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HN27C4000G Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HN27C4000G Datasheet PDF : 21 Pages
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HN27C4000G Series
524288-Word × 8-Bit/262144-Word × 16-Bit CMOS UV Erasable
and Programmable ROM
Description
The Hitachi HN27C4000 is a 4-Mbit UV erasable and electrically programmable ROM that is organized
either as 524288-word × 8-bit or as 262144-word × 16 bit, featuring extra-high speed burst mode that gives
two times faster 4-word or 8-byte serial access than normal. And also high speed and fast programming are
served as well as the existing Hitachi 4M device HN27C4096 and HN27C4001. Fabricated on advanced fine
process and high speed circuitry technique, HN27C4000 makes high speed access time and low power
dissipation in either active or stand-by mode. Therefore, it is suitable for all systems featuring high speed
microprocessor such as the 80386, 80486, 68030, 68040 and so on.
Features
Organization: 524288-word × 8-bit/262144-word × 16-bit (BYTE/VPP enables selection byte-wide or
word-wide)
High speed: Access time 100 ns/120 ns/150 ns (max)
Burst access time 50 ns/60 ns/60 ns (max)
Low power dissipation:
Standby mode; 5 µW (typ),
Active mode; 150 mW/MHz (typ)
Fast high reliability page programming, fast high-reliability programming and option programming:
Program voltage; +12.5 V DC
Program time; 3.5 sec (min) (Theoretical in Page programming)
Inputs and outputs TTL compatible during both read and program modes
Pin arrangement: 40-pin EIAJ standard pin compatible with HN62414/ HN62434
Device identifier mode: Manufacturer code and device code
Ordering Information
Type No.
HN27C4000G-10
HN27C4000G-12
HN27C4000G-15
Access Time
100 ns
120 ns
150 ns
Package
600-mil 40-pin cerdip (DG-40A)

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