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PDF WF1M32B-XXX3 Data sheet ( Hoja de datos )
| Número de pieza | WF1M32B-XXX3 | |
| Descripción | 1Mx32 3.3V Flash Module | |
| Fabricantes | White Electronic | |
| Logotipo |  |
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White Electronic Designs
WF1M32B-XXX3
1Mx32 3.3V Flash Module
FEATURES
Access Times of 100, 120, 150ns
■ Packaging
• 66 pin, PGA Type, 1.185" square, Hermetic
Ceramic HIP (Package 401)
• 68 lead, Low Profile CQFP (G2T), 4.6mm
(0.180") square (Package 509)
■ 1,000,000 Erase/Program Cycles
■ Sector Architecture
• One 16KByte, two 8KBytes, one 32KByte, and
fifteen 64kBytes in byte mode
• Any combination of sectors can be concurrently
erased. Also supports full chip erase
■ Organized as 1Mx32
■ Commercial, Industrial and Military Temperature
Ranges
■ 3.3 Volt for Read and Write Operations
■ Boot Code Sector Architecture (Bottom)
■ Low Power CMOS, 1.0mA Standby
■ Embedded Erase and Program Algorithms
■ Built-in Decoupling Caps for Low Noise Operation
■ Erase Suspend/Resume
• Supports reading data from or programing data to
a sector not being erased
■ Low Current Consumption
Typical values at 5MHz:
• 40mA Active Read Current
• 80mA Program/Erase Current
■ Weight
WF1M32B-XG2TX3 -8 grams typical
WF1M32B-XHX3 -13 grams typical
Note: For programming information refer to Flash Programming 8M3 Application Note.
PIN CONFIGURATION FOR WF1M32B-XHX3
Top View
1 12 23
34 45 56
I/O8 RESET# I/O15
I/O24 VCC I/O31
I/O9
CS2#
I/O14
I/O25 CS4#
I/O30
I/O10 GND
I/O13
I/O26 NC I/O29
A14
I/O11
I/O12
A7 I/O27 I/O28
A16 A10
OE#
A12 A4 A1
A11 A9
A17
NC A5 A2
A0 A15 WE#
A13 A6 A3
A18 VCC I/O7
A8 NC I/O23
I/O0
CS1#
I/O6
I/O16 CS3#
I/O22
I/O1 A19
I/O5
I/O17 GND I/O21
I/O2 I/O3
I/O4
11 22
33
I/O18
I/O19
I/O20
44 55 66
Pin Description
I/O0-31 Data Inputs/Outputs
A0-19 Address Inputs
WE# Write Enable
CS1-4# Chip Selects
OE# Output Enable
RESET# Reset
VCC Power Supply
GND Ground
NC Not Connected
RESET#
WE#
OE#
A0-19
Block Diagram
CS1#
CS2#
CS3#
1M x 8
1M x 8
1M x 8
CS4#
1M x 8
8888
I/O0-7
I/O8-15
I/O16-23
I/O24-31
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2006
Rev. 5
1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
1 page  
White Electronic Designs
WF1M32B-XXX3
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS – WE# CONTROLLED
VCC = 3.3V, VSS = 0V, -55°C ≤ TA ≤ +125°C
Parameter
Symbol
-100
-120
-150 Unit
Min Max Min Max Min Max
Write Cycle Time
tAVAV tWC 100 120 150
ns
Chip Select Setup Time
tELWL
tCS
0
0
0 ns
Write Enable Pulse Width
tWLWH
tWP
50
50
65
ns
Address Setup Time
tAVWL
tAS
0
0
0 ns
Data Setup Time
tDVWH
tDS
50
50
65
ns
Data Hold Time
tWHDX
tDH
0
0
0 ns
Address Hold Time
tWLAX
tAH
50
50
65
ns
Write Enable Pulse Width High
tWHWL
tWPH
30
30
35
ns
Duration of Byte Programming Operation (1) tWHWH1
300 300 300 µs
Sector Erase
tWHWH2
15 15 15 sec
Read Recovery Time before Write (3)
tGHWL
0
0
0 µs
VCC Setup Time
tVCS 50 50 50 µs
Chip Programming Time
50 50 50 sec
Output Enable Setup Time
tOES 0 0 0 ns
Output Enable Hold Time (2)
tOEH 10 10 10 ns
1. Typical value for tWHWH1 is 9µs.
2. For Toggle and Data Polling.
3. Guaranteed by design, but not tested.
AC CHARACTERISTICS – READ-ONLY OPERATIONS
VCC = 3.3V, VSS = 0V, -55°C ≤ TA ≤ +125°C
Parameter
Symbol
-100
-120
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.
Min Max Min Max
tAVAV tRC 100
120
tAVQV
tACC
100
120
tELQV
tCE
100 120
tGLQV
tOE
40
50
tEHQZ
tDF
30
30
tGHQZ
tDF
30
30
tAXQX
tOH
0
0
-150
Min Max
150
150
150
55
40
40
0
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
5 Page 
White Electronic Designs
WF1M32B-XXX3
PACKAGE 509: 68 LEAD, CERAMIC QUAD FLAT PACK, CQFP (G2T)
25.15 (0.990) ± 0.26 (0.010) SQ
22.36 (0.880) ± 0.26 (0.010) SQ
Pin 1
4.57 (0.180) MAX
0.27 (0.011) ± 0.04 (0.002)
0.25 (0.010) REF
1.27 (0.050) TYP
0.38 (0.015) ± 0.05 (0.002)
20.3 (0.800) REF
24.03 (0.946)
± 0.26 (0.010)
1° / 7°
R 0.25
(0.010)
1.0 (0.040)
± 0.127 (0.005)
23.87
(0.940) REF
DETAIL A
SEE DETAIL "A"
0.19 (0.007)
± 0.06 (0.002)
The WEDC 68 lead G2T
CQFP fills the same fit and
function as the JEDEC 68
lead CQFJ or 68 PLCC.
But the G2T has the TCE
and lead inspection advan-
tage of the CQFP form.
0.940"
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2006
Rev. 5
11 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
11 Page | ||
| Páginas | Total 13 Páginas | |
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