Part Number
    Please enter a valid full or partial manufacturer part number with a minimum of 3 letters or numbers

    74LS374 Search Results

    74LS374 Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    SN74LS374N
    Texas Instruments Octal D-Type Edge Triggered Flip-Flops with 3-State Outputs 20-PDIP 0 to 70 Visit Texas Instruments Buy
    SN74LS374DWR
    Texas Instruments Octal D-Type Edge Triggered Flip-Flops with 3-State Outputs 20-SOIC 0 to 70 Visit Texas Instruments Buy
    SN74LS374NSR
    Texas Instruments Octal D-Type Edge Triggered Flip-Flops with 3-State Outputs 20-SO 0 to 70 Visit Texas Instruments Buy
    SN74LS374DBR
    Texas Instruments Octal D-Type Edge Triggered Flip-Flops with 3-State Outputs 20-SSOP 0 to 70 Visit Texas Instruments Buy
    SN74LS374NE4
    Texas Instruments Octal D-Type Edge Triggered Flip-Flops with 3-State Outputs 20-PDIP 0 to 70 Visit Texas Instruments Buy

    74LS374 Datasheets (10)

    Part ECAD Model Manufacturer Description Datasheet Type PDF PDF Size Page count
    74LS374
    Fairchild Semiconductor 3-STATE Octal D-Type Transparent Latches and Edge-Triggered Flip-Flops Original PDF 90.23KB 8
    74LS374
    Hitachi Semiconductor Octal D-type Edge-triggered Flip-Flips(with three-state outputs) Original PDF 87.21KB 7
    74LS374
    On Semiconductor LOW POWER SCHOTTKY Original PDF 158.41KB 8
    74LS374
    Fairchild Semiconductor Full Line Condensed Catalogue 1977 Scan PDF 115.43KB 3
    74LS374
    Unknown Microprocessor and Peripheral Components Scan PDF 13.06MB 369
    74LS374
    Signetics Latches / Flip-Flops Scan PDF 201.22KB 6
    74LS374
    Signetics Integrated Circuits Catalogue 1978/79 Scan PDF 891.49KB 27
    74LS374DC
    Fairchild Semiconductor Octal D-Type Flip-Flop Scan PDF 66.89KB 2
    74LS374FC
    Fairchild Semiconductor Octal D-Type Flip-Flop Scan PDF 66.89KB 2
    74LS374PC
    Fairchild Semiconductor Octal D-Type Flip-Flop Scan PDF 66.89KB 2
    SF Impression Pixel

    74LS374 Price and Stock

    Select Manufacturer

    Texas Instruments SN74LS374NSR

    IC FF D-TYPE SINGLE 8-BIT 20-SO
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey () SN74LS374NSR Cut Tape 2,553 1
    • 1 $1.20
    • 10 $0.86
    • 100 $0.69
    • 1000 $0.63
    • 10000 $0.63
    Buy Now
    SN74LS374NSR Digi-Reel 2,553 1
    • 1 $1.20
    • 10 $0.86
    • 100 $0.69
    • 1000 $0.63
    • 10000 $0.63
    Buy Now
    SN74LS374NSR Tape & Reel 2,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.55
    Buy Now
    Mouser Electronics SN74LS374NSR 8,405
    • 1 $1.18
    • 10 $0.86
    • 100 $0.69
    • 1000 $0.56
    • 10000 $0.53
    Buy Now
    Bristol Electronics SN74LS374NSR 13
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Rochester Electronics SN74LS374NSR 2,840 1
    • 1 -
    • 10 -
    • 100 $0.70
    • 1000 $0.58
    • 10000 $0.52
    Buy Now
    Win Source Electronics SN74LS374NSR 4,000
    • 1 -
    • 10 -
    • 100 $0.72
    • 1000 $0.48
    • 10000 $0.48
    Buy Now

