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WMS512K8V-XXX
HI-RELIABILITY PRODUCT
512Kx8 MONOLITHIC SRAM
FEATURES
s Access Times 15, 17, 20ns s Revolutionary, Center Power/Ground Pinout JEDEC Approved * 36 lead Ceramic SOJ (Package 100) * 36 lead Ceramic Flat Pack (Package 226) s Evolutionary, Corner Power/Ground Pinout JEDEC Approved * 32 pin Ceramic DIP (Package 300) * 32 lead Ceramic SOJ (Package 101)** * 32 lead Ceramic Flat Pack (Package 220)** s 32 pin, Rectangular Ceramic Leadless Chip Carrier (Package 601)
PRELIMINARY*
s Low Power CMOS s Low Voltage Operation: * 3.3V 10% Power Supply s Commercial, Industrial and Military Temperature Range s TTL Compatible Inputs and Outputs s Fully Static Operation: * No clock or refresh required. s Three State Output.
* This data sheet describes a product that is not fully qualified or characterized and is subject to change without notice. ** Package under developement.
REVOLUTIONARY PINOUT
36 FLAT PACK 36 CSOJ
EVOLUTIONARY PINOUT
32 DIP 32 CSOJ (DE)** 32 FLAT PACK (FE)** 32 CLCC
TOP VIEW
A0 A1 A2 A3 A4 CS I/O0 I/O1 VCC GND I/O2 I/O3 WE A5 A6 A7 A8 A9
TOP VIEW
A12
NC A18 A17 A16 A15 OE I/O7 I/O6 GND VCC I/O5 I/O4 A14 A13 A12 A11 A10 NC
TOP VIEW
A14 A16 A18 VCC A15
VCC A15 A17 WE 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 17 18
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
A18 A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O0 I/O1 I/O2 GND
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
4 3 2 1 32 31 30 A7 A6 A5 A4 A3 A2 A1 A0 I/O0 5 29 6 28 7 27 8 26 9 25 10 24 11 23 12 22 13 21 14 15 16 17 18 19 20
I/O1 I/O2 I/O3 I/O4 I/O5 I/O6 VSS
A17
WE A13 A8 A9 A11 OE A10 CS I/O7
PIN DESCRIPTION
A0-18 I/O0-7 CS OE WE VCC GND Address Inputs Data Input/Output Chip Select Output Enable Write Enable Power Supply Ground
April 2001 Rev. 6
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White Electronic Designs Corporation * (602) 437-1520 * www.whiteedc.com
WMS512K8V-XXX
ABSOLUTE MAXIMUM RATINGS
Parameter Operating Temperature Storage Temperature Signal Voltage Relative to GND Junction Temperature Supply Voltage Symbol TA TSTG VG TJ VCC -0.5 Min -55 -65 -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
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 Operating Temp. (Ind.) Symbol VCC VIH VIL TA Min 3.0 2.2 -0.3 -40 Max 3.6 VCC + 0.3 +0.8 +85 Unit V V V C Parameter Input capacitance Output capacitance
CAPACITANCE (TA = +25C)
Symbol CIN COUT Condition VIN = 0V, f = 1.0MHz VOUT = 0V, f = 1.0MHz Max Unit 12 12 pF pF
This parameter is guaranteed by design but not tested.
DC CHARACTERISTICS (VCC = 3.3V, GND = 0V, TA = -55C to +125C)
Parameter Input Leakage Current Output Leakage Current Operating Supply Current Standby Current Output Low Voltage Output High Voltage Sym ILI ILO ICC ISB VOL VOH Conditions Min VCC = 3.6, VIN = GND to VCC CS = VIH, OE = VIH, VOUT = GND to VCC CS = VIL, OE = VIH, f = 5MHz, Vcc = 3.6 CS = VIH, OE = VIH, f = 5MHz, Vcc = 3.6 IOL = 4.0mA IOH = -4.0mA 2.4 Max 10 10 100 50 0.4 Units A A mA mA V V
NOTE: DC test conditions: VIH = VCC -0.3V, VIL = 0.3V NOTE: Contact factory for low power option.
White Electronic Designs Corporation * (602) 437-1520 * www.whiteedc.com
2
WMS512K8V-XXX
AC CHARACTERISTICS (VCC = 3.3V, GND = 0V, TA = -55C to +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 tRC tAA tOH tACS tOE tCLZ 1 tOLZ 1 tCHZ 1 tOHZ 1 1 0 8 8 0 15 8 1 0 8 8 Symbol Min 15 15 0 17 8 1 0 10 10 -15 Max Min 17 17 0 20 10 -17 Max Min 20 20 -20 Max ns ns ns ns ns ns ns ns ns Units
1. This parameter is guaranteed by design but not tested.
AC CHARACTERISTICS (VCC = 3.3V, GND = 0V, TA = -55C to +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 tWC tCW tAW tDW tWP tAS tAH tOW 1 tWHZ 1 tDH 0 Symbol Min 15 12 12 9 12 0 0 2 8 0 -15 Max Min 17 12 12 9 14 0 0 3 8 0 -17 Max Min 20 14 14 10 14 0 0 3 9 -20 Max ns ns ns ns ns ns ns ns ns ns Units
1. This parameter is guaranteed by design but not tested.
AC TEST CIRCUIT
I OL Current Source
AC TEST CONDITIONS
Parameter Input Pulse Levels Input Rise and Fall Input and Output Reference Level Typ VIL = 0, VIH = 2.5 5 1.5 1.5 Unit V ns V V
D.U.T. C eff = 50 pf
VZ
1.5V
Output Timing Reference Level
(Bipolar Supply)
I OH Current Source
NOTES: VZ is programmable from -2V to +7V. IOL & IOH programmable from 0 to 16mA. Tester Impedance Z0 = 75 . 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.
