部品番号
HM5117400BLS-8
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PDF
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25 Pages
File Size
244.4 kB
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Hitachi -> Renesas Electronics
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HM5117400BLS-8 データシート - Hitachi -> Renesas Electronics
Hitachi -> Renesas Electronics
Description
The Hitachi HM5117400B is a CMOS dynamic RAM organized 4,194,304 word 4 bit. It employs the most advanced CMOS technology for high performance and low power. The HM5117400B offers Fast Page Mode as a high speed access mode.
FEATUREs
• Single 5 V (±10%)
• High speed
- Access time : 60 ns/ 70 ns/ 80 ns (max)
• Low power dissipation
- Active mode : 605 mW/550 mW/495 mW(max)
- Standby mode : 11 mW (max)
: 0.83 mW (max) (L-version)
• Fast page mode capability
• Long refresh period
- 2048 refresh cycles : 32 ms
: 128 ms (L-version)
3 variations of refresh
- RAS-only refresh
- CAS-before-RAS refresh
- Hidden refresh
• Battery backup operation (L-version)
• Test function
- 16-bit parallel test mode
部品番号
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