ETC WF8M32

WF8M32-XG4DX5
HI-RELIABILITY PRODUCT
8Mx32 5V FLASH MODULE
ADVANCED*
FEATURES
■ Data Polling and Toggle Bit feature for detection of program
or erase cycle completion.
■ Supports reading or programming data to a sector not being
erased.
■ Access Time of 100, 120, 150ns
■ Packaging:
■
■
■
■
■
■
• 68 Lead, 40 mm (1.560") square hermetic CQFP, 5.2 mm
(0.205") high (Package 503)
Sector Architecture
• 32 equal size sectors of 64KBytes per each 2Mx8 chip
• Any combination of sectors can be erased. Also supports
full chip erase.
100,000 Write/Erase Cycles Minimum
Organized as 8Mx32
Commercial, Industrial, and Military Temperature Ranges
5 Volt Read and Write. 5V ± 10% Supply.
Low Power CMOS
FIG. 1
■ RESET pin resets internal state machine to the read mode.
(Not available in HIP package for WF2M32-XHX5)
■ Built-in Decoupling Caps and Multiple Ground Pins for Low
Noise Operation, Seperate Power and Ground Planes to
improve noise immunity.
■ Built in Buffering.
* This data sheet describes a product that may or may not be under
development, and is subject to change or cancellation without notice.
Note: For programming information refer to Flash Programming 16M5
Application Note.
PIN CONFIGURATION FOR WF8M32-XG4DX5
PIN DESCRIPTION
NC
A0
A1
A2
A3
A4
A5
CS1
GND
CS3
WE
A6
A7
A8
A9
A10
VCC
TOP VIEW
9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
I/O16
I/O17
I/O18
I/O19
I/O20
I/O21
I/O22
I/O23
GND
I/O24
I/O25
I/O26
I/O27
I/O28
I/O29
I/O30
I/O31
RESET
1
CS 1-4
4
WE
OE
A0-22
1
1
Chip Selects
OE
Output Enable
VCC
Power Supply
Reset
GND
Ground
NC
Not Connected
1
1
CS1
2M x 8
2M x 8
2M x 8
2M x 8
2M x 8
2M x 8
2M x 8
2M x 8
8
CS4
2M x 8
2M x 8
2M x 8
2M x 8
I/O16-23
I/O8-15
I/O0-7
8
CS3
CS2
2M x 8
2M x 8
2M x 8
A22
A21
Write Enable
CS1-4
4
2M x 8
RESET
Address Inputs
WE
23
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
VCC
A11
A12
A13
A14
A15
A16
CS2
OE
CS4
A17
A18
A19
A20
A0-22
1
23
I/O0-31
Data Inputs/Outputs
RESET
BLOCK DIAGRAM
Interface
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
GND
I/O8
I/O9
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
I/O0-31
8
I/O24-31
8
32
CS 1 selects I/O0-7, CS 2 selects I/O8-15, CS3 selects I/O 16-23, CS4 selects I/O 24-31
October 1999 Rev. 3
1
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
WF8M32-XG4DX5
ABSOLUTE MAXIMUM RATINGS
Parameter
CAPACITANCE
(TA = +25°C)
Symbol
Ratings
Voltage on Any Pin Relative to VSS
VT
-2.0 to +7.0
V
Parameter
Symbol
Conditions
Power Dissipation
PT
8
W
OE capacitance
COE
VIN = 0 V, f = 1.0 MHz
20
Tstg
-65 to +125
°C
WE capacitance
CWE
VIN = 0 V, f = 1.0 MHz
20
pF
IOS
100
mA
CS1-4 capacitance
CCS
VIN = 0 V, f = 1.0 MHz
20
pF
100,000 min
cycles
Data I/O capacitance
CI/O
VI/O = 0 V, f = 1.0 MHz
60
pF
Address input capacitance
CAD
VIN = 0 V, f = 1.0 MHz
20
pF
RESET capacitance
CRST
VIN = O V, f = 1.0 MHz
20
pF
Storage Temperature
Short Circuit Output Current
Endurance - Write/Erase Cycles
(Mil Temp)
Data Retention (Mil Temp)
Unit
20
years
Symbol
Min
Typ
Max
Supply Voltage
V CC
4.5
5.0
5.5
V
Ground
V SS
0
0
0
V
Input High Voltage
V IH
2.0
-
V CC + 0.5
V
Input Low Voltage
V IL
-0.5
-
+0.8
V
Operating Temperature (Mil.)
TA
-55
-
+125
°C
Operating Temperature (Ind.)
TA
-40
-
+85
°C
pF
This parameter is guaranteed by design but not tested.
