HM5264165F

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)


Pinout




Specifications

Parameter	Symbol	Value	Unit	Note
Voltage on any pin relative to VSS	VT	0.5 to VCC + 0.5 CC (4.6 (max))	V	1
Supply voltage relative to VSS	VCC	0.5 to +4.6	V	1
Short circuit output current	Iout	50	mA
Power dissipation	PT	1.0	W
Operating temperature	Topr	0 to +70	C
Storage temperature	Tstg	55 to +125	C
Note: 1. Respect to VSS .

Description

The Hitachi HM5264165F is a 64-Mbit SDRAM organized as 1048576-word ·  16-bit ·  4 bank.  The Hitachi HM5264805F is a 64-Mbit SDRAM organized as 2097152-word ·  8-bit ·  4 bank.  The Hitachi 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.