3
White Electronic Designs Corporation * (602) 437-1520 * www.whiteedc.com
WMS512K8V-XXX
TIMING WAVEFORM - READ CYCLE
tRC
ADDRESS
tAA
CS
tRC
ADDRESS
tACS tCLZ
OE
tCHZ
tAA tOH
DATA I/O
PREVIOUS DATA VALID DATA VALID
tOE tOLZ
DATA I/O
HIGH IMPEDANCE
tOHZ
DATA VALID
READ CYCLE 1 (CS = OE = VIL, WE = VIH)
READ CYCLE 2 (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
WS32K32-XHX
tAS tAW tCW tAH
CS
tWP
WE
tDW
DATA I/O
DATA VALID
tDH
WRITE CYCLE 2, CS CONTROLLED
White Electronic Designs Corporation * (602) 437-1520 * www.whiteedc.com
4
WMS512K8V-XXX
PACKAGE 100:
36 LEAD, CERAMIC SOJ
23.37 (0.920) 0.25 (0.010) 0.2 (0.008) 0.05 (0.002) 4.7 (0.184) MAX 0.89 (0.035) Radius TYP
11.3 (0.446) 0.2 (0.009)
9.55 (0.376) 0.25 (0.010)
1.27 (0.050) 0.25 (0.010)
PIN 1 IDENTIFIER 1.27 (0.050) TYP 21.6 (0.850) TYP
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
PACKAGE 101:
32 LEAD, CERAMIC SOJ
21.1 (0.830) 0.25 (0.010) 0.2 (0.008) 0.05 (0.002) 3.96 (0.156) MAX 0.89 (0.035) Radius TYP
11.3 (0.446) 0.2 (0.009)
9.55 (0.376) 0.25 (0.010)
1.27 (0.050) 0.25 (0.010)
PIN 1 IDENTIFIER 1.27 (0.050) TYP 19.1 (0.750) TYP
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
5
White Electronic Designs Corporation * (602) 437-1520 * www.whiteedc.com
WMS512K8V-XXX
PACKAGE 220:
32 LEAD, CERAMIC FLAT PACK
20.83 (0.820) 0.25 (0.010) 2.60 (0.102) MAX PIN 1 IDENTIFIER
10.41 (0.410) 0.13 (0.005)
10.16 (0.400) 0.51 (0.020)
0.43 (0.017) 0.05 (0.002)
0.127 (0.005) + 0.05 (0.002) - 0.025 (0.001)
1.27 (0.050) TYP 19.05 (0.750) TYP
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
PACKAGE 226:
36 LEAD, CERAMIC FLAT PACK
23.37 (0.920) 0.25 (0.010) 2.72 (0.107) MAX PIN 1 IDENTIFIER
12.95 (0.510) 0.13 (0.005)
12.7 (0.500) 0.5 (0.020)
5.1 (0.200) 0.25 (0.010) 0.43 (0.017) 0.05 (0.002) 32.64 (1.285) TYP 1.27 (0.050) TYP 21.59 (0.850) TYP 38.1 (1.50) 0.4 (0.015)
3.8 (0.150) TYP
0.127 (0.005) 0.05 (0.002)
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
White Electronic Designs Corporation * (602) 437-1520 * www.whiteedc.com
6
WMS512K8V-XXX
PACKAGE 300:
32 PIN, CERAMIC DIP, SINGLE CAVITY SIDE BRAZED
42.8 (1.686) MAX
5.13 (0.202) MAX PIN 1 IDENTIFIER 3.2 (0.125) MIN 0.99 (0.039) 0.51 (0.020) 2.5 (0.100) TYP 1.27 (0.050) 0.1 (0.005) 0.46 (0.018) 0.05 (0.002) 0.25 (0.010) 0.05 (0.002) 15.25 (0.600) 0.25 (0.010)
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
7
White Electronic Designs Corporation * (602) 437-1520 * www.whiteedc.com
WMS512K8V-XXX
PACKAGE 601:
32 PIN, RECTANGULAR CERAMIC LEADLESS CHIP CARRIER
7.62 (0.300) TYP 3.81 (0.150) TYP
5.08 (0.200) TYP 0.56 (0.022) 0.71 (0.028)
10.16 (0.400) TYP PIN 1
0.38 (0.015) x 45 PIN 1 IDENTIFIER
11.25 (0.443) 14.15 (0.457)
1.63 (0.064) 2.54 (0.100)
13.79 (0.543) 14.15 (0.557)
1.02 (0.040) x 45 3 PLACES
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
White Electronic Designs Corporation * (602) 437-1520 * www.whiteedc.com
8
WMS512K8V-XXX
ORDERING INFORMATION W M S 512K 8 V - XXX X X X
LEAD FINISH: Blank = Gold plated leads A = Solder dip leads DEVICE GRADE: M = Military I = Industrial C = Commercial
-55C to +125C -40C to +85C 0C to +70C
PACKAGE: C = 32 Pin Ceramic .600" DIP (Package 300) CL = 32 Pin Rectangular Ceramic Leadless Chip Carrier (Package 601) DE = 32 Lead Ceramic SOJ (Package 101) Evolutionary* DJ = 36 Lead Ceramic SOJ (Package 100) F = 36 Lead Ceramic Flat Pack (Package 226) FE = 32 Lead Ceramic Flat Pack (Package 220)* ACCESS TIME (ns) Low Voltage Supply 3.3V 10% ORGANIZATION, 512K x 8 SRAM MONOLITHIC WHITE ELECTRONIC DESIGNS CORP.
* Package under developement.
9
White Electronic Designs Corporation * (602) 437-1520 * www.whiteedc.com

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