DS1747_10 Datasheet, PDF (2/16 Pages) Maxim Integrated Products – Y2K-Compliant, Nonvolatile Timekeeping RAMs

PIN DESCRIPTION
PIN
EDIP
PowerCap
1
34
2
3
3
32
4
30
5
25
6
24
7
23
8
22
9
21
10
20
11
19
12
18
23
28
25
29
26
27
27
26
28
31
30
33
31
2
13
16
14
15
15
14
17
13
18
12
19
11
20
10
21
9
16
17
22
8
24
7
29
6
32
5
—
1
—
4
—
(See Pin
Configuration)
—
(See Pin
Configuration)
DS1747/DS1747P Y2K-Compliant, Nonvolatile Timekeeping RAMs
NAME
A18
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
A10
A11
A9
A8
A13
A17
A15
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
GND
CE
OE
WE
V_CC
N.C.
RST
X1, X2
V_BAT
FUNCTION
Address Input
Data Input/Output
Ground
Active-Low Chip-Enable Input
Active-Low Output-Enable Input
Active-Low Write-Enable Input
Power-Supply Input
No Connection
Active-Low Power-On Reset Output
Crystal Input, Output Connections
Battery Connection
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