    Texas Instruments SN74LS374N

    IC FF D-TYPE SINGLE 8BIT 20PDIP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SN74LS374N Tube 2,050 1
    • 1 $1.24
    • 10 $1.24
    • 100 $0.72
    • 1000 $0.63
    • 10000 $0.59
    Buy Now
    Mouser Electronics SN74LS374N 3,572
    • 1 $1.23
    • 10 $0.90
    • 100 $0.72
    • 1000 $0.62
    • 10000 $0.57
    Buy Now
    Newark SN74LS374N Bulk 459 1
    • 1 $1.57
    • 10 $1.44
    • 100 $1.32
    • 1000 $1.18
    • 10000 $1.10
    Buy Now
    TME SN74LS374N 117 1
    • 1 $1.18
    • 10 $0.83
    • 100 $0.68
    • 1000 $0.65
    • 10000 $0.60
    Buy Now

    Texas Instruments SN74LS374DWR

    IC FF D-TYPE SINGLE 8BIT 20SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey () SN74LS374DWR Digi-Reel 1,514 1
    • 1 $0.98
    • 10 $0.71
    • 100 $0.56
    • 1000 $0.50
    • 10000 $0.50
    Buy Now
    SN74LS374DWR Cut Tape 1,514 1
    • 1 $0.98
    • 10 $0.71
    • 100 $0.56
    • 1000 $0.50
    • 10000 $0.50
    Buy Now
    SN74LS374DWR Tape & Reel 2,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.45
    Buy Now
    Mouser Electronics SN74LS374DWR 2,237
    • 1 $0.98
    • 10 $0.71
    • 100 $0.56
    • 1000 $0.47
    • 10000 $0.44
    Buy Now
    TME SN74LS374DWR 1
    • 1 $0.80
    • 10 $0.64
    • 100 $0.51
    • 1000 $0.43
    • 10000 $0.43
    Get Quote
    Win Source Electronics SN74LS374DWR 3,620
    • 1 -
    • 10 -
    • 100 $0.54
    • 1000 $0.42
    • 10000 $0.42
    Buy Now

    Texas Instruments SN74LS374DW

    IC FF D-TYPE SINGLE 8BIT 20SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SN74LS374DW Tube 484 1
    • 1 $1.02
    • 10 $0.73
    • 100 $0.58
    • 1000 $0.55
    • 10000 $0.55
    Buy Now
    Rochester Electronics SN74LS374DW 4,945 1
    • 1 -
    • 10 -
    • 100 $0.67
    • 1000 $0.56
    • 10000 $0.50
    Buy Now
    TME SN74LS374DW 129 1
    • 1 $0.77
    • 10 $0.72
    • 100 $0.66
    • 1000 $0.66
    • 10000 $0.66
    Buy Now
    Win Source Electronics SN74LS374DW 4,000
    • 1 -
    • 10 -
    • 100 $0.54
    • 1000 $0.42
    • 10000 $0.42
    Buy Now

    Rochester Electronics LLC SN74LS374DW

    IC FF D-TYPE SINGLE 8BIT 20SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SN74LS374DW Bulk 358
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.84
    • 10000 $0.84
    Buy Now

    74LS374 Datasheets Context Search

    Catalog Datasheet Type Document Tags PDF

    SN74LS374

    Abstract: 5N54LS ls374 LS373 SN54LS374 texas instruments ls374 L537 SN54LS373 SN54S373 SN54S374
    Contextual Info: SN54LS373, SN 54LS 374, S N 54S 373, S N 54S 374, SN 74LS 373, SN 74LS374. S N 74S 373, S N 74S 374 SDLS165 OCTAL D-TYPE TRANSPARENT LATCHES AND EDGE-TRIGGERED FLIP-FLOPS OCTOBER 1975 —REVISED MARCH 1988 S N 5 4 L S 3 7 3 . S IM 5 4 L S 3 7 4 . S N 5 4 S 3 7 3 ,


    OCR Scan
    SDLS165 SN54LS373, SN54LS374, SN54S373, SN54S374, SN74LS373, SN74LS374. SN74S373, SN74S374 CS373 SN74LS374 5N54LS ls374 LS373 SN54LS374 texas instruments ls374 L537 SN54LS373 SN54S373 SN54S374 PDF

