FEATURES
• Bit organization
- 16M x 32 (double word mode) only
Fast access time
- Random access: 90ns (max.)
- Page access: 30ns (max.)
Page size
- 8 double words per page
PIN CONFIGURATION
70 PIN SSOP
1
P/N:PM0949 REV. 1.3, SEP. 02, 2004
MX23L51220
Current
- Operating: 80mA (max.) @ 5MHz
- Standby: 30uA (max.)
Supply voltage : 3.3V ± 10%
Package
- 70 pin SSOP
Temperature
- 0~70° C
PIN DESCRIPTION
Symbol Pin Function
A0~A23 Address Inputs
D0~D31 Data Outputs
CE# Chip Enable Input
OE# Output Enable Input
VCC Power Supply Pin
VSS Ground Pin
NC No Connection (pin 18 and 53 must
be floating, not connected to VCC
or GND)
512M-BIT (16M x 32) MASK ROM WITH PAGE MODE
(SSOP ONLY)
(for socket solution only)
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
29
30
31
32
33
34
35
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
A21
A20
A18
A17
A7
A6
A5
A4
A3
A2
A1
A0
NC
D27
D19
D26
D18
NC
D25
D17
D24
D16
CE#
VSS
VSS
OE#
D0
D8
D1
D9
D2
D10
D3
D11
VSS
A19
A8
A9
A10
A11
A12
A13
A14
A15
A16
A23
NC
NC
D20
D28
D21
D29
NC
D22
D30
D23
D31
A22
VSS
VSS
D15
D7
D14
D6
D13
D5
D12
D4
VCC
VCC
MX23L51220