The recommended operating voltage range for the TMS27C040-12JL is 4.5V to 5.5V.
To handle bus contention on the TMS27C040-12JL, use open-drain or three-state outputs, and ensure that only one device is driving the bus at a time.
The maximum clock frequency supported by the TMS27C040-12JL is 12 MHz.
The TMS27C040-12JL can be programmed using a parallel programming algorithm, and Texas Instruments provides a programming specification document that outlines the programming procedure.
The erase cycle endurance of the TMS27C040-12JL is typically 100 to 1000 cycles, depending on the operating conditions and usage patterns.