Real-Time Clock
5/DS12C87A
Pin Configurations (continued)
Ordering Information
PIN-
PACKAGE
TOP
MARK*
PART
DS12885
TEMP RANGE
TOP VIEW
0°C to +70°C
0°C to +70°C
24 PDIP
24 PDIP
DS12885
DS12885+
DS12885
32 31 30 29 28 27
25
26
DS12885N
-40°C to +85°C 24 PDIP
-40°C to +85°C 24 PDIP
DS12885
DS12885N+
DS12885Q
DS12885
AD0
AD1
AD2
N.C.
AD3
N.C.
AD4
AD5
1
2
3
4
5
6
7
8
24 RCLR
0°C to +70°C
0°C to +70°C
28 PLCC
28 PLCC
DS12885Q
DS12885Q
DS12885Q
DS12885Q
DS12885Q
DS12885Q
DS12885Q
DS12885Q
N.C.
23
22
DS12885Q+
DS12885QN
DS12885QN+
DS12885Q/T&R
DS12885Q+T&R
V
BAT
-40°C to +85°C 28 PLCC
-40°C to +85°C 28 PLCC
21 IRQ
DS12885T
20 N.C.
19 RESET
18 DS
0°C to +70°C
0°C to +70°C
28 PLCC
28 PLCC
DS12885QN/T&R -40°C to +85°C 28 PLCC
DS12885QN+T&R -40°C to +85°C 28 PLCC
17 GND
24 SO
(300 mils)
DS12885S
0°C to +70°C
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
0°C to +70°C
0°C to +70°C
DS12885S
DS12885S
DS12885S
DS12885S
DS12885S
DS12885S
9
10 11 12 13 14 15 16
24 SO
(300 mils)
DS12885S+
TQFP
24 SO
(300 mils)
DS12885SN
24 SO
(300 mils)
DS12885SN+
DS12885S/T&R
DS12885S+T&R
Thermal Information
24 SO
(300 mils)
PACKAGE
PDIP
THETA-JA (°C/W) THETA-JC (°C/W)
75
105
95
30
22
25
24 SO
(300 mils)
SO
PLCC
DS12885T
0°C to +70°C
0°C to +70°C
32 TQFP
32 TQFP
DS12885
DS12885T+
DS12885TN
DS12885TN+
DS12885T/T&R
DS12887
DS12885
Package Information
-40°C to +85°C 32 TQFP
-40°C to +85°C 32 TQFP
DS12885
PIN-PACKAGE
24 SO (300 mils)
24 PDIP
DOCUMENT NO.
56-G4009-001
56-G5000-003
56-G0001-001
56-G4001-001
56-G4004-001
DS12885
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
32 TQFP
24 EDIP
24 EDIP
24 EDIP
24 EDIP
24 EDIP
24 EDIP
24 EDIP
24 EDIP
DS12885
DS12887
24 EDIP
DS12887+
DS12887
28 PLCC
DS12887A
DS12887A
DS12887A
DS12C887
DS12C887
DS12C887A
DS12C887A
32 TQFP
DS12887A+
DS12C887
DS12C887+
DS12C887A
DS12C887A+
Chip Information
TRANSISTOR COUNT: 17,000
PROCESS: CMOS
+Denotes a lead-free/RoHS-compliant device.
T&R = Tape-and-reel.
SUBSTRATE CONNECTED TO GROUND
*A “+” anywhere on the top mark indicates a lead-free device,
and an “N” indicates an industrial temperature range device.
____________________________________________________________________ 21
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