    74LS534

    Abstract: SN74LS534N 74LS53 74LS SN74LS534 4LS374 SN74LS374AN
    Contextual Info: Am25LS374A • Am54LS/74LS374A Am25LS534Am54LS/74LS534 8-Bit Registers with Three-State Outputs DISTINCTIVE CHARACTERISTICS FUNCTIONAL DESCRIPTION • 8-bit, high-speed parallel registers • Positive, edge-triggered, D-type flip-flops • Buffered common clock and buffered common three-state


    OCR Scan
    Am25LS374A Am54LS/74LS374A Am25LS534 Am54LS/74LS534 Am25LS/54LS Am25LS Am54/74LS MIL-STD-883 74LS534 SN74LS534N 74LS53 74LS SN74LS534 4LS374 SN74LS374AN PDF

    Contextual Info: GD54/74LS374 OCTAL D TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS Feature • • • • • D-Type-Flops in a Single Package 3-State Bus-Driving Outputs Full Parallel Access for Loading Buffered Control Inputs Clock/Enable Input Has Hysteresis to Improve Noise Rejection


    OCR Scan
    GD54/74LS374 74LS374 PDF

    74LS374 74LS373 74ls373

    Abstract: 74LS373 74LS373 40 pin 74LS374 pin diagram 74ls373 LOGIC OF 74LS373 74LS374 DATASHEET 8D213 LS373 SN54LSXXXJ
    Contextual Info: SN54/74LS373 SN54/74LS374 OCTAL TRANSPARENT LATCH WITH 3-STATE OUTPUTS; OCTAL D-TYPE FLIP-FLOP WITH 3-STATE OUTPUT OCTAL TRANSPARENT LATCH WITH 3-STATE OUTPUTS; OCTAL D-TYPE FLIP-FLOP WITH 3-STATE OUTPUT The SN54 / 74LS373 consists of eight latches with 3-state outputs for bus


    Original
    SN54/74LS373 SN54/74LS374 74LS373 74LS374 74LS374 74LS373 74ls373 74LS373 40 pin pin diagram 74ls373 LOGIC OF 74LS373 74LS374 DATASHEET 8D213 LS373 SN54LSXXXJ PDF

    SN74LS374AN

    Abstract: 74ls534 74LS53 SN74LS534N AM26LS37
    Contextual Info: Am25LS374A • Am54LS/74LS374A Am25LS534Am54LS/74LS534 8-Bit Registers with Three-State Outputs DISTINCTIVE CHARACTERISTICS FUNCTIONAL DESCRIPTION • 8-bit, high-speed parallel registers • Positive, edge-triggered, D-type flip-flops • Buffered common clock and buffered common three-state


    OCR Scan
    Am25LS374A Am54LS/74LS374A Am25LS534 Am54LS/74LS534 Am25LS/54LS Am25LS Am54/74LS MIL-STD-883 SN74LS374AN 74ls534 74LS53 SN74LS534N AM26LS37 PDF

    Contextual Info: GD54/74HC373, GD54/74HCT373 OCTAL 3-STATE NONINVERTING D-TYPE TRANSPARENT LATCHES General Description These devices are identical in pinout to the 54/74LS374. They contain eight D-type master/ slave flip-flops with a common clock and clear. Data meeting the setup and hold time requirements are


    OCR Scan
    GD54/74HC373, GD54/74HCT373 54/74LS374. PDF

    74HC373

    Abstract: GD74HC373 74HCT373 74HC
    Contextual Info: GD54/74HC373, GD54/74HCT373 OCTAL 3-STATE NONINVERTING D-TYPE TRANSPARENT LATCHES General Description These devices are identical in pinout to the 54/74LS374. They contain eight D-type master/ slave flip-flops with a common clock and clear. Data meeting the setup and hold time requirements are


    OCR Scan
    GD54/74HC373, GD54/74HCT373 54/74LS374. 74HC373 GD74HC373 74HCT373 74HC PDF

    LOGIC OF 74LS373

    Abstract: 74LS373 PIN CONFIGURATION AND SPECIFICATIONS LS 373 74LS374 pin configuration 74LS374 function latch 74ls 373
    Contextual Info: 74LS373, 74LS374, S373, S374 Signetics Logic Products I Latches/Flip-Flops FEATURES • 8-bit transparent latch — '373 • 8-blt positive, edge-triggered register — '374 • 3-State output buffers • Common 3-State Output Enable • Independent register and 3-State


