White Electronic Designs EDI8F81026C 1Mx8 STATIC RAM CMOS, MODULE FEATURES DESCRIPTION The EDI8F81026C is an 8Mb CMOS Static RAM based on two 512Kx8 Static RAMs mounted on a multi-layered epoxy laminate (FR4) substrate. 1Mx8 bit CMOS Static RAM • Access Times 20 through 35ns • TTL Compatible Inputs and Outputs The EDI8F81026C is packaged in a 36 pin DIP and features the JEDEC approved, revolutionary pinout. • Fully Static, No Clocks High Density Packaging All inputs and outputs are TTL compatible and operate from a single 5V supply. • JEDEC Aproved, Revolutionary Pinout Fully asynchronous, the EDI8F81026C requires no clocks or refreshing for operation. • 36 Pin DIP, No. 179 Single +5V (±10%) Supply Operation Pin Configuration A0 A1 A2 A3 A4 E# DQ0 DQ1 VCC VSS DQ2 DQ3 W# A5 A6 A7 A8 A9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Pin Description 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 A0-A19 E# W# G# DQ0-DQ7 VCC VSS NC NC A19 A18 A17 A16 G# DQ7 DQ6 VSS VCC DQ5 DQ4 A15 A14 A13 A12 A11 A10 Address Inputs Chip Enable Write Enable Output Enable Common Data Input/Output Power (+5V±10%) Ground No Connection Block Diagram A0-A18 W# G# 512k x8 DQ0-DQ7 512k x8 A19 E# July 2004 Rev. 0 1 DECODER White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs ABSOLUTE MAXIMUM RATINGS* Voltage on any pin relative to VSS Operating Temperature TA (Ambient) Commercial Industrial Storage Temperature Power Dissipation Output Current EDI8F81026C RECOMMENDED DC OPERATING CONDITIONS -0.5V to 7.0V Parameter Supply Voltage Supply Voltage Input High Voltage Input Low Voltage 0°C to +70°C -40°C to +85°C -55°C to +125°C 2.0 Watt 20 mA * Stress greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions greater than those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. Sym VCC VSS VIH VIL Min 4.5 0 2.2 -0.3 Typ 5.0 0 — — Max 5.5 0 6.0 0.8 Units V V V V AC TEST CONDITIONS Input Pulse Levels Input Rise and Fall Times Input and Output Timing Levels VSS to 3.0V 5ns 1.5V Output Load 1TTL, CL =35pF (Note: For tEHQZ, tGHQZ and tWLQZ, CL=5pF) TRUTH TABLE CAPACITANCE (f=1.0MHz, VIN=VCC or VSS) G# X H L X E# H L L L W# X H H L Mode Standby Output Deselect Read Write Output High Z High Z DOUT DIN Power ICC2, ICC3 ICC1 ICC1 ICC1 Parameter Address Lines Data Lines Chip Enable Line Write and Output Enable Lines Sym CI CD/Q CC CW Max 12 43 10 32 Unit pF pF pF pF Typ* 212 35 20 — — — — Max 120 50 12 ±10 ±10 — 0.4 Units mA mA mA µA µA V V These parameters are sampled, not 100% tested. DC ELECTRICAL CHARACTERISTICS Parameter Operating Power Supply Current Standby (TTL) Power Supply Current Full Standby Power Supply Current (CMOS) Input Leakage Current Output Leakage Current Output High Voltage Output Low Voltage Sym ICC1 ICC2 ICC3 ILI ILO VOH VOL Conditions W#, E# = VIL, II/O = 0mA, Min Cycle E > VIH, VIN < VIL, VIN > VIH E > VCC-0.2V, VIN > VCC-0.2V or VIN< 0.2V VIN = 0V to VCC V I/O = 0V to VCC IOH =-4.0mA IOL = 8.0mA Min — — — — — 2.4 — *Typical: TA = 25°C, VCC = 5.0V July 2004 Rev. 0 2 