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
PT7C4302ZEE

PT7C4302ZEE

IC RTC CLK/CALENDAR SER 8TDFN

Diodes Incorporated

0
PT7C4302ZEE数据手册 - 8-WFDFN Exposed Pad Bulk Obsolete Not Verified Clock/Calendar Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 31B HH:MM:SS (12/24 hr) YY-MM-DD-dd 3-Wire Serial 1.2V ~ 5.5V 1.5V ~ 5.5V 25.3µA ~ 81µA @ 2V ~ 5V -40°C ~ 85°C (TA) Surface Mount - - 8-TDFN (2x3)
PT7C4372AZEE

PT7C4372AZEE

IC RTC CLK/CALENDAR I2C 8TDFN

Diodes Incorporated

0
PT7C4372AZEE数据手册 - 8-WFDFN Exposed Pad Bulk Obsolete Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS (12/24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.8V ~ 6V - 0.8µA @ 3V -40°C ~ 85°C (TA) Surface Mount - - 8-TDFN (2x3)
PT7C4563ZEE

PT7C4563ZEE

IC RTC CLK/CALENDAR I2C 8TDFN

Diodes Incorporated

0
PT7C4563ZEE数据手册 - 8-WFDFN Exposed Pad Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, Square Wave Output - HH:MM:SS (24 hr) YY-MM-DD-dd I2C, 2-Wire Serial 1.3V ~ 5.5V - 0.65µA ~ 0.85µA @ 3V ~ 5V -40°C ~ 85°C (TA) Surface Mount - - 8-TDFN (2x3)
RA-4574SA:B PURE SN

RA-4574SA:B PURE SN

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0
RA-4574SA:B PURE SN数据手册 RA-4574SA 14-SOIC (0.197", 5.00mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm - - - 3-Wire Serial 1.6V ~ 5.5V - 1µA ~ 2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RA-4574SA:B0 PURE SN

RA-4574SA:B0 PURE SN

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0
RA-4574SA:B0 PURE SN数据手册 RA-4574SA 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm - - - 3-Wire Serial 1.6V ~ 5.5V - 1µA ~ 2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RA-8565SA:B PURE SN

RA-8565SA:B PURE SN

IC RTC CLK/CALENDAR I2C 14SOP

EPSON

0
RA-8565SA:B PURE SN数据手册 RA-8565SA 14-SOIC (0.197", 5.00mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD-dd I2C 1.8V ~ 5.5V - 1µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 125°C Surface Mount - - 14-SOP
RA-8565SA:B0 PURE SN

RA-8565SA:B0 PURE SN

IC RTC CLK/CALENDAR I2C 14SOP

EPSON

0
RA-8565SA:B0 PURE SN数据手册 RA-8565SA 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD-dd I2C 1.8V ~ 5.5V - 1µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 125°C Surface Mount - - 14-SOP
RA-8565SA:B3 PURE SN

RA-8565SA:B3 PURE SN

IC RTC CLK/CALENDAR I2C 14SOP

EPSON

0
RA-8565SA:B3 PURE SN数据手册 RA-8565SA 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm - HH:MM:SS YY-MM-DD-dd I2C 1.8V ~ 5.5V - 1µA ~ 1.8µA @ 3V ~ 5V -40°C ~ 125°C Surface Mount - - 14-SOP
RTC-4543SA:A ROHS

RTC-4543SA:A ROHS

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0
RTC-4543SA:A ROHS数据手册 RTC-4543SA 14-SOIC (0.197", 5.00mm Width) Bulk Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd 3-Wire Serial 2.5V ~ 5.5V - 1µA ~ 3µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RTC-4543SA:B:PURE SN

RTC-4543SA:B:PURE SN

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0
RTC-4543SA:B:PURE SN数据手册 RTC-4543SA 14-SOIC (0.197", 5.00mm Width) Tube Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd 3-Wire Serial 2.5V ~ 5.5V - 1µA ~ 3µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RTC-4543SA:B ROHS

