1White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
HI-RELIABILITY PRODUCT
WMS512K8-XXX
512Kx8 MONOLITHIC SRAM, SMD 5962-95613
FEATURES
■Access Times 15, 17, 20, 25, 35, 45, 55ns
■MIL-STD-883 Compliant Devices Available
■Revolutionary, Center Power/Ground Pinout
JEDEC Approved
•36 lead Ceramic SOJ (Package 100)
•36 lead Ceramic Flat Pack (Package 226)
■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)
•32 lead Ceramic Flat Pack (Package 142)
■32 pin, Rectangular Ceramic Leadless Chip Carrier
(Package 601)
■Commercial, Industrial and Military Temperature Range
■5 Volt Power Supply
■Low Power CMOS
■Low Power Data Retention for Battery Back-up Operation
■TTL Compatible Inputs and Outputs
REVOLUTIONARY PINOUT EVOLUTIONARY PINOUT
32 DIP
32 CSOJ (DE)
32 FLAT PACK (FE)*
32 FLAT PACK (FD)
TOP VIEW
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
A0
A1
A2
A3
A4
CS
I/O0
I/O1
V
CC
GND
I/O2
I/O3
WE
A5
A6
A7
A8
A9
NC
A18
A17
A16
A15
OE
I/O7
I/O6
GND
V
CC
I/O5
I/O4
A14
A13
A12
A11
A10
NC
A0-18 Address Inputs
I/O0-7 Data Input/Output
CS Chip Select
OE Output Enable
WE Write Enable
VCC +5.0V Power
GND Ground
PIN DESCRIPTION
36 FLAT PACK
36 CSOJ
TOP VIEW
October 2000 Rev. 4
5
6
7
8
9
10
11
12
13
29
28
27
26
25
24
23
22
21
4321323130
14 15 16 17 18 19 20
A7
A6
A5
A4
A3
A2
A1
A0
I/O
0
I/O1
I/O2
V
SS
I/O3
I/O4
I/O5
I/O6
WE
A13
A8
A9
A11
OE
A10
CS
I/O7
A12
A14
A16
A18
V
CC
A15
A17
TOP VIEW
32 CLCC
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
A18
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
GND
V
CC
A15
A17
WE
A13
A8
A9
A11
OE
A10
CS
I/O7
I/O6
I/O5
I/O4
I/O3
*Package not recommended for new designs, "FD" recommended for new designs.
2
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMS512K8-XXX
TRUTH TABLEABSOLUTE MAXIMUM RATINGS
Parameter Symbol Min Max Unit
Operating Temperature TA-55 +125 °C
Storage Temperature TSTG -65 +150 °C
Signal Voltage Relative to GND VG-0.5 Vcc+0.5 V
Junction Temperature TJ150 °C
Supply Voltage VCC -0.5 7.0 V
CS OE WE Mode Data I/O Power
H X X Standby High Z Standby
L L H Read Data Out Active
L X L Write Data In Active
L H H Out Disable High Z Active
RECOMMENDED OPERATING CONDITIONS
Parameter Symbol Min Max Unit
Supply Voltage VCC 4.5 5.5 V
Input High Voltage VIH 2.2 VCC + 0.3 V
Input Low Voltage VIL -0.3 +0.8 V
Operating Temp. (Mil.) TA-55 +125 °C
DC CHARACTERISTICS
(VCC = 5.0V, GND = 0V, TA = -55°C to +125°C)
Parameter Sym Conditions Units
Min Max
Input Leakage Current ILI VCC = 5.5, VIN = GND to VCC 10 µA
Output Leakage Current ILO CS = VIH, OE = VIH, VOUT = GND to VCC 10 µA
Operating Supply Current* ICC CS = VIL, OE = VIH, f = 5MHz, Vcc = 5.5 160 mA
Standby Current ISB CS = VIH, OE = VIH, f = 5MHz, Vcc = 5.5 15 mA
Output Low Voltage VOL IOL = 8mA for 17 - 35ns, 0.4 V
IOL = 2.1mA for 45 - 55ns, VCC = 4.5
Output High Voltage VOH IOH = -4.0mA for 17 - 35ns, 2.4 V
IOH = -1.0mA for 45 - 55ns, VCC = 4.5
NOTE: DC test conditions: VIH = VCC -0.3V, VIL = 0.3V
* Not 100% duty cycle
CAPACITANCE
(TA = +25°C)
Parameter
Symbol
Condition Package Speed (ns) Max Unit
Input capacitance CIN
V
IN
= 0V, f = 1.0MHz
32 Pin CSOJ, DIP, 15 to 55 20 pF
Flat Pack Evolutionary
32 Pin CLCC 15 to 55 15 pF
15 to 35 12 pF
45 to 55 20 pF
Output capicitance COUT
V
OUT
= 0V, f = 1.0MHz
32 Pin CSOJ, DIP, 15 to 55 20 pF
Flat Pack Evolutionary
15 to 35 12 pF
45 to 55 20 pF
This parameter is guaranteed by design but not tested.
