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WSE128K16-42H1M Datasheet(PDF) 1 Page - List of Unclassifed Manufacturers |
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WSE128K16-42H1M Datasheet(HTML) 1 Page - List of Unclassifed Manufacturers |
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1 / 15 page  1 WSE128K16-XXX White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com 128KX16 SRAM/EEPROM MODULE PRELIMINARY* FEATURES s Access Times of 35ns (SRAM) and 150ns (EEPROM) s Access Times of 45ns (SRAM) and 120ns (EEPROM) s Access Times of 70ns (SRAM) and 300ns (EEPROM) s Packaging • 66 pin, PGA Type, 1.075" square HIP, Hermetic Ceramic HIP (H1) (Package 400) • 68 lead, Hermetic CQFP (G2T), 22mm (0.880") square (Package 509). Designed to fit JEDEC 68 lead 0.990" CQFJ footprint (Fig. 2) s 128Kx16 SRAM s 128Kx16 EEPROM s Organized as 128Kx16 of SRAM and 128Kx16 of EEPROM Memory with separate Data Buses s Both blocks of memory are User Configurable as 256Kx8 s Low Power CMOS s Commercial, Industrial and Military Temperature Ranges s TTL Compatible Inputs and Outputs s Built-in Decoupling Caps and Multiple Ground Pins for Low Noise Operation s Weight - 13 grams typical EEPROM MEMORY FEATURES s Write Endurance 10,000 Cycles s Data Retention at 25 °C, 10 Years s Low Power CMOS Operation s Automatic Page Write Operation s Page Write Cycle Time 10ms Max. s Data Polling for End of Write Detection s Hardware and Software Data Protection s TTL Compatible Inputs and Outputs * This data sheet describes a product under development, not fully characterized, and is subject to change without notice. EWE ECS E WE ECS SWE SCS 128K x 8 SRAM 8 SD 0-7 1 1 128K x 8 SRAM 8 SD 8-15 2 2 128K x 8 EEPROM 8 ED 0-7 1 1 128K x 8 EEPROM 8 ED 8-15 2 2 A 0- 16 OE SWE SCS BLOCK DIAGRAM PIN DESCRIPTION ED0-15 EEPROM Data Inputs/Outputs SD0-15 SRAM Data Inputs/Outputs A0-16 Address Inputs SWE1-2 SRAM Write Enable SCS1-2 SRAM Chip Selects OE Output Enable VCC Power Supply GND Ground NC Not Connected EWE1-2 EEPROM Write Enable ECS1-2 EEPROM Chip Select SD8 SD9 SD10 A13 A14 A15 A16 NC SD0 SD1 SD2 SWE2 SCS2 GND SD11 A10 A11 A12 VCC SCS1 NC SD3 SD15 SD14 SD13 SD12 OE NC SWE1 SD7 SD6 SD5 SD4 ED8 ED9 ED10 A6 A7 NC A8 A9 ED0 ED1 ED2 VCC ECS2 EWE2 ED11 A3 A4 A5 EWE1 ECS1 GND ED3 ED15 ED14 ED13 ED12 A0 A1 A2 ED7 ED6 ED5 ED4 11 22 33 44 55 66 1 12 23 34 45 56 TOP VIEW FIG.1 PIN CONFIGURATION FOR WSE128K16-XH1X May 2001, Rev. 4 |
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