Datasheets
MC146818ACFN by:

1 TIMER(S), REAL TIME CLOCK, PQCC28, PLASTIC, LCC-28

Part Details for MC146818ACFN by Motorola Mobility LLC

Overview of MC146818ACFN by Motorola Mobility LLC

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Part Details for MC146818ACFN

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MC146818ACFN Part Data Attributes

MC146818ACFN Motorola Mobility LLC
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MC146818ACFN Motorola Mobility LLC 1 TIMER(S), REAL TIME CLOCK, PQCC28, PLASTIC, LCC-28
Part Life Cycle Code Obsolete
Ihs Manufacturer MOTOROLA INC
Part Package Code QLCC
Package Description QCCJ,
Pin Count 28
Reach Compliance Code unknown
ECCN Code EAR99
HTS Code 8542.39.00.01
Additional Feature ALSO OPERATES AT 3V SUPPLY
Bus Compatibility 8085; 8048; 8049; MC3870; MC6805; MC146805; S2000; 8021
Clock Frequency-Max 0.032 MHz
External Data Bus Width 8
Information Access Method PARALLEL, MUXED BUS
JESD-30 Code S-PQCC-J28
JESD-609 Code e0
Length 11.505 mm
Number of Terminals 28
Number of Timers
On Chip Data RAM Width 8
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Output Clock Frequency-Max 0.032768 MHz
Package Body Material PLASTIC/EPOXY
Package Code QCCJ
Package Shape SQUARE
Package Style CHIP CARRIER
Qualification Status Not Qualified
RAM (words) 50
Seated Height-Max 4.57 mm
Supply Current-Max 3 mA
Supply Voltage-Max 5.25 V
Supply Voltage-Min 4.5 V
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form J BEND
Terminal Pitch 1.27 mm
Terminal Position QUAD
Width 11.505 mm
uPs/uCs/Peripheral ICs Type TIMER, REAL TIME CLOCK

Alternate Parts for MC146818ACFN

This table gives cross-reference parts and alternative options found for MC146818ACFN. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MC146818ACFN, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
MC146818ACFN Real Time Clock, 1 Timer(s), CMOS, PQCC28, PLASTIC, LCC-28 Motorola Semiconductor Products MC146818ACFN vs MC146818ACFN
Part Number Description Manufacturer Compare
BQ3285LDSSG4 ACPI Compliant RTC IC W 242x8 NVSRAM Alarm Wake-up Dedicated 32kHz Output 3V Op on L Version 24-SSOP 0 to 70 Texas Instruments MC146818ACFN vs BQ3285LDSSG4
BQ3285PN Real Time Clock, Volatile, 1 Timer(s), CMOS, PDIP24, Benchmarq Microelectronics Inc MC146818ACFN vs BQ3285PN
BQ3285ECSS Real Time Clock, 1 Timer(s), CMOS, PDSO24, Benchmarq Microelectronics Inc MC146818ACFN vs BQ3285ECSS
BQ3285P-SB2E3 RTC IC with 114x8 NVSRAM 24-PDIP 0 to 70 Texas Instruments MC146818ACFN vs BQ3285P-SB2E3
BQ3285S-SB2G4 1 TIMER(S), REAL TIME CLOCK, PDSO24, 0.300 INCH, GREEN, SOIC-24 Texas Instruments MC146818ACFN vs BQ3285S-SB2G4
DS12887A Real Time Clock, Non-Volatile, 1 Timer(s), CMOS, PDIP24, ENCAPSULATED, DIP-24 Maxim Integrated Products MC146818ACFN vs DS12887A
BQ4287MT Real Time Clock, Non-Volatile, 1 Timer(s), CMOS, PDIP24, Benchmarq Microelectronics Inc MC146818ACFN vs BQ4287MT
BQ3287MT-I 1 TIMER(S), REAL TIME CLOCK, PDIP24 Texas Instruments MC146818ACFN vs BQ3287MT-I
BQ3285ECSSTR RTC IC with 242x8 NVSRAM Alarm Wake-up Dedicated 32kHz Output, 5V Vcc 24-SSOP Texas Instruments MC146818ACFN vs BQ3285ECSSTR
MC146818ACP 1 TIMER(S), REAL TIME CLOCK, PDIP24, PLASTIC, DIP-24 Motorola Mobility LLC MC146818ACFN vs MC146818ACP

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