36 Pin CSOJ & Flat Pack
Revolutionary
Parameter Symbol Conditions Units
Min Max
Data Retention Supply Voltage VDR CS ≥ VCC -0.2V 2.0 5.5 V
Low Power Data Retention ICCDR1 VCC = 3V 7 mA
Low Power Data Retention ICCDR2 VCC = 2V 2 mA
DATA RETENTION CHARACTERISTICS FOR LOW POWER “L” VERSION
36 Pin CSOJ & Flat Pack
Revolutionary
3White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMS512K8-XXX
AC CHARACTERISTICS
(VCC = 5.0V, GND = 0V, TA = -55°C to +125°C)
Parameter Symbol -15 -17 -20 -25 -35 -45 -55 Units
Read Cycle Min Max Min Max Min Max Min Max Min Max Min Max Min Max
Read Cycle Time tRC 15 17 20 25 35 45 55 ns
Address Access Time tAA 15 17 20 25 35 45 55 ns
Output Hold from Address Change tOH 000000 0ns
Chip Select Access Time tACS 15 17 20 25 35 45 55 ns
Output Enable to Output Valid tOE 8 9 10 12 25 25 25 ns
Chip Select to Output in Low Z tCLZ1222244 4ns
Output Enable to Output in Low Z tOLZ1000000 0ns
Chip Disable to Output in High Z tCHZ18 9 10 12 15 20 20 ns
Output Disable to Output in High Z tOHZ18 9 10 12 15 20 20 ns
1. This parameter is guaranteed by design but not tested.
AC CHARACTERISTICS
(VCC = 5.0V, GND = 0V, TA = -55°C to +125°C)
Parameter Symbol -15 -17 -20 -25 -35 -45 -55 Units
Write Cycle Min Max Min Max Min Max Min Max Min Max Min Max Min Max
Write Cycle Time tWC 15 17 20 25 35 45 55 ns
Chip Select to End of Write tCW 13 14 14 15 25 35 50 ns
Address Valid to End of Write tAW 13 14 14 15 25 35 50 ns
Data Valid to End of Write tDW 8 9 10 10 20 25 25 ns
Write Pulse Width tWP 13 14 14 15 25 35 40 ns
Address Setup Time tAS 2222222ns
Address Hold Time tAH 0000055ns
Output Active from End of Write tOW12234455ns
Write Enable to Output in High Z tWHZ189910152025ns
Data Hold Time tDH 0000000ns
1. This parameter is guaranteed by design but not tested.
I
Current Source
D.U.T.
C = 50 pf
eff
I
OL
V
≈
1.5V
(Bipolar Supply)
Z
Current Source
OH
NOTES:
VZ is programmable from -2V to +7V.
IOL & IOH programmable from 0 to 16mA.
Tester Impedance Z0 = 75 Ω.
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.
