WMS512K8-XXX
April 2012 © 2012 Microsemi Corporation. All rights reserved. 2 Microsemi Corporation • (602) 437-1520 • www.microsemi.com/pmgp
Rev. 13 www.whiteedc.com
Microsemi Corporation reserves the right to change products or specifi cations without notice.
Capacitance
(TA = +25°C)
Parameter
Symbol
Conditions Package Speed (ns) Max Unit
Input capacitance CIN
VIN = 0 V, f = 1.0 MHz
32 pin CSOJ, DIP, Flat Pack Evolutionary 15 to 55 20 pF
32 pin CLCC 15 to 55 15 pF
36 pin CSOJ & Flat Pack Revolutionary 15 to 35 12 pF
45 to 55 20 pF
Output capacitance COUT
VOUT = 0 V, f = 1.0 MHz
32 pin CSOJ, DIP, Flat Pack Revolutionary 15 to 55 20 pF
36 pin CSOJ & Flat Pack Revolutionary 15 to 35 12 pF
45 to 55 20 pF
This parameter is guaranteed by design but not tested.
DC Characteristics – CMOS Compatible
(VCC = 5.0V, GND = 0V, -55°C ≤ TA ≤ 125°C)
Parameter Symbol Conditions Min Max Unit
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 ISS CS# = VIH, OE# = VIH, f = 5MHz, VCC = 5.5 0.45 mA
Output Low Voltage VOL IOL = 6mA for 17 - 35ns,
IOL = 2.1mA for 45 - 55ns, VCC = 4.5
0.4 V
Output High Voltage VOH IOH = -4.0mA for 17 - 35ns,
IOH = 1.0mA for 45 - 55ns, VCC = 4.5
2.4 V
Data retention characteristics for low power “l” version
Parameter Symbol Conditions Min Max Unit
Data Retention Supply Voltage VDR CS#3 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
Absolute Maximum Ratings
Parameter Symbol Min Max Unit
Operating Temperature TA-55 +125 °C
Storage Temperature Range TSTG -65 +150 °C
Signal Voltage Range to GND VG-0.5 VCC+0.5 V
Junction Temperature TJ150 °C
Supply Voltage Range (VCC)V
CC -0.5 7.0 V
Truth Table
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 Acvive
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