WF2M16-XXX5
FIGURE 8 – ALTERNATE PIN CONFIGURATION FOR WF2M16W-XDAX5
56 CSOP
TOP VIEW
BLOCK DIAGRAM
PIN DESCRIPTION
I/O0-15
A0-21
WE#
Data Inputs/Outputs
Address Inputs
Write Enable
Chip Select
Output Enable
Power Supply
Ground
I/O0-7
I/O8-15
CS1#
A12
1
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
NC
2
RESET#
WE#
RESET#
A11
A10
A9
A13
3
OE#
A14
4
CS1-2#
OE#
A1-21
RY/BY#
A15
5
NC
6
A1
CS2#
A21
7
A2
VCC
8
A3
2M x 8
2M x 8
VSS
A20
9
A4
A19
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A5
RY/BY#
RESET#
Ready/Busy
Reset
A18
A6
CS1#
CS2#
A17
A7
A16
GND
A8
VCC
GND
I/O6
I/O14
I/O7
I/O15
RY/BY#
OE#
WE#
NC
VCC
I/O9
I/O1
I/O8
NOTE:
1. RY/BY# is an open drain output and should be pulled up toVcc with an external resistor.
2. Address compatible with Intel 1M16 56 SSOP.
38 I/O0
37 NC
36 NC
35 NC
34 NC
33 I/O2
32 I/O10
31
30
29
I/O13
I/O5
I/O12
I/O4
VCC
I/O3
I/O11
GND
6
4334.12E-0816-ss-WF2M16-XXX5
Mercury Corp. - Memory and Storage Solutions • (602) 437-1520 • www.mrcy.com
MERCURY [ MERCURY UNITED ELECTRONICS INC ]
