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What is HM5212325F?

This electronic component, produced by the manufacturer "Hitachi Semiconductor", performs the same function as "128M LVTTL interface SDRAM 100 MHz 1-Mword x 32-bit x 4-bank PC/100 SDRAM".


HM5212325F Datasheet PDF - Hitachi Semiconductor

Part Number HM5212325F
Description 128M LVTTL interface SDRAM 100 MHz 1-Mword x 32-bit x 4-bank PC/100 SDRAM
Manufacturers Hitachi Semiconductor 
Logo Hitachi Semiconductor Logo 


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HM5212325F-B60
128M LVTTL interface SDRAM
100 MHz
1-Mword × 32-bit × 4-bank
PC/100 SDRAM
ADE-203-1053A (Z)
Rev. 1.0
Oct. 18, 1999
Description
The Hitachi HM5212325F 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 108 bump BGA.
Features
Single chip wide bit solution (× 32)
3.3 V power supply
Clock frequency: 100 MHz (max)
LVTTL interface
Extremely small foot print: 1.27 mm pitch
Package: BGA (BP-108)
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 CAS latency: 2/3
Byte control by DQMB
Refresh cycles: 4096 refresh cycles/64 ms
2 variations of refresh
Auto refresh
Self refresh

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HM5212325F equivalent
Block Diagram
A0 to A13
CS
RAS
CAS
WE
CLK
CKE
14
HM5212325F-B60
64-Mbit SDRAM
4M × 16
64-Mbit SDRAM
4M × 16
4
DQMB 0 to
DQMB 3 32
DQ 0 to DQ 31
2 16
Power-up Sequence and Initialization Sequence
2 16
Power up sequence
100 µs
VCC 0 V
CKE, DQMB Low
CLK Low
CS, DQ Low
Power stabilize
Initialization sequence
200 µs
5


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Part Details

On this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for HM5212325F electronic component.


Information Total 13 Pages
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Featured Datasheets

Part NumberDescriptionMFRS
HM5212325FThe function is 128M LVTTL interface SDRAM 100 MHz 1-Mword x 32-bit x 4-bank PC/100 SDRAM. Hitachi SemiconductorHitachi Semiconductor
HM5212325F-B60The function is 128M LVTTL interface SDRAM 100 MHz 1-Mword x 32-bit x 4-bank PC/100 SDRAM. Hitachi SemiconductorHitachi Semiconductor
HM5212325FBPCThe function is 128M LVTTL interface SDRAM 100 MHz 1-Mword x 32-bit x 4-bank PC/100 SDRAM. Hitachi SemiconductorHitachi Semiconductor

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