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| White Electronic Designs 2Mx32 SRAM 3.3V MULTI-CHIP PACKAGE FEATURES Access Times of 12, 15, 17, 20ns Packaging * 255 PBGA, 25mm x 25mm, 625mm 2 W82M32V-XBX Low Power CMOS TTL Compatible Inputs and Outputs Fully Static Operation: * No clock or refresh required. Three State Output. * This product is subject to change without notice. Organized as 2Mx32 Commercial, Industrial and Military Temperature Ranges Low Voltage Operation: * 3.3V 10% Power Supply PIN CONFIGURATION FOR W82M32V-XBX TOP VIEW 1 A B C D E F G H J K L M N P R T NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC 2 NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC 3 NC NC NC CS#2 D9 D10 WE#2 GND VCC CS#1 D1 D2 WE#1 GND NC NC 4 NC NC A2 A3 D8 D11 GND GND VCC VCC D0 D3 A6 A7 NC NC 5 NC NC A1 A4 A19 GND GND GND VCC VCC VCC A20 A5 A8 NC NC 6 NC NC A0 D14 D12 GND GND GND VCC VCC VCC D7 D6 A9 NC NC 7 NC NC GND D15 D13 GND GND GND VCC VCC VCC D5 D4 VCC NC NC 8 NC NC GND NC GND GND GND GND VCC VCC VCC VCC NC VCC NC NC 9 NC NC VCC CS#4 VCC VCC VCC VCC GND GND GND GND WE#3 GND NC NC 10 NC NC VCC D24 D26 VCC VCC VCC GND GND GND D17 D19 GND NC NC 11 NC NC A18 D25 D27 VCC VCC VCC GND GND GND D16 D18 A10 NC NC 12 NC NC A17 OE# WE#4 VCC VCC VCC GND GND GND CS#3 A14 A11 NC NC 13 NC NC A16 A15 D31 D28 VCC VCC GND GND D23 D20 A13 A12 NC NC 14 NC NC GND NC D30 D29 NC VCC GND NC D22 D21 NC VCC NC NC 15 NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC 16 NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC PIN DESCRIPTION I/O0-31 A0-20 WE#1-4 CS#1-4 OE# VCC GND NC Data Inputs/Outputs Address Inputs Write Enables Chip Selects Output Enable Power Supply Ground Not Connected OE# A0-20 BLOCK DIAGRAM WE#1 CS#1 WE#2 CS#2 WE#3 CS#3 WE#4 CS#4 2M x 8 2M x 8 2M x 8 2M x 8 8 8 8 8 I/O 0-7 I/O 8-15 I/O 16-23 I/O 24-31 White Electronic Designs Corp. reserves the right to change products or specifications without notice. April, 2006 Rev. 5 1 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs ABSOLUTE MAXIMUM RATINGS Parameter Operating Temperature Storage Temperature Signal Voltage Relative to GND Junction Temperature Supply Voltage Symbol TA TSTG VG TJ VCC Min -55 -65 -0.5 -0.5 Max +125 +150 4.6 150 4.6 Unit C C V C V CS# H L L L OE# X L X H WE# X H L H W82M32V-XBX TRUTH TABLE Mode Standby Read Write Out Disable Data I/O High Z Data Out Data In High Z Power Standby Active Active Active RECOMMENDED OPERATING CONDITIONS Parameter Supply Voltage Input High Voltage Input Low Voltage Symbol VCC VIH VIL Min 3.0 2.2 -0.3 Max 3.6 VCC + 0.3 +0.8 Unit V V V CAPACITANCE (TA = +25C) Parameter Symbol OE# capacitance COE WE#1-4 capacitance CWE CS#1-4 capacitance CCS Data I/O capacitance CI/O Address input capacitance CAD Conditions VIN = 0 V, f = 1.0 MHZ VIN = 0 V, f = 1.0 MHZ VIN = 0 V, f = 1.0 MHZ VI/O = 0 V, f = 1.0 MHZ VIN = 0 V, f = 1.0 MHZ Max Unit 30 pF 10 pF 10 pF 10 pF 30 pF This parameter is guaranteed by design but not tested. DC CHARACTERISTICS (VCC = 3.3V 0.3V, -55C TA 125C) Parameter Input Leakage Current Output Leakage Current Operating Supply Current (x 32 Mode) Standby Current Output Low Voltage Output High Voltage Sym ILI ILO ICC x 32 ISB VOL VOH Conditions VIN = GND to VCC CS# = VIH, OE# = VIH, VOUT = GND to VCC CS# = VIL, OE# = VIH, f = 5MHZ, VCC = 3.6V CS# = VIH, OE# = VIH, f = 5MHZ, VCC = 3.6V IOL = 8mA IOH = -4.0mA Min Max 10 10 1100 400 0.4 Units A A mA mA V V 2.4 NOTE: DC test conditions: VIH = VCC -0.3V, VIL = 0.3V. NOTE: Contact factory for low power option. White Electronic Designs Corp. reserves the right to change products or specifications without notice. April, 2006 Rev. 5 2 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs AC CHARACTERISTICS (VCC = 3.3V, -55C TA +125C) Parameter Read Cycle Read Cycle Time Address Access Time Output Hold from Address Change Chip Select Access Time Output Enable to Output Valid Chip Select to Output in Low Z Output Enable to Output in Low Z Chip Disable to Output in High Z Output Disable to Output in High Z -12 Symbol tRC tAA tOH tACS tOE tCLZ1 tOLZ1 tCHZ1 tOHZ1 Min 12 12 3 12 7 3 1 7 7 3 1 8 8 3 15 8 3 1 8 8 Max Min 15 15 3 17 8 3 1 -15 Max Min 17 17 3 -17 Max Min 20 W82M32V-XBX -20 Max 20 20 10 Units ns ns ns ns ns ns ns ns ns. 10 10 1. This parameter is guaranteed by design but not tested AC CHARACTERISTICS (VCC = 3.3V, -55C TA +125C) Parameter Write Cycle Write Cycle Time Chip Select to End of Write Address Valid to End of Write Data Valid to End of Write Write Pulse Width Address Setup Time Address Hold Time Output Active from End of Write Write Enable to Output in High Z Data Hold Time Symbol tWC tCW tAW tDW tWP tAS tAH tOW1 tWHZ1 tDH Min 12 10 10 8 10 0 0 2 0 -12 Max Min 15 12 12 9 12 0 0 2 0 -15 Max Min 17 12 12 9 14 0 0 3 0 -17 Max Min 20 14 14 10 14 0 0 3 0 -20 Max ns ns ns ns ns ns ns ns ns ns Units 7 8 8 9 1. This parameter is guaranteed by design but not tested AC TEST CIRCUIT IOL Current Source AC TEST CONDITIONS Parameter Input Pulse Levels Input Rise and Fall Input and Output Reference Level Output Timing Reference Level Typ VIL = 0, VIH = 2.5 5 1.5 1.5 Unit V ns V V D.U.T. CEFF = 50pf VZ 1.5V (Bipolar Supply) IOH Current Source Notes: VZ is programmable from -2V to +7V. IOL & IOH programmable from 0 to 16mA. Tester Impedance Z0 = 75 W. VZ is typically the midpoint of VOH and VOL. IOL & IOH are adjusted to simulate a typical resistive load circuit. ATE tester includes jig capacitance. White Electronic Designs Corp. reserves the right to change products or specifications without notice. April, 2006 Rev. 5 3 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs TIMING WAVEFORM - READ CYCLE tRC ADDRESS W82M32V-XBX tAA CS# tACS tRC ADDRESS tCHZ tCLZ OE# tAA tOH DATA I/O PREVIOUS DATA VALID DATA VALID tOE tOLZ DATA I/O HIGH IMPEDANCE tOHZ DATA VALID READ CYCLE 2 (WE# = VIH) READ CYCLE 1 (CS# = OE# = VIL, WE# = VIH) WRITE CYCLE - WE# CONTROLLED tWC ADDRESS tAW tCW CS# tAH tAS WE# tWP tOW tWHZ tDW tDH DATA I/O DATA VALID WRITE CYCLE 1, WE# CONTROLLED WRITE CYCLE - CS# CONTROLLED tWC ADDRESS tAW tAS CS# tCW tAH tWP WE# tDW DATA I/O WRITE CYCLE 1 WE# CONTROLLED DATA VALID tDH White Electronic Designs Corp. reserves the right to change products or specifications without notice. April, 2006 Rev. 5 4 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs PACKAGE 781: 255 BALL GRID ARRAY BOTTOM VIEW 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E W82M32V-XBX 255x 0.762(0.030) NOM 25.1 (0.988) MAX 19.05 (0.750) NOM F G H 1.27 (0.050) NOM J K L M N P R T 1.27 (0.050) NOM 19.05 (0.750) NOM 25.1 (0.955) MAX 2.16 (0.085) MAX 0.69 (0.027) NOM ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES White Electronic Designs Corp. reserves the right to change products or specifications without notice. April, 2006 Rev. 5 5 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs ORDERING INFORMATION W8 2M 32 V - XX X X W82M32V-XBX DEVICE GRADE: M = Military I = Industrial C = Commercial -55C to +125C -40C to +85C 0C to +70C PACKAGE TYPE: B = 25mm x 25mm, 255 PBGA ACCESS TIME (ns) Low Voltage Supply 3.3V 10% ORGANIZATION, 2Mx32 User configurable as 4Mx16 or 8Mx8 SRAM WHITE ELECTRONIC DESIGNS CORP. White Electronic Designs Corp. reserves the right to change products or specifications without notice. April, 2006 Rev. 5 6 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs Document Title 2M x 32 Asynchronous SRAM W82M32V-XBX Revision History Rev # History Rev 0 Initial Release Release Date July 2002 Status Advanced Advanced Rev 1 Changes October 2002 1.1 Add AC/DC Electricals & Timing Diagrams (Pg. 1-7) 1.2 Change Pinout to full 255 (16x16) array 1.3 Change Package Dimension to full 255 (16x16) array Rev 2 Changes (Pg.1,5,6,7) May 2002 2.1 Change package dimension from 27mm square to 25mm square 2.2 Change package height from 2.20mm to 2.70mm Max Rev 3 Changes (Pg.1,5,7) November 2003 3.1 Change package mechanical drawing to new format. Rev 4 Changes (Pg.1,7) 4.1 Change status to preliminary. Rev 5 Changes (Pg. 1, 7) 5.1 Change status to Final May 2004 Advanced Advanced Preliminary April 2006 Final White Electronic Designs Corp. reserves the right to change products or specifications without notice. April, 2006 Rev. 5 7 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com |
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