• Part: UPB426-1
  • Description: 4K-BIT BIPOLAR TTL PROGRAMMABLE READ ONLY MEMORY
  • Manufacturer: NEC
  • Size: 208.65 KB
UPB426-1 Datasheet (PDF) Download
NEC
UPB426-1

Description

The IlPB406 and IlPB426 are high-speed, electrically programmable, fully-decoded 4096-bit TTL read-only memories. On-chip address decoding, two chip enable inputs and open-collector/three-state outputs allow easy expansion of memory capacity.

Key Features

  • 1024 WORD X 4 BIT Organization (Fully Decoded)
  • TTL Interface
  • Fast Read Access Time: 50 ns max. (IlPB406-2, IlPB426
  • Medium Power Consumption: 500 mW TYP.
  • Two Chip Select Inputs for Memory Expansion
  • Open-Collector Output (IlPB406)/Three-State Outputs (Il PB426)
  • Ceramic and Plastic lS-Lead Dual In-Line Packages
  • Fast Programming Time: 2