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3
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
WSF128K16-XXX
May 2003
Rev. 6
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
DC CHARACTERISTICS
V
CC
= 5.0V, V
SS
= 0V, -55°C ≤ T
A
≤ +125°C
Symbol
Conditions
I
LI
V
CC
= 5.5, V
IN
= GND to V
CC
I
LO
SCS# = V
IH
, OE# = V
IH
, V
OUT
= GND to V
CC
I
CCx16
SCS# = V
IL
, OE# = FCS# = V
IH
, f = 5MHz, V
CC
= 5.5
I
SB
FCS# = SCS# = V
IH
, OE# = V
IH
, f = 5MHz, V
CC
= 5.5
V
OL
I
OL
= 2.1mA, V
CC
= 4.5
V
OH
I
OH
= -1.0mA, V
CC
= 4.5
I
CC1
FCS# = V
IL
, OE# = SCS# = V
IH
I
CC2
FCS# = V
IL
, OE# = SCS# = V
IH
V
OL
I
OL
= 8.0mA, V
CC
= 4.5
V
OH1
I
OH
= -2.5 mA, V
CC
= 4.5
V
OH2
I
OH
= -100 μA, V
CC
= 4.5
V
LKO
Parameter
Input Leakage Current
Output Leakage Current
SRAM Operating Supply Current x 16 Mode
Standby Current
SRAM Output Low Voltage
SRAM Output High Voltage
Flash V
CC
Active Current for Read (1)
Flash V
CC
Active Current for Program or Erase (2)
Flash Output Low Voltage
Flash Output High Voltage
Flash Output High Voltage
Flash Low V
CC
Lock Out Voltage
NOTES:
1. The ICC current listed includes both the DC operating current and the frequency dependent component (@ 5 MHz).
The frequency component typically is less than 2 mA/MHz, with OE# at V
IH
.
2. ICC active while Embedded Algorithm (program or erase) is in progress.
3. DC test conditions: V
IL
= 0.3V, V
IH
= V
CC
- 0.3V
Min
Max
10
10
360
40
0.4
Unit
μA
μA
mA
mA
V
V
mA
mA
V
V
V
V
2.4
100
130
0.45
0.85 x V
CC
V
CC
-0.4
3.2
ABSOLUTE MAXIMUM RATINGS
Parameter
Operating Temperature
Storage Temperature
Signal Voltage Relative to GND
Junction Temperature
Supply Voltage
Symbol
T
A
T
STG
V
G
T
J
V
CC
Min
-55
-65
-0.5
Max
+125
+150
7.0
150
7.0
Unit
°C
°C
V
°C
V
-0.5
Parameter
Flash Data Retention
Flash Endurance (write/erase cycles)
NOTES: 1. Stresses above the absolute maximum rating may cause permanent
damage to the device. Extended operation at the maximum levels may
degrade performance and affect reliability.
10 years
10,000
RECOMMENDED OPERATING CONDITIONS
Parameter
Symbol
Supply Voltage
V
CC
Input High Voltage
Input Low Voltage
Min
4.5
2.2
-0.5
Max
5.5
Unit
V
V
V
V
IH
V
IL
V
CC
+ 0.3
+0.8
SRAM TRUTH TABLE
OE#
SWE#
X
X
L
H
H
H
X
L
SCS#
H
L
L
L
Mode
Standby
Read
Read
Write
Data I/O
High Z
Data Out
High Z
Data In
Power
Standby
Active
Active
Active
CAPACITANCE
T
A
= +25°C
Symbol
C
OE
C
WE
C
CS
C
I/O
C
AD
Test
OE# Capacitance
F/S WE1-2# Capacitance
F/S CS1-2# Capacitance
SD0-15/FD0-15 Capacitance
A0 - A16 Capacitance
This parameter is guaranteed by design but not tested.
Condition
V
IN
= 0V, f = 1.0MHz
V
IN
= 0V, f = 1.0MHz
V
IN
= 0V, f = 1.0MHz
V
IN
= 0V, f = 1.0MHz
V
IN
= 0V, f = 1.0MHz
Max Unit
50
20
20
20
50
pF
pF
pF
pF
pF