AC TEST CIRCUIT AC TEST CONDITIONS
Parameter Typ Unit
Input Pulse Levels VIL = 0, VIH = 3.0 V
Input Rise and Fall 5 ns
Input and Output Reference Level 1.5 V
Output Timing Reference Level 1.5 V
4
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMS512K8-XXX
WS32K32-XHX
TIMING WAVEFORM - READ CYCLE
WRITE CYCLE - CS CONTROLLED
WRITE CYCLE - WE CONTROLLED
ADDRESS
DATA I/O
WRITE CYCLE 1, WE CONTROLLED
t
AW
t
CW
t
AH
t
WP
t
DW
t
WHZ
t
AS
t
OW
t
DH
t
WC
DATA VALID
CS
WE
ADDRESS
DATA I/O
WRITE CYCLE 1 WE CONTROLLED (OE = VIH)
tAW tCW tAH
tWP
tDW
tWHZ(1)
tAS
tOW
tDH
tWC
DATA VALID
(1) GUARANTEED BY DESIGN BUT NOT TESTED
CS
WE
ADDRESS
DATA I/O
READ CYCLE 2 (WE = V
IH
)
t
AA
t
ACS
t
OE
t
CLZ
t
OLZ
t
OHZ
t
RC
DATA VALID
HIGH IMPEDANCE
CS
OE
t
CHZ
ADDRESS
DATA I/O
READ CYCLE 1 (CS = OE = V
IL
, WE = V
IH
)
t
AA
t
OH
t
RC
DATA VALIDPREVIOUS DATA VALID
5White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMS512K8-XXX
PACKAGE 100: 36 LEAD, CERAMIC SOJ
1.27 (0.050) TYP
23.37 (0.920) ± 0.25 (0.010)
PIN 1 IDENTIFIER
21.6 (0.850) TYP
11.23 (0.442)
± 0.30 (0.012)
4.7 (0.184) MAX
0.89 (0.035)
Radius TYP
0.2 (0.008)
± 0.05 (0.002)
9.55 (0.376) ± 0.25 (0.010)
1.27 (0.050) ± 0.25 (0.010)
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
PACKAGE 101: 32 LEAD, CERAMIC SOJ
1.27 (0.050) TYP
21.1 (0.830) ± 0.25 (0.010)
PIN 1 IDENTIFIER
19.1 (0.750) TYP
11.23 (0.442)
± 0.30 (0.012)
3.96 (0.156) MAX
0.2 (0.008)
± 0.05 (0.002)
9.55 (0.376) ± 0.25 (0.010)
1.27 (0.050) ± 0.25 (0.010)
0.89 (0.035)
Radius TYP
6
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMS512K8-XXX
PACKAGE 220: 32 LEAD, CERAMIC FLAT PACK
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
10.41 (0.410)
± 0.13 (0.005)
2.60 (0.102) MAX
0.127 (0.005)
+ 0.05 (0.002)
–
0.025 (0.001)
PIN 1
IDENTIFIER
1.27 (0.050) TYP
19.05 (0.750) TYP
10.16 (0.400)
± 0.51 (0.020)
0.43 (0.017)
± 0.05 (0.002)
20.83 (0.820)
± 0.25 (0.010)
PACKAGE 226: 36 LEAD, CERAMIC FLAT PACK
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
23.37 (0.920)
± 0.25 (0.010)
32.64 (1.285) TYP
12.95 (0.510)
± 0.13 (0.005)
3.8 (0.150)
TYP
2.72 (0.107)
MAX
0.127 (0.005)
± 0.05 (0.002)
PIN 1
IDENTIFIER
1.27 (0.050) TYP
21.59 (0.850) TYP
38.1 (1.50) ± 0.4 (0.015)
12.7 (0.500)
± 0.5 (0.020)
5.1 (0.200)
± 0.25 (0.010)
0.43 (0.017)
± 0.05 (0.002)
7White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMS512K8-XXX
PACKAGE 300: 32 PIN, CERAMIC DIP, SINGLE CAVITY SIDE BRAZED
2.5 (0.100)
TYP 1.27 (0.050)
± 0.1 (0.005) 0.46 (0.018)
± 0.05 (0.002)
0.99 (0.039)
± 0.51 (0.020)
3.2 (0.125) MIN 0.25 (0.010)
± 0.05 (0.002)
15.25 (0.600)
± 0.25 (0.010)
42.8 (1.686) MAX
5.13 (0.202) MAX
PIN 1 IDENTIFIER
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
8
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMS512K8-XXX
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
PACKAGE 601: 32 PIN, RECTANGULAR CERAMIC LEADLESS CHIP CARRIER
7.62 (0.300) TYP
5.08
(0.200)
TYP
3.81
(0.150) TYP
10.16
(0.400)
TYP
0.38 (0.015) x 45°
PIN 1 IDENTIFIER
0.56 (0.022)
0.71 (0.028)
11.25 (0.443)
14.15 (0.457)
13.79 (0.543)
14.15 (0.557)
1.63 (0.064)
2.54 (0.100)
PIN 1
1.02 (0.040) x 45°
3 PLACES
9White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMS512K8-XXX
ORDERING INFORMATION
LEAD FINISH:
Blank = Gold plated leads
A = Solder dip leads
DEVICE GRADE:
M= Military Screened -55°C to +125°C
I = Industrial -40°C to +85°C
C = Commercial 0°C to +70°C
PACKAGE:
C = 32 Pin Ceramic 0.600" 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)
IMPROVEMENT MARK:
Blank = Standard
L = Low Power Data Retention
ORGANIZATION, 512K x 8
SRAM
MONOLITHIC
WHITE ELECTRONIC DESIGNS CORP.
