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UPB429 Datasheet 2K x 8-BIT BIPOLA TTL PROM

Manufacturer: NEC (now Renesas Electronics)

Overview

NEe Microcomputers, Inc.

NEe p.PB409 J'!PB429 ",PB409-1 }LPB429-1 p.PB409-2 ILPB429-2 2048 WORD BY 8 BIT BIPOLAR TTL PROGRAMMABLE READ ONLY MEMORY DESC RIPT ION The JlPB409 and JlPB429 are high-speed, electrically programmable, fully-decoded 16384 bit TTL read only memories.

On-chip address decoding, three chip enable inputs and open-collector/three-state outputs allow easy expansion of memory capacity.

Key Features

  • 2048 WORDS x 8 BITS Organization (Fully Decoded).
  • TT L Interface.
  • Fast Read Access Time :50 ns MAX.
  • Medium Power Consumption :500 mW TyP.
  • Three Chip Enable Inputs for Memory Expansion.
  • Open-Collector Outputs (JlPB409).
  • Three-State Outputs (JlPB429).
  • Ceramic 24-Lead Dual In-Line Package (JlPB409D, JlPB429D).
  • Plastic.