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs EDI8F81026C AC CHARACTERISTICS READ CYCLE Parameter Symbol JEDEC tAVAV tAVQV tELQV tELQX tEHQZ tAVQX tGLQV tGLQX tGHQZ Read Cycle Time Address Access Time Chip Enable Access Time Chip Enable to Output in Low Z (1) Chip Disable to Output in High Z (1) Output Hold from Address Change Output Enable to Output Valid Output Enable to Output in Low Z (1) Output Disable to Output in High Z(1) 20ns Alt. tRC tAA tACS tCLZ tCHZ tOH tOE tLOZ tOHZ Min 20 25ns Max Min 25 20 20 3 35ns Max 25 25 3 10 3 8 3 15 3 10 3 8 Units Max 35 35 12 3 3 Min 35 12 3 10 12 ns ns ns ns ns ns ns ns ns Note 1: Parameter guaranteed, but not tested FIGURE 2 – READ CYCLE 1 - W# HIGH, G#, E# LOW tAVAV A ADDRESS 1 ADDRESS 2 tAVQV tAVQX Q DATA 1 DATA 2 FIGURE 3 – READ CYCLE 2 - W# HIGH tAVAV A tAVQV E# tELQV tEHQZ tGLQV tGHQZ tELQX G# tGLQX Q July 2004 Rev. 0 3 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs EDI8F81026C AC CHARACTERISTICS WRITE CYCLE Parameter Symbol JEDEC tAVAV tELWH tELEH tAVWL tAVEL tAVWH tAVEH tWLWH tWLEH tWHAX tEHAX tWHDX tEHDX tWLQZ tDVWH tDVEH tWHQX Write Cycle Time Chip Enable to End of Write Address Setup Time Address Valid to End of Write Write Pulse Width Write Recovery Time Data Hold Time Write to Output in High Z (1) Data to Write Time Output Active from End of Write (1) 20ns Alt. tWC tCW tCW tAS tAS tAW tAW tWP tWP tWR tWR tDH tDH tWHZ tDW tDW tWLZ Min 20 15 15 0 0 15 15 15 15 0 0 0 0 0 12 12 3 25ns Max 8 Min 25 20 20 0 0 15 15 20 20 0 0 0 0 0 15 15 3 35ns Max 12 Min 35 30 30 0 0 20 20 25 25 0 0 0 0 0 20 20 3 Units Max 15 ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns Note 1: Parameter guaranteed, but not tested. FIGURE 4 – WRITE CYCLE 1 - W# CONTROLLED tAVAV A E# tELWH tAVWH tWHAX tWLWH W# tAVWL tDVWH D DATA VALID tWHQX tWLQZ HIGH Z Q July 2004 Rev. 0 tWHDX 4 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs EDI8F81026C FIGURE 5 – WRITE CYCLE 2 E# CONTROLLED tAVAV A tAVEL tELEH E# tAVEH tEHAX tWLEH W# tDVEH D tEHDX DATA VALID HIGH Z Q ORDERING INFORMATION Standard Power EDI8F81026C20M6C EDI8F81026C85M6C Speed (ns) 20 25 Package No. 179 179 EDI8F81026C35M6C 35 179 Height* 7.37 (0.290") 7.37 (0.290") 7.37 (0.290") Note: To order an Industrial grade product substitute the letter C in the Suffix with the letter I, eg. EDI8F81026C20M6C becomes EDI8F81026C20M6I. PACKAGE DESCRIPTION Package No. 179: 36 Pin Dual-in-line Package 55.50 (2.185) MAX. 15.88 (0.625) MAX. P1 3.81 (0.150) REF. 7.34 (0.290) MAX. 2.54 (0.100) TYP. 4.45 (0.175) 3.18 (0.125) 17 X 2.54 (0.100) 43.18 (1.700) REF. 15.75 (0.620) 14.99 (0.590) * ALL DIMENSIONS ARE IN MILLIMETERS AND (INCHES). July 2004 Rev. 0 5 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs EDI8F81026C Document Title 1M X 8 SRAM Module Revision History Rev # History Release Date Status Rev 0 0.1 Updated datasheet format 7-2004 Final 0.2 Added package height 0.3 Added metric measurements 0.4 Added new document title page July 2004 Rev. 0 6 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com