Maxim DS1302N+, Real Time Clock (RTC), 31B RAM Serial-3 Wire, 8-Pin PDIP

Technical data sheets
Legislation and Compliance
Product Details

Real Time Clock with NV Memory, Integrated

A range of real-time clock products from Maxim incorporating non-volatile RAM memory for data retention. The clock/calendar functions provide seconds, minutes, hours, day, date, month, and year information. The clocks generally operate in either the 12 or 24-hour format with an AM/PM indicator. Additional features may include watchdog timers, alarms and trickle-charging facilities for external back-up batteries; some devices are available which include an integrated crystal for the clock oscillator.


Please note that any defect or non – conformance of this product must be discovered and reported to RS within 20 days of purchase.

Attribute Value
Functions Trickle Charger
Date Format DM:M:DW:Y
Time Format SS:MM:HH
User RAM 31B
Bus Type Serial-3 Wire
Mounting Type Through Hole
Package Type PDIP
Pin Count 8
Dimensions 9.91 x 7.87 x 4.45mm
Length 9.91mm
Width 7.87mm
Height 4.45mm
Maximum Operating Supply Voltage 5.5 V
Minimum Operating Temperature -40 °C
Minimum Operating Supply Voltage 2 V
Maximum Operating Temperature +85 °C
50 Available in 4-6 working days for collection or delivery to major cities, unless heavy, bulky, hazardous or lithium metal (T&C’s Apply)
Price (Excl VAT) Each (In a Pack of 2)
R 58.65
(exc. VAT)
R 67.45
(inc. VAT)
Per unit
Per Pack*
2 - 18
R 58.65
R 117.30
20 - 48
R 57.475
R 114.95
50 - 98
R 55.75
R 111.50
100 +
R 53.52
R 107.04
*price indicative
Not Available for premium delivery
Packaging Options: