Cable Modems and CATV

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Watchdog

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Title/Parts

Key Advantages

QV PDF

I²C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output
DS1374, DS1374C, DS1374U

Elapsed Time Counter Provides Power-On Reset, Watchdog or Alarm, and Square Wave

Key Specifications: Timekeeping & Real-Time Clocks

Part Number

Functions

Date/ Time Format

Interface

V_SUPPLY
(V)

Time Keeping Current
(nA)

C_L
(pF)

Memory Type

Time of Day Alarms

hh = sec/100

typ

DS1374

Elapsed Time Counter

Watchdog Timekeeper

Binary

I²C

1.8

3.3

400

None