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ISL12028IB

ISL12028IB 系列

intersil

14引脚SOIC封装带EEPROM的无铅实时时钟I

ISL12028IB系列 是一组高度集成、低功耗的实时时钟（RTC）模块，专为各类电子系统提供精准的计时与日历功能而设计。该系列模块以卓越的性能、可靠性和能效为核心优势，非常适合对精确计时和极低功耗有严格要求的应用场景。ISL12028IB系列尤其适用于电池供电或能量收集系统，这类系统必须在断电或低功耗模式下维持准确计时。

该系列的关键特性之一是其超低功耗设计，可显著延长便携式及高能效敏感应用的电池寿命。模块内置振荡器和温度补偿电路，能在宽温范围内（典型精度±5 ppm）保持高精度计时，因此在温度波动较大的工业或汽车环境中表现尤为可靠。此外，该系列还提供可编程报警功能、32.768 kHz时钟输出以及电源故障检测电路，为系统设计者提供了更高的灵活性和功能扩展性。

ISL12028IB系列采用紧凑型封装和简易I²C接口设计，可轻松集成至各类电子系统。其坚固的设计确保了在高湿度、振动及电磁干扰等恶劣环境下的稳定运行。该模块广泛应用于智能电表、医疗设备、物联网（IoT）传感器和汽车系统等领域，这些应用均对精准计时与低功耗有着极高要求。

总之，ISL12028IB系列融合了先进的计时技术、高效能表现和用户友好设计，是现代电子系统的多功能解决方案。其在严苛环境下保持精准计时的能力以及超低功耗特性，使其成为设计师寻求高可靠、高效能RTC方案的首选。

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ISL12028IB - 型号列表共 10 个型号

制造商零件编号	价格/库存	Package	Time Format	Date Format	Function	Operating Supply Voltage	Bus Type	User RAM	Operating Temperature	Standard Package	Unit Pack	MOQ	Features	Mounting Type	Supplier Device Package	Packaging	Voltage - Supply	Voltage - Supply, Battery	Interface	Type	Package/Case	rohs	RTC Memory Size	RTC Bus Interface	Battery Backup Switching	Supply Voltage - Max	Minimum Operating Temperature	Package / Case	Supply Voltage - Min	Maximum Operating Temperature	RoHS	Factory Pack Quantity	Other Names	特性	供应商器件封装	操作温度	电压 - 电源	电压 - 电源，电池	接口	日期格式	时间格式	封装/外壳	类型

3

Real Time Clock Serial 512Byte 14-Pin SOIC N T/R

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Tape & Reel

2500

2500

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tape & Reel (TR)

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

-

-

-

-

-

-

-

-

-

-

-

-

3

Real Time Clock Serial 512Byte 14-Pin SOIC N

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Rail / Tube

1000

1000

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tube

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

50

-

-

-

-

-

-

-

-

-

-

-

3

ISL12028IB27Z-T

Real Time Clock Serial 512Byte 14-Pin SOIC N T/R

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Tape & Reel

2500

2500

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tape & Reel (TR)

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

-

ISL12028IB27Z-TTR

-

-

-

-

-

-

-

-

-

-

3

Real Time Clock Serial 512Byte 14-Pin SOIC N

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Rail / Tube

1000

1000

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tube

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

50

-

-

-

-

-

-

-

-

-

-

-

3

ISL12028IB27AZ-T

Real Time Clock Serial 512Byte 14-Pin SOIC N T/R

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Tape & Reel

2500

2500

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tape & Reel (TR)

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

-

-

-

-

-

-

-

-

-

-

-

-

3

Real Time Clock Serial 512Byte 14-Pin SOIC N

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Rail / Tube

1000

1000

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tube

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

50

-

-

-

-

-

-

-

-

-

-

-

3

Real Time Clock Serial 512Byte 14-Pin SOIC N

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Rail / Tube

1000

1000

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tube

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

50

-

-

-

-

-

-

-

-

-

-

-

3

ISL12028IB30AZ-T

Real Time Clock Serial 512Byte 14-Pin SOIC N T/R

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Tape & Reel

2500

2500

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tape & Reel (TR)

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

-

-

-

-

-

-

-

-

-

-

-

-

3

Real Time Clock Serial 512Byte 14-Pin SOIC N

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Rail / Tube

1000

1000

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tube

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

50

-

-

-

-

-

-

-

-

-

-

-

3

Real Time Clock Serial 512Byte 14-Pin SOIC N T/R

intersil

14SOIC N

HH:MM:SS

DW:DM:M:Y

Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup

3.3 V

Serial (I2C)

512 byte

-40 to 85 °C

Tape & Reel

2500

2500

Alarm, Leap Year, Supervisor, Watchdog Timer

Surface Mount

14-SOICN

Tape & Reel (TR)

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

Clock/Calendar

14-SOIC (0.154", 3.90mm Width)

Lead free / RoHS Compliant

512 B

Serial (I2C)

Yes

5.5 V

- 40 C

SOIC-14 Narrow

2.7 V

+ 85 C

RoHS Compliant

-

ISL12028IBZ-TTR

Alarm, Leap Year, Supervisor, Watchdog Timer

14-SOICN

-40°C ~ 85°C

2.7 V ~ 5.5 V

1.8 V ~ 5.5 V

I²C, 2-Wire Serial

YY-MM-DD-dd

HH:MM:SS (12/24 hr)

14-SOIC (0.154", 3.90mm Width)

Clock/Calendar

共 10 个型号