
DS1386/1386P
2 of 21
PIN DESCRIPTION
PIN
EMOD
PowerCap
8k x 8
32k x 8
8k x 8
32k x 8
NAME
FUNCTION
1
34
INTA
Active-Low Interrupt Output A (Open Drain)
2
1
INTB
Active-Low Interrupt Output B (Open Drain)
3, 28
—
2, 3,
31, 32
2, 3
N.C.
No Connection
12
18
A0
11
19
A1
10
20
A2
9
21
A3
8
22
A4
7
23
A5
6
24
A6
5
25
A7
27
26
A8
26
27
A9
23
28
A10
25
29
A11
4
30
A12
—
28
—
31
A13
—
3
—
32
A14
Address Inputs
16
17
GND
Ground
13, 14,
15, 17–
21
13, 14,
15, 17–
21
16–9
DQ0,
DQ1,
DQ2,
DQ3–
DQ7
Data Input/Output
22
8
CE
Active-Low Chip Enable
24
7
OE
Active-Low Output Enable
29
6
WE
Active-Low Write Enable
30, 32
—
VCC
+5V Power Supply
31
33
SQW
Square-Wave Output
—
4
PFO
Active-Low Power-Fail Output
—
X1, X2
Crystal Connections
—
VBAT
Battery Connection