DS1384 View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
DS1384 Datasheet PDF : 18 Pages
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DS1384
Watchdog Timekeeping Controller
www.maxim-ic.com
FEATURES
Keeps Track of Hundredths of Seconds,
Seconds, Minutes, Hours, Days, Date of the
Month, Months, and Years with Leap Year
Compensation Valid Up to 2100
Watchdog Timer Restarts an Out-of-
Control Processor
Alarm Function Schedules Real-Time
Related Activities
Programmable Interrupts and Square-
Wave Outputs
Bytewide RAM-Like Access
50 Bytes of On-Board User RAM
Greater Than 10 Years Timekeeping and
Data Retention in the Absence of Power
with Small Lithium Coin Cells
Supports Up to 128k x 8 of External Static
RAM
All Timekeeping Registers and On-Board
RAM are Individually Addressable via the
Address and Data Bus
PIN CONFIGURATION
TOP VIEW
44
1
INTB/(INTB)
N.C.
A14
A12
A7
A6
A5
A4
A3
A2
A1
11
12
DS1384
MQFP
34
33
23
22
A15
VBAT1
WE
A13
A8
A9
A11
OE
A10
CE
OE
ORDERING INFORMATION
PART
TEMP RANGE
VOLTAGE (V)
DS1384FP-12
0°C to +70°C
5.0
DS1384FP-12+
0°C to +70°C
5.0
+ Denotes lead-free/RoHS-compliant device.
* A “+” anywhere on the top mark indicates a lead-free/RoHS-compliant device.
PIN-PACKAGE
44 MQFP
44 MQFP
TOP MARK*
DS1384FP
DS1384FP
1 of 17
REV: 112105
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