UPD8156-2 Key Features
- Two Programmable B-Bit I/O Ports
- One Programmable 6-Bit I/O Port
- Single Power Supplies: +5 Volt, ±10%
- Directly interfaces to the J.LPDB085A and J.LPD8085A-2
- Available in 40 Pin Plastic Packages
UPD8156-2 is 2048 BIT STATIC MOS RAM manufactured by NEC.
| Part Number | Description |
|---|---|
| UPD8155-2 | 2048 BIT STATIC MOS RAM |
| UPD8021 | SINGLE CHIP 8-BIT MICROCOMPUTER |
| UPD8022 | SINGLE CHIP 8-BIT MICROCOMPUTER |
| UPD8035L | SINGLE CHIP 8-BIT MICROCOMPUTERS |
| UPD8039H | High Speed 8 Bit Single-Chip HMOS Microcomputers |
They directly interface to the multiplexed J.LPD80B5A bus with no external logic. The J.LPDB155 has an active low chip enable while the J.LPDB1 56 is active high.