HM5212325FBP-B60 데이터시트 - Hitachi -> Renesas Electronics
제조사

Hitachi -> Renesas Electronics
Description
The Hitachi HM5212325FBPC is a 128-Mbit SDRAM organized as 1048576-word ×32-bit ×4-bank. All inputs and outputs are referred to the rising edge of the clock input. It is packaged in standard 90-bump fine pitch BGA.
FEATUREs
• Single chip wide bit solution (×32)
• 3.3 V power supply
• Clock frequency: 100 MHz (max)
• LVTTL interface
• Extremely small foot print: 0.8 mm pitch Package: FBGA (BP-90)
• 4 banks can operate simultaneously and independently
• Burst read/write operation and burst read/single write operation capability
• Programmable burst length: 4/8/full page
• 2 variations of burst sequence
Sequential (BL = 4/8/full page)
Interleave (BL = 4/8)
• Programmable CASlatency: 2/3
• Byte control by DQMB
• Refresh cycles: 4096 refresh cycles/64 ms
• 2 variations of refresh
Auto refresh
Self refresh
• Full page burst length capability
Sequential burst
Burst stop capability
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