    OCR Scan
    74S374 74LS373, 74LS374, 74LS373 105mA 116mA 74S373 74LS374 500ns LOGIC OF 74LS373 74LS373 PIN CONFIGURATION AND SPECIFICATIONS LS 373 74LS374 pin configuration 74LS374 function latch 74ls 373 PDF

    74LS374

    Contextual Info: M M O T O R O L A SN54/74LS373 SN54/74LS374 OCTAL TRANSPARENT LATCH WITH 3-STATE OUTPUTS; OCTAL D-TYPE FLIP-FLOP WITH 3-STATE OUTPUT OCTAL TRANSPARENT LATCH WITH 3-STATE OUTPUTS; OCTAL D-TYPE FLIP-FLOP WITH 3-STATE OUTPUT The S N 54/74LS 373 consists of eight latches with 3-state outputs for bus


    OCR Scan
    54/74LS SN54/74LS374 74LS374 PDF

    74LS374 function

    Contextual Info: GD54/74LS374 OCTAL D TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS Feature • • • • • Pin Configuration D-Type-Flops in a Single Package 3-State Bus-Driving Outputs Full Parallel Access for Loading Buffered Control Inputs Clock/Enable Input Has Hysteresis to Improve


    OCR Scan
    GD54/74LS374 74LS374 GGD42b3 74LS374 function PDF

    M74LS374P

    Abstract: 8Q transistor 20-PIN DIL-24 40MHztPLH
    Contextual Info: MITSUBISHI LS TTLs M 74LS374P OCTAL POSITIVE EDGE-TRIGGERED D-TYPE FLIP FLOPS W ITH 3-STATE OUTPUTS DESCRIPTION PIN CONFIGURATION TOP VIEW is a semiconductor integrated circuit OUTPUT input and a clock input, which are common to all the 1Q - in 2D 7D Ï Ï ] « - 7D


    OCR Scan
    M74LS374P M74LS374P 400mV 16-PIN 20-PIN 8Q transistor DIL-24 40MHztPLH PDF

    74ls373 datasheet

    Abstract: ls374 motorola 74LS373 74LS374 74LS374 DATASHEET 74LS374 74LS373 74ls373 datasheet ls373 SN54/74LS373 74LS373 40 pin FAST AND LS TTL
    Contextual Info: SN54/74LS373 SN54/74LS374 OCTAL TRANSPARENT LATCH WITH 3-STATE OUTPUTS; OCTAL D-TYPE FLIP-FLOP WITH 3-STATE OUTPUT OCTAL TRANSPARENT LATCH WITH 3-STATE OUTPUTS; OCTAL D-TYPE FLIP-FLOP WITH 3-STATE OUTPUT The SN54 / 74LS373 consists of eight latches with 3-state outputs for bus


    Original
    SN54/74LS373 SN54/74LS374 74LS373 74LS374 74ls373 datasheet ls374 motorola 74LS374 DATASHEET 74LS374 74LS373 74ls373 datasheet ls373 SN54/74LS373 74LS373 40 pin FAST AND LS TTL PDF

    HCT53

    Abstract: HC-527
    Contextual Info: TC74HCT374AP/AF/AFW TC74HCT534AP/AF OCTAL D - T Y P E F L IP - F L O P W IT H 3 -S T A T E O U T P U T TC74HC T374AP/AF/AFW N O N - I N V E R T I N G TC74HCTS34AP/AF_ IN V E R T IN G _ The TC74HCT374A and HCT534A are high speed CMOS


    OCR Scan
    TC74HCT374AP/AF/AFW TC74HCT534AP/AF TC74HC T374AP/AF/AFW TC74HCTS34AP/AF_ TC74HCT374A HCT534A TC74Hns HC-530 HCT53 HC-527 PDF

    Contextual Info: TC74HCT374AP/AF TC74HCT534AP/AF O C T A L D - T Y P E F L IP -F L O P W IT H 3 -S T A T E O U T P U T TC74HCT374AP/AF N O N - I N V E R T I N G TC74HCT534AP/AF IN V E R T IN G _ The TC74HCT374A and HCT534A are high speed CMOS OCTAL F L IP -F L O P s with 3-S T A T E OUTPUT


