UPD421-1 Key Features
- 1024x8-bitOrganization
- Very Fast Access Time: 150/200/250/300/450 ns
- Single +5V Power Supply
- Low Power Standby Mode
- N-Channel Silicon Gate Process
- Fully TTL patible
- 6-Device Static Cell
- Three State mon I/O
- patible with 8108 and Equivalent Devices
- Available in 22 Pin Ceramic Dual-in-Line Package