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FREQUENCY COUNTER IC CHIP

Results: 2,023

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Mft.Part#
Specification
Price(USD)
DS1501WS/T&R

DS1501WS/T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
 Memory Size: 256B
  • 1: $0
DS1501WS/T&R Datasheet

In Stock: 1000

RFQ
RTC-72423A:3

RTC-72423A:3

Epson
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Leap Year
 Time Format: HH:MM:SS (12/24 hr)
  • 1: $0
RTC-72423A:3 Datasheet

In Stock: 1000

RFQ
RTC-62423A:3

RTC-62423A:3

Epson
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Leap Year
 Time Format: HH:MM:SS (12/24 hr)
  • 1: $0
RTC-62423A:3 Datasheet

In Stock: 1000

RFQ
DS1689SN/T&R

DS1689SN/T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: NVSRAM
 Memory Size: 114B
  • 1: $0
DS1689SN/T&R Datasheet

In Stock: 1000

RFQ
DS1742-100IND

DS1742-100IND

Maxim Integrated
 Packaging: Tube
 Part Status: Discontinued at Digi-Key
 Type: Clock/Calendar
 Features: Leap Year, NVSRAM, Y2K
 Memory Size: 2KB
  • 1: $0
DS1742-100IND Datasheet

In Stock: 1000

RFQ
DS1386P-32-120+

DS1386P-32-120+

Maxim Integrated
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer
 Memory Size: 32KB
  • 1: $0
DS1386P-32-120+ Datasheet

In Stock: 1000

RFQ
DS1742-70+

DS1742-70+

Maxim Integrated
 Packaging: Tube
 Part Status: Active
 Type: Clock/Calendar
 Features: Leap Year, NVSRAM, Y2K
 Memory Size: 2KB
  • 1: $0
DS1742-70+ Datasheet

In Stock: 1000

RFQ
BQ4845S-A4NG4

BQ4845S-A4NG4

Texas Instruments
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
 Time Format: HH:MM:SS (12/24 hr)
  • 1: $0
BQ4845S-A4NG4 Datasheet

In Stock: 1000

RFQ
DS1305EN/T&R

DS1305EN/T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVSRAM, Trickle-Charger
 Memory Size: 96B
  • 1: $0
DS1305EN/T&R Datasheet

In Stock: 1000

RFQ
MCP795W22-I/SL

MCP795W22-I/SL

Microchip Technology
 Packaging: Tube
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer
 Memory Size: 64B
  • 1: $1.0899
  • 25: $1.0057
  • 100: $0.9572
MCP795W22-I/SL Datasheet

In Stock: 337

RFQ
DS1344D-18+T&R

DS1344D-18+T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger
 Memory Size: 96B
  • 2500: $1.3516
DS1344D-18+T&R Datasheet

In Stock: 1000

RFQ
DS1343E-33+T&R

DS1343E-33+T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger
 Memory Size: 96B
  • 2500: $1.3358
DS1343E-33+T&R Datasheet

In Stock: 1000

RFQ
DS12885Q+T&R

DS12885Q+T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
 Memory Size: 114B
  • 500: $3.2701
DS12885Q+T&R Datasheet

In Stock: 1000

RFQ
RTC-72423A

RTC-72423A

Epson
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Leap Year
 Time Format: HH:MM:SS (12/24 hr)
  • 1: $0
RTC-72423A Datasheet

In Stock: 1000

RFQ
DS1543W-120

DS1543W-120

Maxim Integrated
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVSRAM, Watchdog Timer
 Memory Size: 8KB
  • 1: $0
DS1543W-120 Datasheet

In Stock: 1000

RFQ
DS17285SN-3

DS17285SN-3

Maxim Integrated
 Packaging: Tube
 Part Status: Discontinued at Digi-Key
 Type: Clock/Calendar
 Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
 Memory Size: 2KB
  • 1: $0
DS17285SN-3 Datasheet

In Stock: 1000

RFQ
DS12885SN

DS12885SN

Maxim Integrated
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
 Memory Size: 114B
  • 1: $0
DS12885SN Datasheet

In Stock: 1000

RFQ
DS1344D-18+

DS1344D-18+

Maxim Integrated
 Packaging: Tube
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger
 Memory Size: 96B
  • 1: $0
DS1344D-18+ Datasheet

In Stock: 1000

RFQ
DS12CR887-33+

DS12CR887-33+

Maxim Integrated
 Packaging: Tube
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
 Memory Size: 114B
  • 1: $7.6545
  • 10: $7.2721
  • 25: $6.7095
  • 50: $6.3741
  • 100: $5.7708
  • 250: $5.4823
  • 1000: $4.1022
DS12CR887-33+ Datasheet

In Stock: 1790

RFQ
DS1554P-70IND+

DS1554P-70IND+

Maxim Integrated
 Packaging: Tube
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
 Memory Size: 32KB
  • 1: $21.8799
  • 10: $20.7862
  • 25: $19.1898
  • 50: $18.2304
  • 100: $16.4935
  • 250: $15.6688
DS1554P-70IND+ Datasheet

