实时时钟

制造商 系列 封装/外壳 包装 产品状态 可编程 类型 特性 存储容量 时间格式 日期格式 接口 电压 - 电源 电压 - 电源,电池 电流 - 时间保持(最大) 工作温度 安装类型 等级 认证 供应商设备封装

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图片 制造商料号 库存情况 价格 数量 数据手册 系列 封装/外壳 包装 产品状态 可编程 类型 特性 存储容量 时间格式 日期格式 接口 电压 - 电源 电压 - 电源,电池 电流 - 时间保持(最大) 工作温度 安装类型 等级 认证 供应商设备封装
DS1689SN

DS1689SN

IC RTC CLK/CALENDAR PAR 28SOIC

Analog Devices Inc./Maxim Integrated

0
DS1689SN数据手册 - 28-SOIC (0.337", 8.56mm Width) Tube Obsolete Not Verified Clock/Calendar NVSRAM 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.3V, 4.5V ~ 5.5V 2.5V ~ 3.7V 2mA @ 3V, 3mA @ 5V -40°C ~ 85°C Surface Mount - - 28-SOIC
RX-8581NB:B3 PURE SN

RX-8581NB:B3 PURE SN

IC RTC CLK/CALENDAR I2C 22SON

EPSON

0
RX-8581NB:B3 PURE SN数据手册 RX-8581NB 22-LFDFN Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 5.5V - 0.8µA ~ 1.2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON (6.3x4.8)
RX-8581NB:B3

RX-8581NB:B3

IC RTC CLK/CALENDAR I2C 22SON

EPSON

0
RX-8581NB:B3数据手册 RX-8581NB 22-SMD, 20 Leads, Flat Leads Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 5.5V - 0.8µA ~ 1.2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON
DS1338C-18#

DS1338C-18#

IC RTC CLK/CALENDAR I2C 16SOIC

Analog Devices Inc./Maxim Integrated

0
DS1338C-18#数据手册 - 16-SOIC (0.295", 7.50mm Width) Tube Active Not Verified Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.71V ~ 5.5V 1.3V ~ 3.7V 100µA @ 1.89V -40°C ~ 85°C Surface Mount - - 16-SOIC
RX-8035SA:AC3 PURE SN

RX-8035SA:AC3 PURE SN

IC RTC TIME EVENT REC I2C 14SOP

EPSON

0
RX-8035SA:AC3 PURE SN数据手册 RX-8035SA 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) Active Not Verified Time Event Recorder Alarm - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.4V ~ 5.5V 1V ~ 5.5V 2.5µA @ 3V -40°C ~ 85°C Surface Mount - - 14-SOP
ISL1221IUZ-T

ISL1221IUZ-T

IC RTC EVENT REC I2C 10MSOP

Renesas Electronics Corporation

3
ISL1221IUZ-T数据手册 - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Not Verified Time Event Recorder Alarm, Leap Year, SRAM 2B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 4µA ~ 6µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 10-MSOP
DS1685S-5+T&R

DS1685S-5+T&R

IC RTC CLK/CALENDAR PAR 24SOIC

Analog Devices Inc./Maxim Integrated

0
DS1685S-5+T&R数据手册 - 24-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 3mA @ 5V 0°C ~ 70°C Surface Mount - - 24-SOIC
M41ST85WMH6E

M41ST85WMH6E

IC RTC CLK/CALENDAR I2C 28SOH

STMicroelectronics

0
M41ST85WMH6E数据手册 - 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer 44B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.7V ~ 3.6V 2.5V ~ 3.5V 0.5mA @ 2.7V ~ 3.6V -40°C ~ 85°C Surface Mount - - 28-SOH
DS1685Q-5+T&R

DS1685Q-5+T&R

IC RTC CLK/CALENDAR PAR 28PLCC

Analog Devices Inc./Maxim Integrated

0
DS1685Q-5+T&R数据手册 - 28-LCC (J-Lead) Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 3mA @ 5V 0°C ~ 70°C Surface Mount - - 28-PLCC (11.51x11.51)
A3024SO20A+

A3024SO20A+

IC RTC CLOCK/CALENDAR 20SO

EM Microelectronic

0
A3024SO20A+数据手册 - 20-SOIC (0.295", 7.50mm Width) Tube Active Not Verified Clock/Calendar Alarm, Leap Year, RAM 8B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd - 2V ~ 5.5V - 10µA ~ 15µA @ 3V ~ 5V -40°C ~ 85°C (TA) Surface Mount - - 20-SO
M41T62LC6F

M41T62LC6F

IC RTC CLK/CALENDAR I2C 8LCC

STMicroelectronics

0
M41T62LC6F数据手册 Timekeeper® 8-LCC Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.3V ~ 4.4V - 0.7µA ~ 0.95µA @ 1.3V ~ 4.4V -40°C ~ 85°C Surface Mount - - 8-LCC (1.5x3.2)
DS17485-3

DS17485-3

IC RTC CLK/CALENDAR PAR 24DIP

Analog Devices Inc./Maxim Integrated

0
DS17485-3数据手册 - 24-DIP (0.600", 15.24mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 4KB HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 2.7V ~ 3.7V 0°C ~ 70°C Through Hole - - 24-PDIP
RX8804CE XBB

