7885SN3 0C to +70C 24 EDIP DS17887-3 -40C to +85C 24 EDIP DS17887-3 REAL TIME IND 0C to +70C 24 EDIP DS17887-5 -40C to +85C 24 EDIP DS17887-5 REAL TIME IND DS17487-5IND+ DS17885EN-3+ DS17885S-3+ DS17885S-5+ DS17885SN-3+ DS17887-3+ DS17887-3IND+ DS17887-5+ DS17887-5IND+ +Denotes a lead(Pb)-free/RoHS-compliant package. *A "+" anywhere on the top mark denotes a lead(Pb)-free package. An "N" or "IND" denotes an industrial temperature range package. Note: A "-5" suffix denotes a VCC = 5V10% device, and a "-3" suffix denotes a VCC = 3V10% device. www.maximintegrated.com Maxim Integrated 29 DS17285/DS17287/ DS17485/DS17487/ DS17885/DS17887 Real-Time Clocks Typical Operating Circuit VCC CRYSTAL X1 Thermal Information VCC X2 VCC IRQ ALE SQW WR DS17285 DS17485 RCLR DS17885 RD DS83C520 CS KS AD0-AD7 VSB VBAUX SUPPLY CONTROL CIRCUIT PWR VCC www.maximintegrated.com GND VBAT PACKAGE THETA-JA (C/W) THETA-JC (C/W) DIP 75 30 SO 105 22 Chip Information SUBSTRATE CONNECTED TO GROUND PROCESS: CMOS Package Informatio

7885E5 DS17885S-3 0C to +70C 24 SO (300 mils) DS17885S-3 DS17885S-5 0C to +70C 24 SO (300 mils) DS17885S-5 -40C to +85C 24 SO (300 mils) DS17885SN5 24 EDIP DS17887-3 -40C to +85C 24 EDIP DS17887-3 REAL TIME IND DS17885SN-5 DS17887-3 DS17887-3IND DS17887-5 DS17887-5IND 0C to +70C 0C to +70C 24 EDIP DS17887-5 -40C to +85C 24 EDIP DS17887-5 REAL TIME IND + Denotes lead-free package. *A "+" anywhere on the top mark denotes a lead-free package. An "N" or "IND" denotes an industrial temperature range package. Note: A "-5" suffix denotes a VCC = 5V10% device, and a "-3" suffix denotes a VCC = 3V10% device. ____________________________________________________________________ 29 DS17285/DS17287/DS17485/DS17487/DS17885/DS17887 Ordering Information DS17285/DS17287/DS17485/DS17487/DS17885/DS17887 Real-Time Clocks Typical Operating Circuit CRYSTAL VCC X1 VCC X2 Thermal Information PACKAGE VCC THETA-JA (C/W) THETA-JC (C/W) DIP 75 30 SO 105 22 IRQ SQW ALE Chip Information WR RD DS83C520 DS17285 DS17485 DS17885

7885SN3 0C to +70C 24 EDIP DS17887-3 -40C to +85C 24 EDIP DS17887-3 REAL TIME IND 0C to +70C 24 EDIP DS17887-5 -40C to +85C 24 EDIP DS17887-5 REAL TIME IND DS17487-5IND+ DS17885EN-3+ DS17885S-3+ DS17885S-5+ DS17885SN-3+ DS17887-3+ DS17887-3IND+ DS17887-5+ DS17887-5IND+ +Denotes a lead(Pb)-free/RoHS-compliant package. *A "+" anywhere on the top mark denotes a lead(Pb)-free package. An "N" or "IND" denotes an industrial temperature range package. Note: A "-5" suffix denotes a VCC = 5V10% device, and a "-3" suffix denotes a VCC = 3V10% device. www.maximintegrated.com Maxim Integrated 29 DS17285/DS17287/ DS17485/DS17487/ DS17885/DS17887 Real-Time Clocks Typical Operating Circuit VCC CRYSTAL X1 Thermal Information VCC X2 VCC IRQ ALE SQW WR DS17285 DS17485 RCLR DS17885 RD DS83C520 CS KS AD0-AD7 VSB VBAUX SUPPLY CONTROL CIRCUIT PWR VCC www.maximintegrated.com GND VBAT PACKAGE THETA-JA (C/W) THETA-JC (C/W) DIP 75 30 SO 105 22 Chip Information SUBSTRATE CONNECTED TO GROUND PROCESS: CMOS Package Informatio