    OCR Scan
    TC74HCT374AP/AF TC74HCT534AP/AF TC74HCT534AP/AF TC74HCT374A HCT534A TC74HCT534A PDF

    MD54HCT374RC

    Abstract: MD74HCT374RE 574R JEDEC CP 16
    Contextual Info: MD54/74HCT374R Octal D-Type Flip Flop February '85 Features CONNECTION DIAGRAM DIP TOP VIEW • High latch-up immunity •High current outputs can drive 30 LSTTL loads • Low power ISO-CMOS technology •Bus oriented 3-state outputs • Meets or exceeds all proposed JEDEC 40.2


    OCR Scan
    MD54/74HCT374R 54/74LS374 MD54HCT374RC, MD74HCT374RE, MD54HCT374RC MD74HCT374RE 574R JEDEC CP 16 PDF

    4000B

    Abstract: 74LS374 M74HC374 M74HC374DWP M74HC374P M74HC534
    Contextual Info: M IT S U B IS H I HIGH S P E E D C M O S M 74H C374P M 74H C 374D W P O C T A L 3 -S T A T E N O N IN V E R T IN G D -T Y P E F L IP -F L O P DESCRIPTION The M 74H C 374 is a sem ico ndu ctor integrated c irc u it con­ PIN CONFIGURATION TOP VIEW sisting of eight p o s itiv e -e d g e trig g e re d D -type flip -flo p s


    OCR Scan
    M74HC374P M74HC374DWP M74HC374 4000B 74LS374 M74HC374DWP M74HC534 PDF

    Contextual Info: SN54LS373, SN54LS374, SN54S373, SN54S374, SN74LS373, 74LS374, SN74S373, SN74S374 OCTAL D-TYPE TRANSPARENT LATCHES AND EDGE-TRIGGERED FLIP-FLOPS SDLS165B – OCTOBER 1975 – REVISED AUGUST 2002 D D D D D D Choice of Eight Latches or Eight D-Type Flip-Flops in a Single Package


    Original
    SN54LS373, SN54LS374, SN54S373, SN54S374, SN74LS373, SN74LS374, SN74S373, SN74S374 SDLS165B PDF

    Rx6b

    Abstract: TX6B BS-28 POWER TRANSFORMER D2259 TX2b RX13B
    Contextual Info: DP83950B DP83950B RIC TM Repeater Interface Controller Literature Number: SNLS079A DP83950B RIC TM Repeater Interface Controller Y General Description Y Y Y Y Y Y Y et e The DP83950B Repeater Interface Controller ‘‘RIC’’ may be used to implement an IEEE 802 3 multiport repeater unit It


    Original
    DP83950B DP83950B SNLS079A Rx6b TX6B BS-28 POWER TRANSFORMER D2259 TX2b RX13B PDF

    MC6820 PIA

    Abstract: BECKMAN 792 LM741 audio amplifiers MC6820 pin diagram ns102 DAC0830 DAC1006 DAC1007 DAC1008 DAC1020
    Contextual Info: a t i o n a l S e m i c o n d u c t o r DAC1006/DAC1007/DAC1008 juP Compatible, Double-Buffered D to A Converters General Description Features The DAC10 0 6 /7 /8 are advanced C M O S /S i-C r 10-, 9- and 8-bit accurate m ultiplying DACs which are designed to inter­


    OCR Scan
    DAC1006/DAC1007/DAC1008 DAC1006/7/8 hS0112H dac1006 dac1006 TL/H/5688-27 20-pin 10-bit) DAC1006LCN DAC1007LCN MC6820 PIA BECKMAN 792 LM741 audio amplifiers MC6820 pin diagram ns102 DAC0830 DAC1007 DAC1008 DAC1020 PDF

    tms320cxx architecture

    Abstract: PDS-1067C DSP201KP DSP202 DSP202JP 74LS326 DSP101 DSP201 DSP201JP DSP202KP
    Contextual Info: DSP201 DSP202 DSP-Compatible Single/Dual DIGITAL-TO-ANALOG CONVERTERS FEATURES DESCRIPTION ● ZERO-CHIP INTERFACE TO DSP ICs: AD, AT&T, MOTOROLA, TI The DSP201 and DSP202 are high performance digital-to-analog converters designed for simplicity of use


