DS1685/DS1687 3V/5V Real-Time Clocks
VOLTAGE
(V)
PART*
TEMP RANGE
PIN-PACKAGE
TOP MARK*
DS1685S-5+
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°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
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
5
3
5
5
3
3
5
5
3
3
5
5
3
3
5
5
24 SO (0.300”)
24 SO (0.300”)
24 SO (0.300”)
24 SO (0.300”)/Tape & Reel
24 SO (0.300”)/Tape & Reel
24 SO (0.300”)/Tape & Reel
24 SO (0.300”)/Tape & Reel
24 SO (0.300”)/Tape & Reel
24 EDIP (0.740”)
24 EDIP (0.740”)
24 EDIP (0.740”)
24 EDIP (0.740”)
24 EDIP (0.740”)
24 EDIP (0.740”)
24 EDIP (0.740”)
24 EDIP (0.740”)
DS1685S-5
DS1685S-3
DS1685S-5
DS1685S-5
DS1685S-3
DS1685S-3
DS1685S-5
DS1685S-5
DS1687-3
DS1687-3
DS1687-5
DS1687-5
DS1687-3
DS1687-3
DS1687-5
DS1687-5
DS1685SN-3
DS1685SN-5
DS1685SN-5/T&R
DS1685S-3/T&R
DS1685S-3+T&R
DS1685S-5/T&R
DS1685S-5+T&R
DS1687-3
DS1687-3+
DS1687-5
DS1687-5+
DS1687-3IND
DS1687-3IND+
DS1687-5IND
DS1687-5IND+
+ Denotes a lead-free/RoHS-compliant device. A “+” anywhere on the top mark indicates a lead-free/RoHS-compliant device.
* An “N” or “IND” denotes an industrial temperature grade device.
TYPICAL OPERATING CIRCUIT
3 of 39
DALLAS [ DALLAS SEMICONDUCTOR ]
