| Description | The MSM81C55-5 has a 2k-bit static RAM (256 bytes) with parallel I/O ports and a timer. It uses silicon gate CMOS technology and consumes a standby current of 100 micro ampere, maximum, while the chip is not selected. Featureing a maximum access time of 400 ns, the MSM81C55-5 can be used in an MSM80C85AH system without using wait states. The parallel I/O consists of two 8-bit ports and one 6-bit p... |
| Features |
• High speed and low power achieved with silicon gate CMOS technology • 256 words x 8bits RAM • Single power supply, 3 to 6 V • Completely static operation • On-chip address latch • 8-bit programmable I/O ports (port A and B) • TTL Compatible • RAM data hold characteristic at 2 V • 6-bit programmable I/O port (port C) • 14-bit programmable binary c... |
| Datasheet |
 81C55 Datasheet - 156.91KB |
