Real Time Clock – Mouser Philippines

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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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Mga Resulta: 12

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RTC Bus Interface

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Laki ng RTC Memory

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Paglipat sa Backup na Baterya

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Supply Voltage - Max

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Maximum na Operating Temperature

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May Stock

Karaniwang May Stock

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# ng Piyesa

Real Time Clock I C Serial Real-Time Clock

DS1339U-3+
Analog Devices / Maxim Integrated
1: ₱386.51
1,309May Stock

Mfr. # ng Piyesa
DS1339U-3+

# ng Piyesa ng Mouser
700-DS1339U-3

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Alamin Pa

Datasheet

1,309May Stock

₱386.51

₱296.32

₱271.78

₱248.47

Tingnan

Min.: 1
Mult.: 1

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

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940N-I/MS
Microchip Technology
1: ₱55.22
2,240May Stock

Mfr. # ng Piyesa
MCP7940N-I/MS

# ng Piyesa ng Mouser
579-MCP7940N-I/MS

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM

Alamin Pa

Datasheet

2,240May Stock

₱55.22

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS:hh (12 hr, 24 hr)

64 B

MSOP-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID

MCP79410-I/MS
Microchip Technology
1: ₱66.26
2,127May Stock

Mfr. # ng Piyesa
MCP79410-I/MS

# ng Piyesa ng Mouser
579-MCP79410-I/MS

Microchip Technology

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID

Alamin Pa

Datasheet

2,127May Stock

₱66.26

₱61.96

₱59.02

₱58.53

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

HH:MM:SS:hh (12 hr, 24 hr)

64 B

MSOP-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock 128 NVRAM Serial RTC 3.0 to 3.6 Vcc

M41ST87WSS6F
STMicroelectronics
1: ₱476.69
415May Stock

Mfr. # ng Piyesa
M41ST87WSS6F

# ng Piyesa ng Mouser
511-M41ST87WSS6F

STMicroelectronics

Real Time Clock 128 NVRAM Serial RTC 3.0 to 3.6 Vcc

Datasheet

415May Stock

Cut Tape

₱476.69

₱368.10

₱340.49

₱311.04

Reel

₱266.87

Tingnan

Available ang MouseReel

Min.: 1
Mult.: 1

: 1,350

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS:hh (12 hr, 24 hr)

160 B

SSOP-20

Backup Switching

2.7 V

3.6 V

- 40 C

+ 85 C

M41ST87W

SMD/SMT

Reel, Cut Tape, MouseReel

Real Time Clock I C Serial Real-Time Clock

DS1339U-33+
Analog Devices / Maxim Integrated
1: ₱392.64
1,572May Stock

Mfr. # ng Piyesa
DS1339U-33+

# ng Piyesa ng Mouser
700-DS1339U-33

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Alamin Pa

Datasheet

1,572May Stock

₱392.64

₱327.00

₱277.92

₱253.99

Min.: 1
Mult.: 1
Max.: 200

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

Real Time Clock RTC IC with 400 kHz I2C interface in TSSOP8 package.

PCF8563TS/5,118
NXP Semiconductors
1: ₱107.36
4,584May Stock
7,500Inaasahan 11/16/2026

Mfr. # ng Piyesa
PCF8563TS/5,118

# ng Piyesa ng Mouser
771-PCF8563TS/5118

NXP Semiconductors

Real Time Clock RTC IC with 400 kHz I2C interface in TSSOP8 package.

