White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2006
Rev. 5
2
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
ABSOLUTE MAXIMUM RATINGS
Parameter
Operating Temperature
Supply Voltage Range (V
CC
)
Signal Voltage Range
Storage Temperature Range
Lead Temperature (soldering, 10 seconds)
Endurance (write/erase cycles)
-55 to +125
-0.5 to +4.0
-0.5 to Vcc +0.5
-65 to +150
+300
1,000,000 min.
Unit
°C
V
V
°C
°C
cycles
WF1M32B-XXX3
CAPACITANCE
T
A
= +25°C
Symbol
Parameter
OE# capacitance
C
OE
WE#1-4 capacitance
C
WE
CS1-4 capacitance
C
CS
Data I/O capacitance
C
I/O
Address input capacitance
C
AD
Conditions
V
IN
= 0 V, f = 1.0 MHz
V
IN
= 0 V, f = 1.0 MHz
V
IN
= 0 V, f = 1.0 MHz
V
I/O
= 0 V, f = 1.0 MHz
V
IN
= 0 V, f = 1.0 MHz
Max
50
20
20
20
50
Unit
pF
pF
pF
pF
pF
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.
This parameter is guaranteed by design but not tested.
RECOMMENDED OPERATING CONDITIONS
Parameter
Supply Voltage
Input High Voltage
Input Low Voltage
Operating Temp. (Mil.)
Operating Temp. (Ind.)
Symbol
Min
Max
3.0
3.6
V
CC
V
IH
0.7 x V
CC
V
CC
+ 0.3
V
IL
-0.5
+0.8
T
A
-55
+125
T
A
-40
+85
Unit
V
V
V
°C
°C
Parameter
Minimum Pattern Data
Retention Time
DATA RETENTION
Test Conditions
150°C
125°C
Min
10
20
Unit
Years
Years
DC CHARACTERISTICS – CMOS COMPATIBLE
V
CC
= 3.3V, V
SS
= 0V, -55°C ≤ T
A
≤ +125°C
Parameter
Input Leakage Current
Output Leakage Current
V
CC
Active Current for Read (1)
V
CC
Active Current for Program or Erase (2)
V
CC
Standby Current
Output Low Voltage
Output High Voltage
Low V
CC
Lock-Out Voltage (4)
Symbol
I
LI
I
LOx32
I
CC1
I
CC2
I
CC3
V
OL
V
OH1
V
LKO
Conditions
V
CC
= 3.6, V
IN
= GND or V
CC
V
CC
= 3.6, V
IN
= GND or V
CC
CS# = V
IL
, OE# = V
IH
, f = 5MHz
CS# = V
IL
, OE# = V
IH
V
CC
= 3.6, CS = V
IH
, f = 5MHz
I
OL
= 5.8 mA, V
CC
= 3.0
I
OH
= -2.0 mA, V
CC
= 3.0
Min
Max
10
10
120
140
200
0.45
2.5
Unit
µA
µA
mA
mA
µA
V
V
V
0.85
X
V
CC
2.3
NOTES:
1. The I
CC
current listed includes both the DC operating current and the frequency dependent component (at 5 MHz). The frequency component typically is less than 8 mA/MHz, with
OE# at V
IH
.
2. I
CC
active while Embedded Algorithm (program or erase) is in progress.
3. DC test conditions: V
IL
= 0.3V, V
IH
= V
CC
- 0.3V
4. Guaranteed by design, but not tested.
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2006
Rev. 5
3
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
V
CC
= 3.3V, V
SS
= 0V, -55°C ≤ T
A
≤ +125°C
Parameter
Write Cycle Time
Write Enable Setup Time
Chip Select Pulse Width
Address Setup Time
Data Setup Time
Data Hold Time
Address Hold Time
Chip Select Pulse Width High
Duration of Byte Programming Operation (1)
Sector Erase Time
Read Recovery Time (2)
Chip Programming Time
1. Typical value for t
WHWH1
is 9µs.
