UPD2308A

NEe Microcomputers, Inc. NEe JL PD2308A FULLY DECODED 8,192 BIT MASK PROGRAMMABLE READ ONLY MEMORY DESCR IPTION The NECJ,lPD2308A is a high-speed 8, 192-bit mask-programmable Read Only Memory organized as 1024 words by 8 bits_ The J,lPD2308A is fabricated with N-channel MOS tech no logy. The inputs and outputs are fully TTL-compatible_ The device operates with a single +5V power supply. The three chip select inputs are programmable. Any combination of active high or low level chip select inputs can be defined and desired chip select code is fixed during the masking process. II F EATU RES Access Time 450 ns Max 1024 Words x 8 Bits Organization Single +5V ±10% Power Supply Voltage Directly TTL-Compatible - All Inputs and Outputs Two Programmable Chip Select Inputs for Easy Memory Expansion Three-State Output - OR-Tie Capability On-Chip Address Fully Decoded All Inputs Protected Against Static Charge Direct Replacement for 2308A Available i...