WF2M16 White Electronic Designs Corporation, WF2M16 Datasheet - Page 11

• Manufacturer Part Number: WF2M16
• Description: Organization = 2Mx16 ;; Speed (ns) = 90-150 ;; Volt = 5 ;; Package = 56 Csop ;; Temp = C,i,m,q
• Manufacturer: White Electronic Designs Corporation

* Package Dimensions subject to change
PIN 1 IDENTIFIER
FIG. 8
PACKAGE 207:
16.13 (0.635)
RY/BY
0.13 (0.005)
I/O14
I/O15
I/O13
I/O12
GND
CS1
CS2
I/O6
I/O7
I/O5
I/O4
A12
A13
A14
A15
A21
A20
A19
A18
A17
A16
V
WE
V
NC
OE
NC
CC
CC
ALTERNATE PIN CONFIGURATION FOR WF2M16W-XDAX5
TOP VIEW
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
56 CSOP
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
56 LEAD, CERAMIC SOP*
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
0.80 (0.031) TYP
NC
RESET
A11
A10
A9
A1
A2
A3
A4
A5
A6
A7
GND
A8
V
I/O9
I/O1
I/O8
I/O0
NC
NC
NC
NC
I/O2
I/O10
I/O3
I/O11
GND
CC
23.63 (0.930)
21.59 (0.850) TYP
NOTE:
1. RY/BY is an open drain output and should be pulled up to Vcc with
2. Address compatible with Intel 1M16 56 SSOP.
0.25 (0.010)
an external resistor.
R E S E T
R Y / B Y
A
1 - 2 1
W E
O E
C S
C S
1
2
BLOCK DIAGRAM
0.25 (0.010)
0.05 (0.002)
2M x 8
I / O
SEE DETAIL "A"
12.96 (0.510)
0.15 (0.006)
0 - 7
11
2M x 8
I / O
8 - 1 5
4.06 (0.160)
White Electronic Designs Corporation • [phone] • www.whiteedc.com
MAX
0.18 (0.007)
0.05 (0.002)
R = 0.18 (0.007) TYP
RESET
I/O
RY/BY
PIN DESCRIPTION
CS
A
2.87 (0.113)
V
V
WE
OE
1-21
0-15
CC
SS
1-2
MAX
DETAIL "A"
Data Inputs/Outputs
WF2M16-XXX5
Address Inputs
Output Enable
Power Supply
Write Enable
Ready/Busy
Chip Select
+
+
Ground
Reset
1.02 (0.040)
0 / -4
0.18 (0.007)
1.60 (0.063) TYP
0.51 (0.020) TYP