RECOMMENDED DC OPERATING CONDITIONS
Parameter
Max Unit
Unit
DC CHARACTERISTICS - CMOS COMPATIBLE
(VCC = 5.0V, VSS = 0V, TA = -55°C to +125°C)
Parameter
Input Leakage Current
Symbol
Conditions
Min
Max
Unit
µA
I LI
V CC = 5.5, V IN = GND to VCC
10
I LOx32
V CC = 5.5, V IN = GND to VCC
10
µA
VCC Active Current for Read (1)
ICC1
CS = VIL, OE = VIH, f = 5MHz
640
mA
V CC Active Current for Program or Erase (2)
I CC2
CS = VIL, OE = VIH
960
mA
V CC Standby Current
I CC3
V CC = 5.5, CS = V IH , f = 5MHz, RESET = Vcc ± 0.3V
160
mA
Output Low Voltage
V OL
I OL = 12.0 mA, V CC = 4.5
0.45
V
Output High Voltage
V OH
I OH = -2.5 mA, V CC = 4.5
Low V CC Lock-Out Voltage
V LKO
Output Leakage Current
0.85 x
Vcc
3.2
V
4.2
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 VIH.
2. Icc active while Embedded Algorithm (program or erase) is in progress.
3. DC test conditions VIL = 0.3V, VIH = VCC - 0.3V
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
2
WF8M32-XG4DX5
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS - WE CONTROLLED
(VCC = 5.0V, TA = -55°C to +125°C)
Parameter
Symbol
-100
Min
-120
Max
Min
-150
Max
Min
Unit
Max
Write Cycle Time
tAVAV
tWC
100
120
150
Chip Select Setup Time
tELWL
tCS
0
0
0
ns
Write Enable Pulse Width
tWLWH
tWP
50
50
50
ns
Address Setup Time
tAVWL
tAS
0
0
0
ns
Data Setup Time
tDVWH
tDS
50
50
50
ns
Data Hold Time
tWHDX
tDH
0
0
0
ns
Address Hold Time
tWLAX
tAH
50
50
50
ns
Write Enable Pulse Width High
tWHWL
tWPH
20
20
20
ns
Duration of Byte Programming Operation (1)
tWHWH1
300
300
300
µs
Sector Erase (2)
tWHWH2
15
15
15
sec
Read Recovery Time before Write
tGHWL
0
0
0
V CC Setup Time
t VCS
50
50
50
Chip Programming Time
44
Chip Erase Time (3)
ns
µs
µs
44
256
256
44
sec
256
sec
Output Enable Hold Time (4)
tOEH
10
10
10
ns
RESET Pulse Width
tRP
500
500
500
ns
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.
AC CHARACTERISTICS – READ-ONLY OPERATIONS
(VCC = 5.0V, TA = -55°C to +125°C)
Parameter
Symbol
-100
Min
Read Cycle Time
-120
Max
100
Min
-150
Max
120
Min
Unit
Max
t AVAV
t RC
150
ns
Address Access Time
t AVQV
t ACC
100
120
150
Chip Select Access Time
t ELQV
t CE
100
120
150
ns
Output Enable to Output Valid
t GLQV
t OE
50
50
55
ns
ns
Chip Select High to Output High Z (1)
t EHQZ
t DF
30
30
35
ns
Output Enable High to Output High Z (1)
t GHQZ
t DF
30
30
35
ns
Output Hold from Addresses, CS or OE Change,
whichever is First
t AXQX
t OH
RST Low to Read Mode (1)
0
0
20
t Ready
0
20
ns
20
µs
1. Guaranteed by design, not tested.
3
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
WF8M32-XG4DX5
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS,CS CONTROLLED
(VCC = 5.0V, VSS = 0V, TA = -55°C to +125°C)
Parameter
Symbol
-100
Min
-120
Max
Min
-150
Max
Min
Unit
Max
Write Cycle Time
t AVAV
t WC
100
120
150
Write Enable Setup Time
t WLEL
t WS
0
0
0
ns
Chip Select Pulse Width
t ELEH
t CP
50
50
50
ns
Address Setup Time
t AVEL
t AS
0
0
0
ns
Data Setup Time
t DVEH
t DS
50
50
50
ns
Data Hold Time
t EHDX
t DH
0
0
0
ns
Address Hold Time
t ELAX
t AH
50
50
50
ns
t EHEL
t CPH
20
Chip Select Pulse Width High
20
ns
20
ns
Duration of Byte Programming Operation (1)
t WHWH1
300
300
300
µs
Sector Erase Time (2)
t WHWH2
15
15
15
sec
Read Recovery Time
t GHEL
100
sec
480
sec
0
0
Chip Programming Time
100
Chip Erase Time (3)
480
Output Enable Hold Time (4)
tOEH
10
µs
0
100
480
10
10
ns
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.
