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Real Time Clocks

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Mounting Feature

Datasheet
5007492 PCF8523T/1,118
NXP
PCF8523 Series 5.5 V 1 Mbps I2C Interface Real Time Clock / Calendar - SOIC-8
List
Min: 1
Mult. of: 1
More Info Increase Button Decrease Button
  • 1: $1.04
  • 50: $0.97
  • 100: $0.90
  • 250: $0.84
  • 500: $0.78
76,539 7 Weeks 1903 Cut Tape
Available in Mini-Reel
 SOIC-8 DW:DM:M:Y/Binary HH:MM:SS/Binary I2C 1.6V to 5.5V Industrial -40°C to +85°C -65°C to +150°C Surface Mount

Datasheet
4041979 PCF8523T/1,118
NXP
PCF8523 Series 5.5 V 1 Mbps I2C Interface Real Time Clock / Calendar - SOIC-8
List
Min: 2,500
Mult. of: 2,500
Increase Button Decrease Button
  • 2,500: $0.57
75,000 7 Weeks 1903 Reel SOIC-8 DW:DM:M:Y/Binary HH:MM:SS/Binary I2C 1.6V to 5.5V Industrial -40°C to +85°C -65°C to +150°C Surface Mount

Datasheet
5087953 STWD100YNYWY3F
STMicroelectronics
STWD100 Series 5.5 V Surface Mount Watchdog Timer Circuit - SOT23-5L
List
Min: 1
Mult. of: 1
More Info Increase Button Decrease Button
  • 1: $0.925
  • 250: $0.67
  • 500: $0.64
  • 750: $0.625
  • 1,500: $0.60
38,597 20 Weeks 1910 Cut Tape
Available in Mini-Reel
 SOT-23-5 (SOT-25) Surface Mount

Datasheet
5055709 STWD100YNYWY3F
STMicroelectronics
STWD100 Series 5.5 V Surface Mount Watchdog Timer Circuit - SOT23-5L
List
Min: 3,000
Mult. of: 3,000
Increase Button Decrease Button
  • 3,000: $0.45
36,000 20 Weeks 1910 Reel SOT-23-5 (SOT-25) Surface Mount

Datasheet
3331253 M41T81SMY6F
STMicroelectronics
SO18 .30 WITH EMBEDDED CRYSTAL
List
Min: 1,000
Mult. of: 1,000
Increase Button Decrease Button
  • 1,000: $2.76
23,000 30 Weeks 1909 Reel SOX-18 DW:DM:M:Y HH:MM:SS:hh I2C / 2-Wire / Serial 20b 2.7V to 5.5V Industrial -40°C to +85°C -55°C to +125°C Surface Mount

Datasheet
2084611 DS1307Z+T&R
Maxim Integrated
DS1307 Series 5.5V I2C / Serial Surface Mount Real Time Clock - SOIC-8
List
Min: 2,500
Mult. of: 2,500
Increase Button Decrease Button
  • 2,500: $1.79
15,000 8 Weeks 1829 Reel SOIC-8 DW:DM:M:Y HH:MM:SS I2C 56B 4.5V to 5.5V Commercial 0°C to 70°C -55°C to +125°C 1 Surface Mount

Datasheet
1032702 PCF2129AT/2,518
NXP
PCF2129AT - Integrated Real Time Clock TCXO and Quartz Crystal - SOIC-20
List
Min: 2,000
Mult. of: 2,000
Increase Button Decrease Button
  • 2,000: $1.62
14,000 7 Weeks 1919 Reel SOIC-20 DW:DM:M:Y/Binary HH:MM:SS/Binary Serial 1.8V to 4.2V Industrial -40°C to +85°C -55°C to +85°C Surface Mount

Datasheet
3084546 DS1339U-33+T&R
Maxim Integrated
DS1339 Series 3.3V I2C / Serial Surface Mount Real Time Clock - uSOP-8
List
Min: 3,000
Mult. of: 3,000
Increase Button Decrease Button
  • 3,000: $2.17
12,000 6 Weeks 1822 Reel DW:DM:M:Y HH:MM:SS I2C 2.97V to 5.5V Industrial -40°C to +85°C -55°C to +125°C 1 Surface Mount

