Product Summary

The M48T212V85MH1 is a 5.0V or 3.3V TIMEKEEPER supervisor. It is self-contained device that includes a real time clock (RTC), programmable alarms, a watchdog timer, and two external chip enable outputs which provide control of up to four (two in parallel) external low-power static RAMs.

Parametrics

M48T212V85MH1 absolute maxing ratings: (1)TA Ambient Operating Temperature: 0 to 70℃; (2)TSTG Storage Temperature: SNAPHAT: -40 to 85℃; SOIC: -55 to 125℃; (3)TSLD Lead Solder Temperature for 10 seconds: 260℃; (4)VIO Input or Output Voltage: -0.3 to VCC + 0.3 V; (5)VCC Supply Voltage: -0.3 to 4.6 V; (6)IO Output Current: 20 mA; (7)PD Power Dissipation: 1 W.

Features

M48T212V85MH1 features: (1)integrated real time clock, powerfail control circuit, battery and crystal; (2)converts low power sram into nvrams; (3)year 2000 compliant (4-digit year); (4)battery low flag; (5)microprocessor power-on reset; (6)programmable alarm output active in the battery backed-up mode; (7)watchdog timer; (8)automatic power-fail chip deselect and write protection.

Diagrams

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