Datasheet

4,584May Stock

7,500Inaasahan 11/16/2026

Cut Tape

₱107.36

₱78.53

₱71.17

₱63.19

Reel

₱52.45

Tingnan

Available ang MouseReel

Min.: 1
Mult.: 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

Real Time Clock I2C GP RTCC 64B SRAM

MCP7940N-I/ST
Microchip Technology
1: ₱55.22
201May Stock
500Inaasahan 10/26/2026

Mfr. # ng Piyesa
MCP7940N-I/ST

# ng Piyesa ng Mouser
579-MCP7940N-I/ST

Microchip Technology

Real Time Clock I2C GP RTCC 64B SRAM

Alamin Pa

Datasheet

201May Stock

500Inaasahan 10/26/2026

₱55.22

₱50.92

₱49.08

Min.: 1
Mult.: 1

Serial 2-Wire, I2C

YY-MM-DD-dd

HH:MM:SS:hh (12 hr, 24 hr)

64 B

TSSOP-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID

MCP79410-I/ST
Microchip Technology
1: ₱66.26
954May Stock

Mfr. # ng Piyesa
MCP79410-I/ST

# ng Piyesa ng Mouser
579-MCP79410-I/ST

Microchip Technology

Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID

Alamin Pa

Datasheet

954May Stock

₱66.26

₱61.96

₱59.02

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

HH:MM:SS:hh (12 hr, 24 hr)

64 B

TSSOP-8

Backup Switching

1.8 V

5.5 V

- 40 C

+ 85 C

SMD/SMT

Tube

Real Time Clock Parallel RTC A 595-B Q4802LYPWR A 595-BQ A 595-BQ4802LYPWR

BQ4802LYPW
Texas Instruments
1: ₱589.57
53May Stock
End of Life

Mfr. # ng Piyesa
BQ4802LYPW

# ng Piyesa ng Mouser
595-BQ4802LYPW

End of Life

Texas Instruments

Real Time Clock Parallel RTC A 595-B Q4802LYPWR A 595-BQ A 595-BQ4802LYPWR

Datasheet

53May Stock

₱589.57

₱458.90

₱389.57

₱384.05

Tingnan

Min.: 1
Mult.: 1

Parallel

YY-MM-DD-dd

HH:MM:SS (24 hr)

16 B

TSSOP-28

Backup Switching

2.7 V

3.6 V

0 C

+ 70 C

BQ4802LY

SMD/SMT

Tube

Real Time Clock I C Serial Real-Time Clock

DS1337U+
Analog Devices / Maxim Integrated
1: ₱279.14
152May Stock
250Inaasahan 9/14/2026

Mfr. # ng Piyesa
DS1337U+

# ng Piyesa ng Mouser
700-DS1337U

Analog Devices / Maxim Integrated

Real Time Clock I C Serial Real-Time Clock

Alamin Pa

Datasheet

152May Stock

250Inaasahan 9/14/2026

₱279.14

₱210.43

₱184.66

₱174.85

Tingnan

Min.: 1
Mult.: 1

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

Real Time Clock I C RTC with 56-Byte NV RAM

DS1338U-33+
Analog Devices / Maxim Integrated
1: ₱368.71
99May Stock
400Inoorder

Mfr. # ng Piyesa
DS1338U-33+

# ng Piyesa ng Mouser
700-DS1338U-33

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with 56-Byte NV RAM

Datasheet

99May Stock

400Inoorder

₱368.71

₱282.82

₱261.35

₱238.04

Tingnan

Min.: 1
Mult.: 1

I2C

YY-MM-DD-dd

HH:MM:SS:hh (12 hr, 24 hr)

56 B

uSOP-8

Backup Switching

3 V

5.5 V

- 40 C

+ 85 C

DS1338U

SMD/SMT

Tube

Real Time Clock I C RTC with Trickle Charger

DS1340U-33+
Analog Devices / Maxim Integrated
1: ₱368.71
239May Stock

Mfr. # ng Piyesa
DS1340U-33+

# ng Piyesa ng Mouser
700-DS1340U-33

Analog Devices / Maxim Integrated

Real Time Clock I C RTC with Trickle Charger

Alamin Pa

Datasheet

239May Stock

₱368.71

₱282.82

₱266.26

₱254.60

Tingnan

Min.: 1
Mult.: 1

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

Real Time Clocks for Thermostats

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