2. Guaranteed by design, but not tested.
WF1M32B-XXX3
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS – CS# CONTROLLED
Symbol
t
AVAV
t
WLEL
t
ELEH
t
AVEL
t
DVEH
t
EHDX
t
ELAX
t
EHEL
t
WHWH1
t
WHWH2
t
GHEL
t
WC
t
WS
t
CP
t
AS
t
DS
t
DH
t
AH
t
CPH
Min
100
0
45
0
45
0
45
20
-100
Max
Min
120
0
50
0
50
0
50
20
-120
Max
Min
150
0
50
0
50
0
50
20
-150
Max
ns
ns
ns
ns
ns
ns
ns
ns
µs
sec
µs
sec
Unit
300
15
0
50
0
300
15
0
50
300
15
50
AC TEST CIRCUIT
Parameter
I
OL
Current Source
AC TEST CONDITIONS
Typ
V
IL
= 0, V
IH
= 2.5
5
1.5
1.5
Unit
V
ns
V
V
Input Pulse Levels
Input Rise and Fall
Input and Output Reference Level
D.U.T.
C
eff
= 50 pf
V
Z
≈
1.5V
Output Timing Reference Level
(Bipolar Supply)
I
OH
Current Source
NOTES:
V
Z
is programmable from -2V to +7V.
I
OL
& I
OH
programmable from 0 to 16mA.
Tester Impedance Z0 = 75 Ω.
V
Z
is typically the midpoint of V
OH
and V
OL
.
I
OL
& I
OH
are adjusted to simulate a typical resistive load circuit.
ATE tester includes jig capacitance.
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2006
Rev. 5
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
V
CC
= 3.3V, V
SS
= 0V, -55°C ≤ T
A
≤ +125°C
Parameter
Write Cycle Time
Chip Select Setup Time
Write Enable Pulse Width
Address Setup Time
Data Setup Time
Data Hold Time
Address Hold Time
Write Enable Pulse Width High
Duration of Byte Programming Operation (1)
Sector Erase
Read Recovery Time before Write (3)
VCC Setup Time
Chip Programming Time
Output Enable Setup Time
Output Enable Hold Time (2)
1. Typical value for t
WHWH1
is 9µs.
2. For Toggle and Data Polling.
3. Guaranteed by design, but not tested.
WF1M32B-XXX3
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS – WE# CONTROLLED
Symbol
t
AVAV
t
ELWL
t
WLWH
t
AVWL
t
DVWH
t
WHDX
t
WLAX
t
WHWL
t
WHWH1
t
WHWH2
t
GHWL
t
VCS
t
WC
t
CS
t
WP
t
AS
t
DS
t
DH
t
AH
t
WPH
Min
100
0
50
0
50
0
50
30
-100
Max
Min
120
0
50
0
50
0
50
30
-120
Max
Min
150
0
65
0
65
0
65
35
-150
Max
ns
ns
ns
ns
ns
ns
ns
ns
µs
sec
µs
µs
sec
ns
ns
Unit
300
15
0
50
50
t
OES
t
OEH
0
10
0
10
0
50
300
15
0
50
50
0
10
300
15
50
AC CHARACTERISTICS – READ-ONLY OPERATIONS
V
CC
= 3.3V, V
SS
= 0V, -55°C ≤ T
A
≤ +125°C
Parameter
Read Cycle Time
Address Access Time
Chip Select Access Time
Output Enable to Output Valid
Chip Select High to Output High Z (1)
Output Enable High to Output High Z (1)
Output Hold from Addresses, CS# or OE#
Change, whichever is First
1. Guaranteed by design, not tested.
Symbol
t
AVAV
t
AVQV
t
ELQV
t
GLQV
t
EHQZ
t
GHQZ
t
AXQX
t
RC
t
ACC
t
CE
t
OE
t
DF
t
DF
t
OH
Min
100
-100
Max
100
100
40
30
30
0
0
Min
120
-120
Max
120
120
50
30
30
0
Min
150
-150
Max
150
150
55
40
40
Unit
ns
ns
ns
ns
ns
ns
ns
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2006
Rev. 5
5
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
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