RTC-4543SA:B ROHS

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0
RTC-4543SA:B ROHS数据手册 RTC-4543SA 14-SOIC (0.197", 5.00mm Width) Tube Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd 3-Wire Serial 2.5V ~ 5.5V - 1µA ~ 3µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RTC-4543SA:B3:PURE SN

RTC-4543SA:B3:PURE SN

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0
RTC-4543SA:B3:PURE SN数据手册 RTC-4543SA 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd 3-Wire Serial 2.5V ~ 5.5V - 1µA ~ 3µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RTC-4574JE:B ROHS

RTC-4574JE:B ROHS

IC RTC CLK/CALENDAR SER 20VSOJ

EPSON

0
RTC-4574JE:B ROHS数据手册 RTC-4574JE 20-LSSOJ (0.213", 5.40mm Width) Strip Obsolete Not Verified Clock/Calendar Alarm - - - 3-Wire Serial 1.6V ~ 5.5V - 1µA ~ 2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 20-VSOJ
RTC-4574NB:B ROHS

RTC-4574NB:B ROHS

IC RTC CLK/CALENDAR SER 22SON

EPSON

0
RTC-4574NB:B ROHS数据手册 - 22-LFDFN Strip Obsolete Not Verified Clock/Calendar Alarm - - - 3-Wire Serial 1.6V ~ 5.5V - 1µA ~ 2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 22-SON (6.3x4.8)
RTC-4574SA:B:PURE SN

RTC-4574SA:B:PURE SN

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0
RTC-4574SA:B:PURE SN数据手册 RTC-4574SA 14-SOIC (0.197", 5.00mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm - - - 3-Wire Serial 1.6V ~ 5.5V - 1µA ~ 2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RTC-4574SA:B3:PURE SN

RTC-4574SA:B3:PURE SN

IC RTC CLK/CALENDAR SER 14SOP

EPSON

0
RTC-4574SA:B3:PURE SN数据手册 RTC-4574SA 14-SOIC (0.197", 5.00mm Width) Tape & Reel (TR) Obsolete Not Verified Clock/Calendar Alarm - - - 3-Wire Serial 1.6V ~ 5.5V - 1µA ~ 2µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount - - 14-SOP
RTC-4701JE:B ROHS

RTC-4701JE:B ROHS

IC RTC CLK/CALENDAR SER 20VSOJ

EPSON

0
RTC-4701JE:B ROHS数据手册 - 20-LSSOJ (0.213", 5.40mm Width) Strip Obsolete Not Verified Clock/Calendar Alarm - - - 3-Wire Serial 1.6V ~ 5.5V - - -40°C ~ 85°C Surface Mount - - 20-VSOJ
RTC-4701NB:B ROHS

RTC-4701NB:B ROHS

IC RTC CLK/CALENDAR SER 22SON

EPSON

0
RTC-4701NB:B ROHS数据手册 - 22-LFDFN Strip Obsolete Not Verified Clock/Calendar Alarm - - - 3-Wire Serial 1.6V ~ 5.5V - - -40°C ~ 85°C Surface Mount - - 22-SON (6.3x4.8)
RTC-72421A: PURE SN

RTC-72421A: PURE SN

IC RTC CLK/CALENDAR PAR 18DIP

EPSON

0
RTC-72421A: PURE SN数据手册 RTC-72421 18-DIP (0.300", 7.62mm) Bulk Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (12/24 hr) - Parallel 4.5V ~ 5.5V - 5µA ~ 10µA @ 2V ~ 5V -10°C ~ 70°C Through Hole - - 18-DIP
RTC-72421B: PURE SN

RTC-72421B: PURE SN

IC RTC CLK/CALENDAR PAR 18DIP

EPSON

0
RTC-72421B: PURE SN数据手册 RTC-72421 18-DIP (0.300", 7.62mm) Bulk Obsolete Not Verified Clock/Calendar Leap Year - HH:MM:SS (12/24 hr) - Parallel 4.5V ~ 5.5V - 5µA ~ 10µA @ 2V ~ 5V -10°C ~ 70°C Through Hole - - 18-DIP

分类概览

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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