W78M32VP-XBX
FIGURE 1 – PIN CONFIGURATION
FOR W78M32VP-XBX (TOP VIEW)
FIGURE 2 – PIN DESCRIPTION
DQ0-31
A0-22
Data Inputs/Outputs
Address Inputs
WE#1-2
CS#1-2
OE#
Write Enables
1
2
GND
GND
3
4
5
VCC
VIO
6
VIO
NC
7
GND
DNU
NC
8
9 10
Chip Selects
Output Enable
GND
GND
GND
GND
VCC
A
B
C
D
E
F
RESET#
WP#/ACC
RY/BY#
VCC
Hardware Reset
Hardware Write Protection/Acceleration
Ready/Busy Output
Power Supply
VIO
DQ25 WE2#
NC
VCC
NC
VIO
VCC
DQ17 DQ27 DQ29 DQ31
DQ24 DQ19 DQ21 DQ23
DQ16 DQ26 DQ28 DQ30
NC
NC
VCC
VIO
I/O Power Supply
Ground
VIO
NC
NC
NC
NC
VIO
GND
DNU
Do Not Use
VCC
NC
NC
NC
NC
VCC
GND
GND
GND
GND
GND
GND
VIO
NC
Not Connected
GND
GND
GND
GND
GND
GND
VIO
CS2#
OE#
A2
DQ18 DQ20 DQ22
NC
NC
NC
NC
A0
A22
A11
VCC
GND
VCC
GND
DNU*
NC
A12
VIO
A16
A7
A21
A10
RESET#
A20
A15
A13
A8
G
H
J
WP#/ACC
A3
A6
A17
NC
A9
GND
A14
DQ9
DQ1
DQ8
DQ0
CS1#
VCC
A1
FIGURE 3 – BLOCK DIAGRAM
RY/BY#
A4
A5
A18
WE1#
DQ6
K
L
NC
NC
NC
DQ4
DQ11
DQ3
DQ10
DQ2
GND
A19
DQ15
DQ7
DQ14
GND
GND
WE1#
CS1#
WE2#
CS2#
NC
NC
M
N
P
R
T
RY/BY#
RESET#
OE#
VCC
NC
NC
NC
NC
DQ13
DQ5
VCC
A0-22
VIO
NC
NC
NC
NC
VIO
8M X 16
8M X 16
VCC
VCC
GND
NC
NC
NC
DQ12
GND
VCC
VIO
GND
GND
VIO
VIO
WP#/ACC
DQ0-15
DQ16-31
*Ball L5 is reserved for A23 on future upgrades
Microsemi Corporation reserves the right to change products or specifications without notice.
August 2011 © 2011 Microsemi Corporation. All rights reserved.
Rev. 15
2
Microsemi Corporation • (602) 437-1520 • www.microsemi.com
MERCURY [ MERCURY UNITED ELECTRONICS INC ]
