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WE128K32N-250G2TC Datasheet(PDF) 1 Page - White Electronic Designs Corporation |
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WE128K32N-250G2TC Datasheet(HTML) 1 Page - White Electronic Designs Corporation |
1 / 14 page 1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs WE128K32-XXX March 2006 Rev. 10 White Electronic Designs Corp. reserves the right to change products or specifications without notice. 128Kx32 EEPROM MODULE, SMD 5962-94585 Top View Block Diagram I/O8 I/O9 I/O10 A13 A14 A15 A16 NC I/O0 I/O1 I/O2 WE2# CS2# GND I/O11 A10 A11 A12 VCC CS1# NC I/O3 I/O15 I/O14 I/O13 I/O12 OE# NC WE1# I/O7 I/O6 I/O5 I/O4 I/O24 I/O25 I/O26 A6 A7 NC A8 A9 I/O16 I/O17 I/O18 VCC CS4# WE4# I/O27 A3 A4 A5 WE3# CS3# GND I/O19 I/O31 I/O30 I/O29 I/O28 A0 A1 A2 I/O23 I/O22 I/O21 I/O20 11 22 33 44 55 66 1 12 23 34 45 56 128K x 8 8 I/O 0-7 WE 1 # CS 1 #W E 2 # CS 2 #W E 3 # CS 3 #W E 4 # CS 4 # 128K x 8 8 I/O 8-15 128K x 8 8 I/O 16-23 128K x 8 8 I/O 24-31 A 0-16 OE# FEATURES Access Times of 120**, 140, 150, 200, 250, 300ns Packaging: • 66-pin, PGA Type, 27.3mm (1.075") square, Hermetic Ceramic HIP (Package 400) • 68 lead, 22.4mm sq. CQFP (G2T), 4.57mm (0.180") high, (Package 509) Organized as 128Kx32; User Configurable as 256Kx16 or 512Kx8 Write Endurance 10,000 Cycles Data Retention Ten Years Minimum (at +25°C) Commercial, Industrial and Military Temperature Ranges Low Power CMOS Automatic Page Write Operation Page Write Cycle Time: 10ms Max Data Polling for End of Write Detection Hardware and Software Data Protection TTL Compatible Inputs and Outputs 5 Volt Power Supply Built-in Decoupling Caps and Multiple Ground Pins for Low Noise Operation Weight WE128K32-XG2TX - 8 grams typical WE128K32-XH1X - 13 grams typical ** 120ns not available for SMD product *This product is subject to change without notice. FIGURE 1 – PIN CONFIGURATION FOR WE128K32N-XH1X Pin Description I/O0-31 Data Input/Output A0-16 Address Inputs WE1-4# Write Enable CS1-4# Chip Selects OE# Output Enable VCC Power Supply GND Ground NC Not Connected |
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