參數資料
型號: W78M32V90BM
廠商: WHITE ELECTRONIC DESIGNS CORP
元件分類: PROM
英文描述: 8M X 32 FLASH 3.3V PROM, 90 ns, PBGA159
封裝: 13 X 22 MM, 1.27 MM PITCH, PLASTIC, BGA-159
文件頁數: 12/54頁
文件大小: 789K
代理商: W78M32V90BM
2
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
W78M32V-XBX
April 2006
Rev. 3
White Electronic Designs Corp. reserves the right to change products or specications without notice.
WE1#
WE2#
CS2#
CS1#
RY/BY#
RESET#
OE#
A0-22
WP#/ACC
DQ16-31
DQ0-15
8M X 16
VIO
VCC
GND
VIO
VCC
VIO
VCC
VIO
GND
DQ17
DQ24
DQ16
CS2#
OE#
A2
A3
A4
NC
VCC
GND
DQ25
DQ27
DQ19
DQ26
DQ18
A0
WP#/ACC
A6
A17
NC
GND
WE2#
DQ29
DQ21
DQ28
DQ20
A22
A11
A9
RY/BY#
NC
GND
VCC
VIO
VIO
DQ31
DQ23
DQ30
DQ22
VCC
GND
VCC
GND
DNU*
NC
VIO
NC
A12
VIO
GND
A14
DQ9
DQ1
DQ8
DQ0
CS1#
VCC
GND
DNU
NC
A16
A7
A1
A5
DQ4
DQ11
DQ3
DQ10
DQ2
GND
NC
A21
A10
RESET#
A18
WE1#
DQ6
DQ13
DQ5
DQ12
GND
VCC
NC
A20
A15
A13
A8
A19
DQ15
DQ7
DQ14
GND
VIO
VCC
VIO
VCC
GND
VIO
VCC
VIO
VCC
VIO
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
123456789 10
BLOCK DIAGRAM
PIN DESCRIPTION
DQ0-31
Data Inputs/Outputs
A0-22
Address Inputs
WE#1-2
Write Enables
CS#1-2
Chip Selects
OE#
Output Enable
RESET#
Hardware Reset
WP#/ACC
Hardware Write
Protection/Acceleration
RY/BY#
Ready/Busy Output
VCC
Power Supply
VIO
I/O Power Supply
GND
Ground
DNU
Do Not Use
NC
Not Connected
FIG 1: PIN CONFIGURATION
FOR W78M32V-XBX (TOP VIEW)
*Ball L5 is reserved for A23 on future upgrades
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