Datasheet
4062124 PCF85063AT/AAZ
NXP
PCF85063AT: 5.5 V Tiny Real-Time Clock/Calendar w/Alarm Function and I2C-bus
List
Min: 1,000
Mult. of: 1,000
Increase Button Decrease Button
  • 1,000: $0.35
  • 2,000: $0.31
  • 3,000: $0.305
  • 4,000: $0.305
  • 5,000: $0.305
11,000 7 Weeks 1924 Reel SOIC-8 I2C 0.9V to 5.5V Industrial Surface Mount

Datasheet
6876965 M41T00M6F
STMicroelectronics
M41T00 Series 5.5 V I2C / 2-Wire / Serial Surface Mount Real Time Clock - SOIC-8
List
Min: 2,500
Mult. of: 2,500
Increase Button Decrease Button
  • 2,500: $1.65
10,000 10 Weeks 1844 Reel SOIC-8 DW:DM:M:Y HH:MM:SS I2C / 2-Wire / Serial 2V to 5.5V Industrial -40°C to +85°C -55°C to +125°C Surface Mount

Datasheet
1084610 DS1307Z+
Maxim Integrated
DS1307 Series 5.5 V I2C / Serial Surface Mount Real Time Clock - SOIC-8
List
Min: 1
Mult. of: 1
Increase Button Decrease Button
  • 1: $2.62
  • 200: $2.17
  • 300: $2.14
  • 500: $2.10
8,851 6 Weeks 1850 Tube SOIC-8 DW:DM:M:Y HH:MM:SS I2C 56B 4.5V to 5.5V Commercial 0°C to 70°C -55°C to +125°C 1 Surface Mount

Datasheet
8007492 PCF8563T/5,518
NXP
PCF8563 Series 1.8 - 5.5 V Real Time Clock / Calendar - SOIC-8
List
Min: 1
Mult. of: 1
More Info Increase Button Decrease Button
  • 1: $0.66
  • 50: $0.615
  • 100: $0.57
  • 250: $0.53
  • 500: $0.495
7,572 7 Weeks 1828 Cut Tape
Available in Mini-Reel
 SOIC-8 DW:DM:M:Y/Binary HH:MM:SS/Binary I2C 1.8V to 5.5V Industrial -40°C to +85°C -65°C to +150°C Surface Mount

Datasheet
3084600 DS1305EN+T&R
Maxim Integrated
DS1305 Series 5.5V Serial / 3-Wire / SPI Surface Mount Real Time Clock -TSSOP-20
List
Min: 2,500
Mult. of: 2,500
Increase Button Decrease Button
  • 2,500: $3.04
7,500 6 Weeks 1817 Reel TSSOP-20 DW:DM:M:Y HH:MM:SS SPI 96B 2V to 5.5V Industrial -40°C to +85°C -55°C to +125°C 1 Surface Mount

Datasheet
2038081 M41T00SM6F
STMicroelectronics
M41T00S Series 5.5 V I2C / 2-Wire / Serial SMT Real Time Clock - SOIC-8
List
Min: 2,500
Mult. of: 2,500
Increase Button Decrease Button
  • 2,500: $1.65
7,500 10 Weeks 1914 Reel SOIC-8 DW:DM:M:Y HH:MM:SS I2C / 2-Wire / Serial 8b 2V to 5.5V Industrial -40°C to +85°C -55°C to +125°C Surface Mount

Datasheet
5002406 M41T82RM6F
STMicroelectronics
M41T82 Series 2.7 to 5.5 V Surface Mount Serial I2C bus Real-Time Clock - SOIC-8
List
Min: 2,500
Mult. of: 2,500
Increase Button Decrease Button
  • 2,500: $1.59
7,500 10 Weeks 1909 Reel SOIC-8 DW:DM:M:Y HH:MM:SS:hh I2C / 2-Wire / Serial 7b 2.7V to 5.5V Industrial -40°C to +85°C -55°C to +125°C Surface Mount

Datasheet
8015934 PCF8563T/5,518
NXP
PCF8563 Series 1.8 - 5.5 V Real Time Clock / Calendar - SOIC-8
List
Min: 2,500
Mult. of: 2,500
Increase Button Decrease Button
  • 2,500: $0.395
  • 5,000: $0.32
  • 7,500: $0.32
7,500 7 Weeks 1828 Reel SOIC-8 DW:DM:M:Y/Binary HH:MM:SS/Binary I2C 1.8V to 5.5V Industrial -40°C to +85°C -65°C to +150°C Surface Mount

Datasheet
9075555 PCF85363ATT/AJ
NXP
Tiny Real-Time Clock/calendar with 64 byte RAM
List
Min: 2,500
Mult. of: 2,500
More Info Increase Button Decrease Button
  • 2,500: $0.545
7,500 7 Weeks 1927 Reel

Datasheet
1738897 M41T81SM6F
STMicroelectronics
M41T81S Series 5.5 V I2C / 2-Wire / Serial SMT Real Time Clock - SOIC-8
List
Min: 2,500
Mult. of: 2,500
Increase Button Decrease Button
  • 2,500: $1.43
7,500 10 Weeks 1852 Reel SOIC-8 DW:DM:M:Y HH:MM:SS:hh I2C / 2-Wire / Serial 20b 2.7V to 5.5V Industrial -40°C to +85°C -55°C to +125°C Surface Mount

Datasheet
6004122 STWD100NYWY3F
STMicroelectronics
STWD100 Series 5.5 V 13 uA Surface Mount Watchdog Timer Circuit - SOT-23-5
List
Min: 1
Mult. of: 1
More Info Increase Button Decrease Button
  • 1: $0.685
  • 100: $0.635
  • 250: $0.59
  • 500: $0.55
  • 1,500: $0.51
6,547 20 Weeks 1912 Cut Tape
Available in Mini-Reel
 SOT-23-5 (SOT-25) Surface Mount

Datasheet
6255426 PCF2123TS/1,118
NXP
PCF2123 Series 5.5 V Surface Mount SPI Real Time Clock/Calendar - TSSOP-14
List
Min: 1
Mult. of: 1
Increase Button Decrease Button
  • 1: $0.99
  • 50: $0.92
  • 100: $0.855
  • 250: $0.795
  • 500: $0.74
6,359 7 Weeks 1810 Cut Tape
Available in Mini-Reel
 TSSOP-14 DW:DM:M:Y/Binary HH:MM:SS/Binary 3-Wire SPI 1.1V to 5.5V Industrial -40°C to +85°C -65°C to +150°C Surface Mount

Datasheet
4569570 M41T60Q6F
STMicroelectronics
M41T60 Series 1.3 to 4.4 V Serial I2C Real Time Clock SMT - QFN-16 (3x3)
List
Min: 3,000
Mult. of: 3,000
Increase Button Decrease Button
  • 3,000: $0.91
6,000 20 Weeks 1919 Reel QFN-16 DW:DM:M:Y/Binary HH:MM:SS/Binary I2C 8B 8b 1.3V to 4.4V Industrial -40°C to +85°C -55°C to +125°C Surface Mount

Datasheet
2002188 STWD100NYWY3F
STMicroelectronics
STWD100 Series 5.5 V 13 uA Surface Mount Watchdog Timer Circuit - SOT-23-5
List
Min: 3,000
Mult. of: 3,000
Increase Button Decrease Button
  • 3,000: $0.41
6,000 20 Weeks 1912 Reel SOT-23-5 (SOT-25) Surface Mount

Datasheet
2831170 PCF2123BS/1,518
NXP
PCF2123 Series 5.5 V 6.25 Mbit 3 Wire SPI Bus Real Time Clock/Calendar - HVQFN16
List
Min: 6,000
Mult. of: 6,000
Increase Button Decrease Button
  • 6,000: $0.49
6,000 7 Weeks 1828 Reel HVQFN-16 3-Wire SPI 1.1V to 5.5V Industrial Surface Mount

Datasheet
3861457 PI6C10804WE
Pericom Saronix-eCera
1:4 1.8 to 2.5 V 180 MHz SMT High Speed Low Noise Networking Clock Buffer-SOIC-8
List
Min: 1
Mult. of: 1
Increase Button Decrease Button
  • 1: $0.645
  • 50: $0.60
  • 200: $0.585
  • 500: $0.575
  • 2,000: $0.56
5,422 N/A 1901 Tube SOIC-8 Surface Mount

Datasheet
6001043 MCP79410-I/SN
Microchip
MCP79410 Series 5.5 V I2C™ Real-Time Clock/Calendar with EEPROM SRAM-SOIC-8
List
Min: 1
Mult. of: 1
Increase Button Decrease Button
  • 1: $1.02
  • 100: $0.875
  • 250: $0.85
  • 500: $0.83
  • 1,000: $0.815
5,205 6 Weeks 1846 Tube SOIC-8 DW:DM:M:Y HH:MM:SS I2C 1kB 64b 1.8V to 5.5V Industrial -40°C to +85°C -65°C to +150°C Surface Mount