WMF2M8-XXX5
HI-RELIABILITY PRODUCT
2Mx8 MONOLITHIC FLASH, SMD 5962-97609
FEATURES
s
Access Times of 90, 120, 150ns
s
Packaging:
• 56 lead, Hermetic Ceramic, 0.520" CSOP (Package 207).
Fits standard 56 SSOP footprint.
• 44 pin Ceramic LCC**
• 44 pin Ceramic SOJ (Package 102)**
• 44 lead Ceramic Flatpack (Package 225)**
s
Sector Architecture
• 32 equal size sectors of 64KBytes each
• Any combination of sectors can be erased. Also supports
full chip erase.
s
100,000 Write/Erase Cycles Minimum
s
Organized as 2Mx8
s
Commercial, Industrial, and Military Temperature Ranges
PRELIMINARY*
s
5 Volt Read and Write. 5V
±
10% Supply.
s
Low Power CMOS
s
Data Polling and Toggle Bit feature for detection of program
or erase cycle completion.
s
Supports reading or programming data to a sector not being
erased.
s
RESET pin resets internal state machine to the read mode.
s
Multiple Ground Pins for Low Noise Operation
* This data sheet describes a product under development, not fully
characterized, and is subject to change without notice.
* * Package to be developed.
Note: For programming information refer to Flash Programming 16M5
Application Note.
FIG. 1
PIN CONFIGURATION FOR WMF2M8-XXX5
56 CSOP
TOP VIEW
CS
A12
A13
A14
A15
NC
NC
NC
A20
A19
A18
A17
A16
V
CC
GND
I/O6
NC
I/O7
NC
RY/BY
OE
WE
NC
NC
I/O5
NC
I/O4
V
CC
44 CSOJ**
44 FLATPACK**
NC
RESET
A11
A10
A9
A1
A2
A3
A4
A5
A6
A7
GND
A8
V
CC
NC
I/O1
NC
I/O0
A0
NC
NC
NC
I/O2
NC
I/O3
NC
GND
44 CLCC**
TOP VIEW
RESET
V
CC
A
10
A
11
A
12
A
13
A
14
A
15
CS
A
8
A
9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
TOP VIEW
A16
A15
A14
A13
A12
A11
A10
A9
A8
RESET
CS
GND
NC
WE
A7
A6
A5
A4
A3
A2
A1
A0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
A17
A18
OE
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
V
CC
NC
NC
NC
NC
NC
NC
NC
NC
A19
A20
6 5 4 3 2 1 44 43 42 41 40
A
7
A
6
A
5
A
4
NC
NC
NC
A
3
A
2
A
1
A
0
7
8
9
10
11
12
13
14
15
16
17
18 19 20 21 22 23 24 25 26 27 28
I/O
1
I/O
2
I/O
3
V
CC
I/O
4
I/O
5
I/O
6
GND
GND
I/O
7
I/O
0
39
38
37
36
35
34
33
32
31
30
29
A
16
A
17
A
18
A
19
NC
NC
NC
A
20
WE
OE
RY/BY
PIN DESCRIPTION
I/O
0-7
A
0-20
WE
CS
OE
V
CC
GND
RY/BY
RESET
Data Inputs/Outputs
Address Inputs
Write Enable
Chip Select
Output Enable
Power Supply
Ground
Ready/Busy
Reset
** Package to be developed.
December 1999 Rev. 4
1
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMF2M8-XXX5
ABSOLUTE MAXIMUM RATINGS
Parameter
Voltage on Any Pin Relative to V
SS
Power Dissipation
Storage Temperature
Short Circuit Output Current
Endurance - Write/Erase Cycles
(Mil Temp)
Data Retention (Mil Temp)
Symbol
V
T
P
T
Tstg
I
OS
Ratings
-2.0 to +7.0
8
-65 to +125
100
100,000 min
20
Unit
V
W
°C
mA
cycles
years
Parameter
Address Input capacitance
Output Enable capacitance
Write Enable capacitance
Chip Select capacitance
Data I/O capacitance
CAPACITANCE
(T
A
= +25°C)
Symbol
C
AD
C
OE
C
WE
C
CS
C
I/O
Conditions
V
I/O
= 0 V, f = 1.0 MHz
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
Max Unit
12
12
12
12
12
pF
pF
pF
pF
pF
This parameter is guaranteed by design but not tested.
RECOMMENDED DC OPERATING CONDITIONS
Parameter
Supply Voltage
Ground
Input High Voltage
Input Low Voltage
Operating Temperature (Mil.)
Operating Temperature (Ind.)