FIG. 2
AC TEST CONDITIONS
AC TEST CIRCUIT
Parameter
I OL
Current Source
VZ
D.U.T.
≈ 1.5V
(Bipolar Supply)
C eff = 50 pf
CS
I OH
The
Current Source
Typ
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
NOTES:
VZ is programmable from -2V to +7V.
IOL & I OH programmable from 0 to 16mA.
Tester Impedance Z0 = 75 Ω.
VZ is typically the midpoint of V OH and V OL.
I OH are of
adjusted
to simulate
a typical resistive load circuit.
IOL & edge
rising
the last
WE signal
ATE tester includes jig capacitance.
WE
Entire programming
or erase operations
FIG. 3
RY/BY
RESET TIMING
DIAGRAM
tBUSY
RESET
tRP
tReady
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
4
Unit
Input Pulse Levels
WF8M32-XG4DX5
FIG. 4
5
Outputs
WE
OE
CS
High Z
tACC
tCE
tOE
Addresses Stable
Addresses
tRC
Output Valid
tOH
tDF
High Z
AC WAVEFORMS FOR READ OPERATIONS
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
WF8M32-XG4DX5
NOTES:
1. PA is the address of the memory location to be programmed.
2. PD is the data to be programmed at byte address.
3. D7 is the output of the complement of the data written to each chip.
4. DOUT is the output of the data written to the device.
5. Figure indicates last two bus cycles of four bus cycle sequence.
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
6
A0H
tDH
tWPH
Data
tDS
tCS
WE
OE
5.0 V
tWP
tGHWL
CS
tWC
Addresses
5555H
tAS
PA
PD
tAH
tWHWH1
Data Polling
D7
PA
DOUT
tOE
tCE
tRC
tDF
WRITE/ERASE/PROGRAM
OPERATION, WE CONTROLLED
tOH
FIG. 5
WF8M32-XG4DX5
FIG. 6
tDH
AAH
tDS
tVCS
VCC
Data
WE
OE
CS
Addresses
tGHWL
tCS
tWP
tAS
tWPH
55H
2AAAH
5555H
tAH
5555H
80H
5555H
AAH
2AAAH
55H
SA
10H/30H
AC WAVEFORMS CHIP/SECTOR
ERASE OPERATIONS
NOTE:
1. SA is the sector address for Sector Erase.
7
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
WF8M32-XG4DX5
FIG. 7
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
8
Data
WE
OE
CS
D0-D6
D7
t CH
tOEH
tCE
t OE
tWHWH 1 or 2
D7
D0-D6 = Invalid
D7 =
Valid Data
D0-D7
Valid Data
t OH
t DF
High Z
AC WAVEFORMS FOR DATA POLLING
DURING EMBEDDED ALGORITHM OPERATIONS
WF8M32-XG4DX5
FIG. 8
A0H
tDH
tCPH
5.0 V
tDS
Data
CS
OE
tWS
tWC
WE
Addresses
5555H
tGHEL
tCP
tAS
PA
PD
tAH
tWHWH1
Data Polling
D7
PA
DOUT
ALTERNATE CS CONTROLLED
PROGRAMMING OPERATION TIMINGS
NOTES:
1. PA represents the address of the memory location to be programmed.
2. PD represents the data to be programmed at byte address.
3. D7 is the output of the complement of the data written to each chip.
4. DOUT is the output of the data written to the device.
5. Figure indicates the last two bus cycles of a four bus cycle sequence.
9
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
WF8M32-XG4DX5
PACKAGE 503:
68 LEAD, CERAMIC QUAD FLAT PACK DUAL CAVITY, CQFP (G4D)
5.2 (0.205) MAX
39.6 (1.56) ± 0.38 (0.015) SQ
1.27 (0.050) ± 0.1 (0.005)
PIN 1 IDENTIFIER
Pin 1
12.7 (0.500)
± 0.5 (0.020)
4 PLACES
5.1 (0.200)
± 0.25 (0.010)
4 PLACES
+ 0.002
0.010 - 0.001
1.27 (0.050)
TYP
0.38 (0.015)
± 0.08 (0.003)
68 PLACES
38 (1.50) TYP
4 PLACES
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
ORDERING INFORMATION
W F 8M32 - XXX G4D X 5
VPP PROGRAMMING VOLTAGE
5=5V
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 TYPE:
G4D = 40mm CQFP (Package 503)
ACCESS TIME (ns)
ORGANIZATION, 8M x 32
User configurable as 16M x 16 or 32M x 8
Flash
WHITE ELECTRONIC DESIGNS CORP.
White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520
10