Part number:
TMS27C256
Manufacturer:
File Size:
173.43 KB
Description:
Programmable rom.
Datasheet Details
Part number:
TMS27C256
Manufacturer:
File Size:
173.43 KB
Description:
Programmable rom.
TMS27C256, Programmable ROM
The TMS27C256 series are 32 768 by 8-bit (262 144-bit), ultraviolet (UV) light erasable, electrically programmable read-only memories (EPROMs).
The TMS27PC256 series are 32 768 by 8-bit (262 144-bit), one-time programmmable (OTP) electrically programmable read-only memories (PROMs).
TMS27C256 32768
D Organization .
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32768 by 8 Bits D Single 5-V Power Supply D Pin Compatible With Existing 256K MOS ROMs, PROMs, and EPROMs D All Inputs / Outputs Fully TTL Compatible D Max Access / Min Cycle Time VCC ± 10% ’27C/ PC256-10 100 ns ’27C/ PC256-12 120 ns ’27C/ PC256-15 150 ns ’27C/ PC256-17 170 ns ’27C/ PC256-20 200 ns ’27C/ PC256-25 250 ns D Power Saving CMOS Technology D Very High-Speed SNAP! Pulse Programming D 3-State Output Buffers D 400-mV Minimum DC Noise Immunity With Standard TTL Loads
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