4 MEG x 16 EDO DRAM
4 MEG x 16 EDO DRAM
EDO DRAM
FEATURES
• Single +3.3V ±0.3V power supply • Industry-standard x16 pinout, timing, functio...
Description
4 MEG x 16 EDO DRAM
EDO DRAM
FEATURES
Single +3.3V ±0.3V power supply Industry-standard x16 pinout, timing, functions, and package 12 row, 10 column addresses (4) 13 row, 9 column addresses (8) High-performance CMOS silicon-gate process All inputs, outputs and clocks are LVTTL-compatible Extended Data-Out (EDO) PAGE MODE access 4,096-cycle CAS#-BEFORE-RAS# (CBR) REFRESH distributed across 64ms Self refresh for low-power data retention
4X16E43V
PIN ASSIGNMENT (Top View) 50-Pin TSOP
VCC DQ0 DQ1 DQ2 DQ3 VCC DQ4 DQ5 DQ6 DQ7 NC VCC WE# RAS# NC NC NC NC A0 A1 A2 A3 A4 A5 VCC
†A12
OPTIONS
Plastic Package 50-pin TSOP (400 mil) Timing 50ns access 60ns access Refresh Rates 4K 8K
Operating Temperature Range Commercial (0°C to +70°C) Extended (-40°C to +85°C)
MARKING
TW -5 -6 4 8
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26
VSS DQ15 DQ14 DQ13 DQ12 VSS DQ11 DQ10 DQ9 DQ8 NC VSS CASL# CASH# OE# NC NC NC/A12† A11 A10 A9 A8 A7 A6 VSS
for "8K" version, NC for "4K" version.
4X16E43V 4X16E83V
None IT
Configuration Refresh Row Address Column Addressing
4 Meg x 16 4K 4K (A0-A11) 1K (A0-A9)
4 Meg x 16 8K 8K (A0-A12) 512 (A0-A8)
NOTE: 1. The “#” symbol indicates signal is active LOW.
4 MEG x 16 EDO DRAM PART NUMBERS
Part Number Example:
MEM4X16E43VTW-5
PART NUMBER 4X16E43VTW-x 4X16E83VTW-x
tCAC tCAS
REFRESH ADDRESSING 4 8
PACKAGE 400-TSOP 400-TSOP
KEY TIMING PAR...
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