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WSF128K32-90H2CA Datasheet(PDF) 1 Page - White Electronic Designs Corporation |
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WSF128K32-90H2CA Datasheet(HTML) 1 Page - White Electronic Designs Corporation |
1 / 12 page 1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs WSF128K32-XH2X October 2004 Rev. 4 White Electronic Designs Corp. reserves the right to change products or specifications without notice. PRELIMINARY* 128KX32 SRAM/FLASH MODULE FEATURES Access Times of 25ns (SRAM) and 70, 90 and 120ns (FLASH) Packaging: • 66-pin, PGA Type, 1.385 inch square HIP, Hermetic Ceramic HIP (Package 402) 128Kx32 SRAM 128Kx32 5V Flash Organized as 128Kx32 of SRAM and 128Kx32 of Flash Memory with common Data Bus Low Power CMOS Commercial, Industrial and Military Temperature Ranges TTL Compatible Inputs and Outputs Built-in Decoupling Caps and Multiple Ground Pins for Low Noise Operation Weight - 13 grams typical FLASH MEMORY FEATURES 10,000 Erase/Program Cycles Sector Architecture • 8 equal size sectors of 16K bytes each • Any combination of sectors can be concurrently erased. Also supports full chip erase 5 Volt Programming; 5V ± 10% Supply Embedded Erase and Program Algorithms Hardware Write Protection Page Program Operation and Internal Program Control Time. * This product is under development, not fully characterized, and is subject to change without notice. Note: Programming information available upon request. FIGURE 1 – PIN CONFIGURATION FOR WSF128K32-XH2X Block Diagram I/O8 I/O9 I/O10 A14 A16 A11 A0 NC I/O0 I/O1 I/O2 FWE2# SWE2# GND I/O11 A10 A9 A15 VCC FCS# SCS# I/O3 I/O15 I/O14 I/O13 I/O12 OE# NC FWE1# I/O7 I/O6 I/O5 I/O4 I/O24 I/O25 I/O26 A7 A12 SWE1# A13 A8 I/O16 I/O17 I/O18 VCC SWE4# FWE4# I/O27 A4 A5 A6 FWE3# SWE3# GND I/O19 I/O31 I/O30 I/O29 I/O28 A1 A2 A3 I/O23 I/O22 I/O21 I/O20 11 22 33 44 55 66 1 12 23 34 45 56 Top View OE# FCS# SCS# A0-16 FWE 1# SWE 1#F W E 2#S W E 2#F W E 3#S W E 3#F W E 4#S W E 4# 128K x 8 Flash 128K x 8 SRAM I/O0-7 128K x 8 Flash 128K x 8 SRAM I/O8-15 128K x 8 Flash 128K x 8 SRAM I/O16-23 128K x 8 Flash 128K x 8 SRAM I/O24-31 Pin Description D0-31 Data Inputs/Outputs A0-16 Address Inputs SWE1-4# SRAM Write Enable SCS# SRAM Chip Selects OE# Output Enable VCC Power Supply GND Ground NC Not Connected FWE1-4# Flash Write Enable FCS# Flash Chip Select |
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