Product Summary

The M48T02-70PC1 is a 2Kb × 8 non-volatile static RAM and real time clock. The M48T02-70PC1 is pin and functional compatiblewith the DS1642. A special 24 pin 600mil DIP CAPHAT package houses the M48T0270PC1/12 silicon with a quartz crystal and a long life lithium button cell to form a highly integrated battery backed-up memoryand real time clock solution.

Parametrics

M48T02-70PC1 absolute maximum ratings: (1)Ambient Operating Temperature: 0 to 70 ℃; (2)Storage Temperature (VCC Off, Oscillator Off): –40 to 85 ℃; (3)Lead Solder Temperature for 10 seconds: 260 ℃; (4)Input or Output Voltages: –0.3 to 7 V; (5)Supply Voltage: –0.3 to 7 V; (6)Output Current: 20 mA; (7)Power Dissipation: 1 W.

Features

M48T02-70PC1 features: (1)integrated ultralow power sram, real time clock and power-fail; (2)controlcircuit; (3)bytewide? ram-likeclock access; (4)bcd coded year, month, day, date, hours, minutes and seconds; (5)typicalclock accuracy of ± 1 minute a month, at 25℃; (6)software controlled clock calibrationfor high accuracy; (7)applications; (8)automaticpower-failchipdeselect and write protection; (9)writeprotect voltages ; (10)self-contained battery and crystal in the caphat dip package; (11)pin and function compatiblewith jedecstandard 2kb × 8 srams.

Diagrams

M48T02-70PC1 block diagram 

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
M48T02-70PC1
M48T02-70PC1

STMicroelectronics

Real Time Clock 16K (2Kx8) 70ns

Data Sheet

0-1: $6.59
1-10: $6.04
10-100: $5.81
100-250: $5.58
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
M48T02
M48T02

Other


Data Sheet

Negotiable 
M48T02-150PC1
M48T02-150PC1

STMicroelectronics

Real Time Clock 16K (2Kx8) 150ns

Data Sheet

0-1: $6.59
1-10: $6.04
10-100: $5.81
100-250: $5.58
M48T02-200PC1
M48T02-200PC1

STMicroelectronics

Real Time Clock 16K (2Kx8) 200ns

Data Sheet

Negotiable 
M48T02-70PC1
M48T02-70PC1

STMicroelectronics

Real Time Clock 16K (2Kx8) 70ns

Data Sheet

0-1: $6.59
1-10: $6.04
10-100: $5.81
100-250: $5.58
M48T08
M48T08

Other


Data Sheet

Negotiable 
M48T08-100PC1
M48T08-100PC1

STMicroelectronics

Real Time Clock 64K (8Kx8) 100ns

Data Sheet

0-1: $9.89
1-10: $8.61
10-100: $7.78
100-250: $7.10