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WE128K8-150CQ Datasheet(PDF) 2 Page - White Electronic Designs Corporation |
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WE128K8-150CQ Datasheet(HTML) 2 Page - White Electronic Designs Corporation |
2 / 13 page WE512K8, WE256K8, WE128K8-XCX 2 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs May 2000 Rev. 1 White Electronic Designs Corp. reserves the right to change products or specifications without notice. 256Kx8 CMOS EEPROM, WE256K8-XCX, SMD 5962-93155 256Kx8 BIT CMOS EEPROM MODULE FEATURES Read Access Times of 150, 200ns JEDEC Standard 32 Pin, Hermetic Ceramic DIP (Package 302) Commercial, Industrial and Military Temperature Ranges MIL-STD-883 Compliant Devices Available Write Endurance 10,000 Cycles Data Retention at 25°C, 10 Years Low Power CMOS Operation: 2mA Standby Typical/90mA Operating Maximum Automatic Page Write Operation Internal Address and Data Latches for 512 Bytes, 1 to 64 Bytes/Row, Eight Pages Page Write Cycle Time 10mS Max. Data Polling for End of Write Detection Hardware and Software Data Protection TTL Compatible Inputs and Outputs NC A16 A15 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O0 I/O1 I/O2 VSS 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 VCC WE# A17 A14 A13 A8 A9 A11 OE# A10 CS# I/O7 I/O6 I/O5 I/O4 I/O3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 A0-14 A16 A15 1 32K x 8 Decoder 2 32K x 8 8 32K x 8 A17 I/O0-7 WE# OE# CS# FIGURE 2 Pin Configuration Top View Block Diagram Pin Description A0-18 Address Inputs I/O0-7 Data Input/Output CS# Chip Select OE# Output Enable WE# Write Enable VCC +5.0V Power VSS Ground |
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