Symbol
V
CC
V
SS
V
IH
V
IL
T
A
T
A
Min
4.5
0
2.0
-0.5
-55
-40
Typ
5.0
0
-
-
-
-
Max
5.5
0
V
CC
+ 0.5
+0.8
+125
+85
Unit
V
V
V
V
°C
°C
DC CHARACTERISTICS - CMOS COMPATIBLE
(V
CC
= 5.0V, V
SS
= 0V, T
A
= -55°C to +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
Symbol
I
LI
I
LO
I
CC1
I
CC2
I
CC3
V
OL
V
OH
V
LKO
Conditions
V
CC
= 5.5, V
IN
= GND to V
CC
V
CC
= 5.5, V
IN
= GND to V
CC
CS = V
IL
, OE = V
IH
, f = 5MHz
CS = V
IL
, OE = V
IH
V
CC
= 5.5, CS = V
IH
, f = 5MHz, RESET = Vcc
±
0.3V
I
OL
= 12.0 mA, V
CC
= 4.5
I
OH
= -2.5 mA, V
CC
= 4.5
0.85xV
CC
3.2
4.2
Min
Max
10
10
40
60
2.0
0.45
Unit
µA
µA
mA
mA
mA
V
V
V
NOTES:
1. The Icc current listed includes both the DC operating current and the frequency dependent component (@ 5MHz). The frequency component typically is
less than 2mA/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
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
2
WMF2M8-XXX5
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS - WE CONTROLLED
(V
CC
= 5.0V, T
A
= -55°C to +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 (2)
Read Recovery Time before Write
V
CC
Setup Time
Chip Programming Time
Chip Erase Time (3)
Output Enable Hold Time (4)
RESET Pulse Width
NOTES:
1. Typical value for t
WHWH1
is 7µs.
2. Typical value for t
WHWH2
is 1sec.
3. Typical value for Chip Erase Time is 32sec.
4. For Toggle and Data Polling.
t
OEH
t
RP
10
500
t
AVAV
t
ELWL
t
WLWH
t
AVWL
t
DVWH
t
WHDX
t
WLAX
t
WHWL
t
WHWH1
t
WHWH2
t
GHWL
t
VCS
0
50
44
256
10
500
Symbol
Min
t
WC
t
CS
t
WP
t
AS
t
DS
t
DH
t
AH
t
WPH
90
0
45
0
45
0
45
20
300
15
0
50
44
256
10
500
-90
Max
Min
120
0
50
0
50
0
50
20
300
15
0
50
44
256
-120
Max
Min
150
0
50
0
50
0
50
20
300
15
-150
Max
ns
ns
ns
ns
ns
ns
ns
ns
µs
sec
µs
µs
sec
sec
ns
ns
Unit
AC CHARACTERISTICS – READ-ONLY OPERATIONS
(V
CC
= 5.0V, T
A
= -55°C to +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
RESET Low to Read Mode (1)
1. Guaranteed by design, not tested.
Symbol
Min
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
t
Ready
0
20
90
90
90
40
20
20
0
20
-90
Max
Min
120
120
120
50
30
30
0
20
-120
Max
Min
150
150
150
55
35
35
-150
Max
ns
ns
ns
ns
ns
ns
ns
µs
Unit
3
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WMF2M8-XXX5
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS,CS CONTROLLED
(V
CC
= 5.0V, V
SS
= 0V, T
A
= -55°C to +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 (2)
Read Recovery Time
Chip Programming Time
Chip Erase Time (3)
Output Enable Hold Time (4)
NOTES:
1. Typical value for t
WHWH1
is 7µs.
2. Typical value for t
WHWH2
is 1sec.
3. Typical value for Chip Erase Time is 32sec.
4. For Toggle and Data Polling.
t
OEH
10
Symbol
Min
t
AVAV
t
WLEL
t
ELEH
t
AVEL
t
DVEH
t
EHDX
t
ELAX
t
EHEL
t
WHWH1
t
WHWH2
t
GHEL
0
44
256
10
t
WC
t
WS
t
CP
t
AS
t
DS
t
DH
t
AH
t
CPH
90
0
45
0
45
0
45
20
300
15
0
44
256
10
-90
Max
Min
120
0
50
0
50
0
50
20
300
15
0
44
256
-120
Max
Min
150
0
50
0
50
0
50
20
300
15
-150
Max
ns
ns
ns
ns
ns
ns
ns
ns
µs
sec
µs
sec
sec
ns
Unit
FIG. 2
AC TEST CIRCUIT
Current Source
I
OL
AC TEST CONDITIONS
Parameter
Input Pulse Levels
Input Rise and Fall
Input and Output Reference Level
D.U.T.
V
Z
Typ
V
IL
= 0, V
IH
= 3.0
5
1.5
1.5
Unit
V
ns
V
V
≈
1.5V
Output Timing Reference Level
C
eff
= 50 pf
(Bipolar Supply)
CS
I
OH
Current Source
The
NOTES:
V
Z
is programmable from -2V to +7V.
I
OL
& I
OH
programmable from 0 to 16mA.
Tester Impedance Z
0
= 75
Ω.
V
Z
is typically the midpoint of V
OH
and V
OL
.
I
OL
& I
OH
are adjusted to
rising
tester includes
last
simulate a typical resistive load circuit.
edge of the
jig capacitance.
WE signal
ATE
WE
FIG. 3
Entire programming
or erase operations
t
BUSY
RESET
t
RP
t
Ready
RY/BY
RESET TIMING DIAGRAM
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
4
WMF2M8-XXX5
FIG. 4
AC WAVEFORMS FOR READ OPERATIONS
t
DF
t
OH
Addresses Stable
t
RC
t
OE
t
ACC
t
CE
WE
OE
Addresses
5
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
Outputs
CS
High Z
Output Valid
High Z
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