7885E5 DS17885S-3 0C to +70C 24 SO (300 mils) DS17885S-3 DS17885S-5 0C to +70C 24 SO (300 mils) DS17885S-5 -40C to +85C 24 SO (300 mils) DS17885SN5 24 EDIP DS17887-3 -40C to +85C 24 EDIP DS17887-3 REAL TIME IND DS17885SN-5 DS17887-3 DS17887-3IND DS17887-5 DS17887-5IND 0C to +70C 0C to +70C 24 EDIP DS17887-5 -40C to +85C 24 EDIP DS17887-5 REAL TIME IND + Denotes lead-free package. *A "+" anywhere on the top mark denotes a lead-free package. An "N" or "IND" denotes an industrial temperature range package. Note: A "-5" suffix denotes a VCC = 5V10% device, and a "-3" suffix denotes a VCC = 3V10% device. ____________________________________________________________________ 29 DS17285/DS17287/DS17485/DS17487/DS17885/DS17887 Ordering Information DS17285/DS17287/DS17485/DS17487/DS17885/DS17887 Real-Time Clocks Typical Operating Circuit CRYSTAL VCC X1 VCC X2 Thermal Information PACKAGE VCC THETA-JA (C/W) THETA-JC (C/W) DIP 75 30 SO 105 22 IRQ SQW ALE Chip Information WR RD DS83C520 DS17285 DS17485 DS17885

7885E5 DS17885S-3 0C to +70C 24 SO (300 mils) DS17885S-3 DS17885S-5 0C to +70C 24 SO (300 mils) DS17885S-5 -40C to +85C 24 SO (300 mils) DS17885SN5 24 EDIP DS17887-3 -40C to +85C 24 EDIP DS17887-3 REAL TIME IND DS17885SN-5 DS17887-3 DS17887-3IND DS17887-5 DS17887-5IND 0C to +70C 0C to +70C 24 EDIP DS17887-5 -40C to +85C 24 EDIP DS17887-5 REAL TIME IND + Denotes lead-free package. *A "+" anywhere on the top mark denotes a lead-free package. An "N" or "IND" denotes an industrial temperature range package. Note: A "-5" suffix denotes a VCC = 5V10% device, and a "-3" suffix denotes a VCC = 3V10% device. ____________________________________________________________________ 29 DS17285/DS17287/DS17485/DS17487/DS17885/DS17887 Ordering Information DS17285/DS17287/DS17485/DS17487/DS17885/DS17887 Real-Time Clocks Typical Operating Circuit CRYSTAL VCC X1 VCC X2 Thermal Information PACKAGE VCC THETA-JA (C/W) THETA-JC (C/W) DIP 75 30 SO 105 22 IRQ SQW ALE Chip Information WR RD DS83C520 DS17285 DS17485 DS17885

C 28 TSOP DS17885E5 -40C to +85C 28 TSOP DS17885E3 DS17885EN-3+ DS17885S-3+ 0C to +70C 24 SO (300 mils) DS17885S-3 DS17885S-5+ 0C to +70C 24 SO (300 mils) DS17885S-5 -40C to +85C 24 SO (300 mils) DS17885SN3 DS17885SN-3+ DS17887-3+ DS17887-3IND+ DS17887-5+ DS17887-5IND+ 0C to +70C 24 EDIP DS17887-3 -40C to +85C 24 EDIP DS17887-3 REAL TIME IND 0C to +70C 24 EDIP DS17887-5 -40C to +85C 24 EDIP DS17887-5 REAL TIME IND +Denotes a lead(Pb)-free/RoHS-compliant package. *A "+" anywhere on the top mark denotes a lead(Pb)-free package. An "N" or "IND" denotes an industrial temperature range package. Note: A "-5" suffix denotes a VCC = 5V10% device, and a "-3" suffix denotes a VCC = 3V10% device. ____________________________________________________________________ 29 DS17285/DS17287/DS17485/DS17487/DS17885/DS17887 Ordering Information Real-Time Clocks DS17285/DS17287/DS17485/DS17487/DS17885/DS17887 Typical Operating Circuit CRYSTAL VCC X1 VCC X2 VCC Thermal Information PACKAGE THETA-JA (C/W) THETA-JC (C/W)