    Original
    DSP201 DSP202 DSP201 DSP202 500kHz. 32-Bit 500kHz 16-BIT tms320cxx architecture PDS-1067C DSP201KP DSP202JP 74LS326 DSP101 DSP201JP DSP202KP PDF

    ls374

    Abstract: SN54LS373 SN54LS374 SN54S373 SN54S374 SN74LS373 SN74LS374 SN74S373 SN74S374 ls373
    Contextual Info: SN54LS373, SN54LS374, SN54S373, SN54S374, SN74LS373, 74LS374, SN74S373, SN74S374 OCTAL D-TYPE TRANSPARENT LATCHES AND EDGE-TRIGGERED FLIP-FLOPS SDLS165A – OCTOBER 1975 – REVISED FEBRUARY 2002 D D D D D D Choice of Eight Latches or Eight D-Type Flip-Flops in a Single Package


    Original
    SN54LS373, SN54LS374, SN54S373, SN54S374, SN74LS373, SN74LS374, SN74S373, SN74S374 SDLS165A ls374 SN54LS373 SN54LS374 SN54S373 SN54S374 SN74LS373 SN74LS374 SN74S373 SN74S374 ls373 PDF

    75hc138

    Abstract: 75HC138 7 SEGMENT DISPLAY HCMOS designers guide The IC06 74HC Logic package Specific HC Cmos Logic 74Hcxxx CD 4511 CMOS TTL Logic Family Specifications 74hc245 CI 4017 data sheet ic 4017 7404 not gate ic
    Contextual Info: INTEGRATED CIRCUITS DATA SHEET User Guide Product specification Supersedes data of January 1993 File under Integrated Circuits, IC06 1997 Nov 25 Philips Semiconductors Product specification User Guide CONTENTS 1 INTRODUCTION 7 INPUT CIRCUITS 2 CONSTRUCTION


    Original
    74HCT 75hc138 75HC138 7 SEGMENT DISPLAY HCMOS designers guide The IC06 74HC Logic package Specific HC Cmos Logic 74Hcxxx CD 4511 CMOS TTL Logic Family Specifications 74hc245 CI 4017 data sheet ic 4017 7404 not gate ic PDF

    Contextual Info: TOSHIBA L06IC/MEM0RY 46E D • cIOc17E46 005344'=! S ■ T O S E ! TC74HC374AP/AF/AFW TC74HC534AP/AF _ M O C T A L D - T Y P E F L I P - F L O P WITH 3 - S T A T E OUTPUT TC74HC374AP/AF/AFW N O N - I N V E R T I N G TC74HCB34AP/fA F _ I N V E R T I N G _


    OCR Scan
    L06IC/MEM0RY) 17E46 TC74HC374AP/AF/AFW TC74HC534AP/AF TC74HC374AP/AF/AFW TC74HCB34AP/fA TC74HC374A TC74HC534A 534AP/AF-4 PDF

    74ls121

    Abstract: TTL 74ls121 edge detector robot circuit diagram 74LS467 SDC-19204 74LS465 ROTOR ASYNCHROUS MOTOR cmos 4516 74LS169B radar servo amp
    Contextual Info: SDC-19204/6 MONOBRID SERIES 10-, 12-, 14-, OR 16-BIT INDUSTRIAL SYNCHRO-TO-DIGITAL CONVERTERS FEATURES DESCRIPTION The SDC-19204/6 Monobrid Series converters are versatile state-of-theart synchro-to-digital converters featuring programmable resolution and


    Original
    SDC-19204/6 16-BIT 10-bit 1-800-DDC-5757 A5976 J-11/99-500 74ls121 TTL 74ls121 edge detector robot circuit diagram 74LS467 SDC-19204 74LS465 ROTOR ASYNCHROUS MOTOR cmos 4516 74LS169B radar servo amp PDF