Maxim DS1744-70+, Real Time Clock (RTC), 32 x 8B RAM Parallel, 28-Pin EDIP 5.0 V

Product overview and Technical data sheets
Legislation and Compliance
RoHS Certificate of 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
Mounting Type Through Hole
Package Type EDIP
Pin Count 28
Dimensions 39.37 x 18.8 x 10.67mm
Length 39.37mm
Width 18.8mm
Height 10.67mm
Maximum Operating Supply Voltage 0.8 V, 5.3 V
Maximum Operating Temperature +70 °C
Minimum Operating Supply Voltage -0.3 V, 2.2 V
Minimum Operating Temperature 0 °C
Temporarily out of stock - back order for despatch when stock is available
Price (VAT excluded) Each
TWD 977.00
(exc. GST)
TWD 1,026.00
(inc. GST)
Per unit
1 - 9
10 - 49
50 - 99
100 - 249
250 +
Packaging Options: