Real Time Clocks for Thermostats

Real Time Clocks (RTCs) are IC devices that keep track of time. A typical RTC can provide the time of day as well as the date via a serial bus such as I2C or SPI

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结果: 12
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Microchip Technology 实时时钟 I2C GP RTCC 64B SRAM 1,995库存量
¥7.8196
¥7.2094
¥7.1303
最低: 1
倍数: 1
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) MSOP-8 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube
Microchip Technology 实时时钟 I2C GP RTCC 1Kb EE 64B SRAM ID 1,537库存量
¥8.9383
¥8.3507
¥8.1699
最低: 1
倍数: 1
I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) MSOP-8 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube

NXP Semiconductors 实时时钟 RTC IC with 400 kHz I2C interface in TSSOP8 package. 9,136库存量
6,495预期 2026/11/10
剪切带
¥15.0516
¥11.0853
¥10.0909
¥9.0965
卷轴
¥7.797
最低: 1
倍数: 1
: 2,500
I2C YY-MM-DD-dd HH:MM:SS (24 hr) TSSOP-8 No Backup Switching 1 V 5.5 V - 40 C + 85 C PCF8563 SMD/SMT Reel, Cut Tape, MouseReel
Microchip Technology 实时时钟 I2C GP RTCC 64B SRAM 567库存量
¥7.4467
¥6.8704
¥6.7913
最低: 1
倍数: 1
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) TSSOP-8 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube
Microchip Technology 实时时钟 I2C GP RTCC 1Kb EE 64B SRAM ID 607库存量
¥8.9383
¥8.3507
¥8.1699
最低: 1
倍数: 1
I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) TSSOP-8 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube

STMicroelectronics 实时时钟 128 NVRAM Serial RTC 3.0 to 3.6 Vcc 32库存量
1,350在途量
剪切带
¥64.6812
¥50.0477
¥46.3187
¥41.9343
卷轴
¥37.8889
最低: 1
倍数: 1
: 1,350
Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SSOP-20 Backup Switching 2.7 V 3.6 V - 40 C + 85 C M41ST87W SMD/SMT Reel, Cut Tape, MouseReel
Texas Instruments 实时时钟 Parallel RTC A 595-B Q4802LYPWR A 595-BQ A 595-BQ4802LYPWR
199预期 2027/5/20
¥83.4618
¥67.4158
¥57.2345
¥51.867
¥50.8726
最低: 1
倍数: 1
Parallel YY-MM-DD-dd HH:MM:SS (24 hr) TSSOP-28 Backup Switching 2.7 V 3.6 V 0 C + 70 C BQ4802LY SMD/SMT Tube
Analog Devices / Maxim Integrated 实时时钟 I C Serial Real-Time Clock
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Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) uSOP-8 Backup Switching 2.7 V 3.3 V - 40 C + 85 C DS1339U SMD/SMT Tube
Analog Devices / Maxim Integrated 实时时钟 I C Serial Real-Time Clock
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Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) uSOP-8 Backup Switching 2.97 V 5.5 V - 40 C + 85 C DS1339U SMD/SMT Tube
Analog Devices / Maxim Integrated 实时时钟 I C Serial Real-Time Clock
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I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) uSOP-8 No Backup Switching 1.8 V 5.5 V - 40 C + 85 C DS1337U SMD/SMT Tube
Analog Devices / Maxim Integrated 实时时钟 I C RTC with 56-Byte NV RAM
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I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) uSOP-8 Backup Switching 3 V 5.5 V - 40 C + 85 C DS1338U SMD/SMT Tube
Analog Devices / Maxim Integrated 实时时钟 I C RTC with Trickle Charger
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I2C YY-MM-DD-dd HH:MM:SS (24 hr) uSOP-8 Backup Switching 2.97 V 5.5 V - 40 C + 85 C DS1340U SMD/SMT Tube