In Stock: 200

RFQ
DP8573AVX

DP8573AVX

Texas Instruments
 Packaging: Tape & Reel (TR)
 Part Status: Last Time Buy
 Type: Clock/Calendar
 Features: Alarm, Leap Year
 Time Format: HH:MM:SS:hh (12/24 hr)
  • 750: $10.7918
DP8573AVX Datasheet

In Stock: 1000

RFQ
BQ4852YMC-85

BQ4852YMC-85

Texas Instruments
 Packaging: Tray
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Supervisor, Watchdog Timer
 Time Format: HH:MM:SS:hh (24 hr)
  • 1: $0
BQ4852YMC-85 Datasheet

In Stock: 1000

RFQ
DS12885S/T&R

DS12885S/T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Discontinued at Digi-Key
 Type: Clock/Calendar
 Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
 Memory Size: 114B
  • 1: $0
DS12885S/T&R Datasheet

In Stock: 1000

RFQ
DS17485S-5/T&R

DS17485S-5/T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Discontinued at Digi-Key
 Type: Clock/Calendar
 Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
 Memory Size: 4KB
  • 1: $0
DS17485S-5/T&R Datasheet

In Stock: 1000

RFQ
M48T35AV-10MH1E

M48T35AV-10MH1E

STMicroelectronics
 Series: Timekeeper
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Leap Year
  • 1: $0
M48T35AV-10MH1E Datasheet

In Stock: 1000

RFQ
MCP795B21T-I/SL

MCP795B21T-I/SL

Microchip Technology
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer
 Memory Size: 64B
  • 1: $0
MCP795B21T-I/SL Datasheet

In Stock: 1000

RFQ
DS17885SN-5

DS17885SN-5

Maxim Integrated
 Packaging: Tube
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
 Memory Size: 8KB
  • 1: $0
DS17885SN-5 Datasheet

In Stock: 1000

RFQ
DS1743W-150

DS1743W-150

Maxim Integrated
 Packaging: Tube
 Part Status: Discontinued at Digi-Key
 Type: Clock/Calendar
 Features: Leap Year, NVSRAM, Y2K
 Memory Size: 8KB
  • 1: $0
DS1743W-150 Datasheet

In Stock: 1000

RFQ
DS1746W-120IND

DS1746W-120IND

Maxim Integrated
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Leap Year, NVSRAM, Y2K
 Memory Size: 128KB
  • 1: $0
DS1746W-120IND Datasheet

In Stock: 1000

RFQ
DS1685EN-3/T&R

DS1685EN-3/T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, NVSRAM, Square Wave Output, Y2K
 Memory Size: 242B
  • 1: $0
DS1685EN-3/T&R Datasheet

In Stock: 1000

RFQ
DS1742W-120+

DS1742W-120+

Maxim Integrated
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Leap Year, NVSRAM, Y2K
 Memory Size: 2KB
  • 1: $0
DS1742W-120+ Datasheet

In Stock: 1000

RFQ
DS14285S+T&R

DS14285S+T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
 Memory Size: 114B
  • 1: $0
DS14285S+T&R Datasheet

In Stock: 1000

RFQ
DS1500WE+

DS1500WE+

Maxim Integrated
 Packaging: Tray
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
 Memory Size: 256B
  • 1: $0
DS1500WE+ Datasheet

In Stock: 1000

RFQ
DS1553-70+

DS1553-70+

Maxim Integrated
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
 Memory Size: 8KB
  • 1: $0
DS1553-70+ Datasheet

In Stock: 1000

RFQ
RX-4801JE:UB

RX-4801JE:UB

Epson
 Packaging: Bulk
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, Leap Year
 Memory Size: 16B
  • 1: $0
RX-4801JE:UB Datasheet

In Stock: 1000

RFQ
MCP795B22T-I/SL

MCP795B22T-I/SL

Microchip Technology
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer
 Memory Size: 64B
  • 1: $0
MCP795B22T-I/SL Datasheet

In Stock: 1000

RFQ
DS1554-70IND+

DS1554-70IND+

Maxim Integrated
 Packaging: Tube
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
 Memory Size: 32KB
  • 1: $23.0202
  • 10: $21.8692
  • 25: $20.1915
  • 50: $19.182
  • 100: $17.3566
  • 250: $16.4887
DS1554-70IND+ Datasheet

In Stock: 158

RFQ
DS1743P-100IND+

DS1743P-100IND+

Maxim Integrated
 Packaging: Tube
 Part Status: Obsolete
 Type: Clock/Calendar
 Features: Leap Year, NVSRAM, Y2K
 Memory Size: 8KB
  • 1: $20.3805
  • 10: $19.2301
DS1743P-100IND+ Datasheet

In Stock: 12

RFQ
DS1685EN-5+T&R

DS1685EN-5+T&R

Maxim Integrated
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, NVSRAM, Square Wave Output, Y2K
 Memory Size: 242B
  • 1000: $2.2289
DS1685EN-5+T&R Datasheet

In Stock: 1000

RFQ
DS1685-5IND+

DS1685-5IND+

Maxim Integrated
 Packaging: Tube
 Part Status: Active
 Type: Clock/Calendar
 Features: Alarm, NVSRAM, Square Wave Output, Y2K
 Memory Size: 242B
  • 80: $3.8903
DS1685-5IND+ Datasheet

In Stock: 1000

RFQ

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