RX8804CE XBB

IC RTC CLK/CALENDAR I2C 10SMD

EPSON

0
RX8804CE XBB数据手册 RX8804CE 10-SMD, No Lead Bulk Active Not Verified Clock/Calendar Alarm, Watchdog Timer - HH:MM:SS YY-MM-DD I2C 1.6V ~ 5.5V 1.5V ~ 5.5V 1.5µA ~ 1.6µA @ 3V ~ 5V -40°C ~ 105°C (TA) Surface Mount - - 10-SMD
DS12885TN

DS12885TN

IC RTC CLK/CALENDAR PAR 32TQFP

Analog Devices Inc./Maxim Integrated

0
DS12885TN数据手册 - 32-TQFP Tray Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 4V 15mA @ 4.5V ~ 5.5V -40°C ~ 85°C Surface Mount - - 32-TQFP (7x7)
DS3232MZ/V+T

DS3232MZ/V+T

IC RTC CLK/CALENDAR I2C 8SOIC

Analog Devices Inc./Maxim Integrated

0
DS3232MZ/V+T数据手册 - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Not For New Designs Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM 236B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 2.3V ~ 4.5V 2.3V ~ 4.5V 175µA @ 2.3V ~ 4.5V -40°C ~ 85°C Surface Mount Automotive AEC-Q100 8-SOIC
RV-3129-C3-32.768KHZ-OPTION-A-TA-QC

RV-3129-C3-32.768KHZ-OPTION-A-TA-QC

IC RTC CLK/CALENDAR I2C 10SON

Micro Crystal AG

0
RV-3129-C3-32.768KHZ-OPTION-A-TA-QC数据手册 C3 10-VCDFN Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger 2B, 8B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.3V ~ 5.5V - 1µA @ 3V -40°C ~ 85°C (TA) Surface Mount - - 10-SON (3.7x2.5)
RV-3149-C3-32.768KHZ-OPTION-A-TA-QC

RV-3149-C3-32.768KHZ-OPTION-A-TA-QC

IC RTC CLK/CALENDAR SPI 10SON

Micro Crystal AG

0
RV-3149-C3-32.768KHZ-OPTION-A-TA-QC数据手册 C3 10-VCDFN Tape & Reel (TR) Active Not Verified Clock/Calendar Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger 2B, 8B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI, 4-Wire Serial 1.3V ~ 5.5V - 1µA @ 3V -40°C ~ 85°C (TA) Surface Mount - - 10-SON (3.7x2.5)
DS1501WEN/T&R

DS1501WEN/T&R

IC RTC CLK/CALENDAR PAR 28TSOP

Analog Devices Inc./Maxim Integrated

0
DS1501WEN/T&R数据手册 - 28-TSSOP (0.465", 11.80mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 3V ~ 3.6V 2.5V ~ 3.7V 4mA @ 3V ~ 3.6V -40°C ~ 85°C Surface Mount - - 28-TSOP
MAX6909EO33+

MAX6909EO33+

IC RTC CLK/CAL/SUPER I2C 20QSOP

Analog Devices Inc./Maxim Integrated

0
MAX6909EO33+数据手册 - 20-SSOP (0.154", 3.90mm Width) Tube Obsolete Not Verified Clock/Calendar/Supervisor - 31B HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 3V ~ 3.6V - - - Surface Mount - - 20-QSOP
MAX6916EO33+

MAX6916EO33+

IC RTC CLK/CAL/SUPER SPI 20QSOP

Analog Devices Inc./Maxim Integrated

0
MAX6916EO33+数据手册 - 20-SSOP (0.154", 3.90mm Width) Tube Obsolete Not Verified Clock/Calendar/Supervisor - 96B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI, 3-Wire Serial 3V ~ 3.6V - - - Surface Mount - - 20-QSOP
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实时时钟 产品与选型指南

实时时钟 广泛应用于工业控制、汽车电子、通信设备、消费电子、新能源及其他电子系统。我们提供多品牌、多封装及不同规格的相关产品,方便工程师、采购人员和研发团队进行型号筛选、参数比较和采购询价。

您可以根据制造商、关键参数、库存情况及 Datasheet 信息筛选适合的 实时时钟。如暂时没有找到完全匹配的型号,也可以提交询价,我们将协助确认库存、交期以及可替代型号。

FAQ

如何选择合适的 实时时钟?

建议先确认电气参数、封装、工作温度、应用环境以及品牌要求,再结合库存和交期进行筛选。

页面上的库存信息是否可以直接采购?

库存会随供应情况变化。对于项目采购或批量需求,建议提交询价,以便进一步确认实时库存、价格和交期。

找不到指定型号怎么办?

您可以提交型号和数量需求,我们可以协助查询缺货型号,并根据参数提供可替代型号建议。

是否可以提供 Datasheet 和技术资料?

可以。产品列表中的 Datasheet 链接可用于查看相关技术资料;如资料暂缺,也可以联系我们协助查找。

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