HM5264165F-75 Datasheet, PDF (1/65 Pages) Hitachi Semiconductor – 64M LVTTL interface SDRAM 133 MHz/100 MHz

HM5264165F-75/A60/B60
HM5264805F-75/A60/B60
HM5264405F-75/A60/B60
64M LVTTL interface SDRAM
133 MHz/100 MHz
1-Mword × 16-bit × 4-bank/2-Mword × 8-bit × 4-bank
/4-Mword × 4-bit × 4-bank
PC/133, PC/100 SDRAM
E0135H10 (Ver. 1.0)
(Previous ADE-203-940B (Z))
Apr. 25, 2001
Description
The HM5264165F is a 64-Mbit SDRAM organized as 1048576-word × 16-bit × 4 bank. The HM5264805F
is a 64-Mbit SDRAM organized as 2097152-word × 8-bit × 4 bank. The HM5264405F is a 64-Mbit SDRAM
organized as 4194304-word × 4-bit × 4 bank. All inputs and outputs are referred to the rising edge of the
clock input. It is packaged in standard 54-pin plastic TSOP II.
Features
• 3.3 V power supply
• Clock frequency: 133 MHz/100 MHz (max)
• LVTTL interface
• Single pulsed RAS
• 4 banks can operate simultaneously and independently
• Burst read/write operation and burst read/single write operation capability
• Programmable burst length: 1/2/4/8/full page
• 2 variations of burst sequence
 Sequential (BL = 1/2/4/8/full page)
 Interleave (BL = 1/2/4/8)
Elpida Memory, Inc. is a joint venture DRAM company of NEC Corporation and Hitachi, Ltd.