W M S 512K 8 X - XXX X X X
10
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMS512K8-XXX
DEVICE TYPE SPEED PACKAGE SMD NO.
512K x 8 SRAM Monolithic 55ns 32 pin DIP (C) 5962-95613 05HYX
512K x 8 SRAM Monolithic 45ns 32 pin DIP (C) 5962-95613 06HYX
512K x 8 SRAM Monolithic 35ns 32 pin DIP (C) 5962-95613 07HYX
512K x 8 SRAM Monolithic 25ns 32 pin DIP (C) 5962-95613 08HYX
512K x 8 SRAM Monolithic 20ns 32 pin DIP (C) 5962-95613 09HYX
512K x 8 SRAM Monolithic 17ns 32 pin DIP (C) 5962-95613 10HYX
512K x 8 SRAM Monolithic 15ns 32 pin DIP (C) 5962-95613 14HYX
512K x 8 SRAM Monolithic 55ns 32 lead SOJ Evol (DE) 5962-95613 05HTX
512K x 8 SRAM Monolithic 45ns 32 lead SOJ Evol (DE) 5962-95613 06HTX
512K x 8 SRAM Monolithic 35ns 32 lead SOJ Evol (DE) 5962-95613 07HTX
512K x 8 SRAM Monolithic 25ns 32 lead SOJ Evol (DE) 5962-95613 08HTX
512K x 8 SRAM Monolithic 20ns 32 lead SOJ Evol (DE) 5962-95613 09HTX
512K x 8 SRAM Monolithic 17ns 32 lead SOJ Evol (DE) 5962-95613 10HTX
512K x 8 SRAM Monolithic 15ns 32 lead SOJ Evol (DE) 5962-95613 14HTX
512K x 8 SRAM Monolithic 55ns 36 lead SOJ (DJ) 5962-95613 05HZX
512K x 8 SRAM Monolithic 45ns 36 lead SOJ (DJ) 5962-95613 06HZX
512K x 8 SRAM Monolithic 35ns 36 lead SOJ (DJ) 5962-95613 07HZX
512K x 8 SRAM Monolithic 25ns 36 lead SOJ (DJ) 5962-95613 08HZX
512K x 8 SRAM Monolithic 20ns 36 lead SOJ (DJ) 5962-95613 09HZX
512K x 8 SRAM Monolithic 17ns 36 lead SOJ (DJ) 5962-95613 10HZX
512K x 8 SRAM Monolithic 15ns 36 lead SOJ (DJ) 5962-95613 14HZX
512K x 8 SRAM Monolithic 55ns 36 lead Flatpack (F) 5962-95613 05HXX
512K x 8 SRAM Monolithic 45ns 36 lead Flatpack (F) 5962-95613 06HXX
512K x 8 SRAM Monolithic 35ns 36 lead Flatpack (F) 5962-95613 07HXX
512K x 8 SRAM Monolithic 25ns 36 lead Flatpack (F) 5962-95613 08HXX
512K x 8 SRAM Monolithic 20ns 36 lead Flatpack (F) 5962-95613 09HXX
512K x 8 SRAM Monolithic 17ns 36 lead Flatpack (F) 5962-95613 10HXX
512K x 8 SRAM Monolithic 15ns 36 lead Flatpack (F) 5962-95613 14HXX
