Real Time Clock I2C RTCC 64B SRAM No VBAT
MCP7940MT-I/MS
Microchip Technology
1:
NT$26.17
6,862 In Stock
Mouser Part #
579-MCP7940MT-I/MS
Microchip Technology
Real Time Clock I2C RTCC 64B SRAM No VBAT
6,862 In Stock
Alternative Packaging
1
NT$26.17
10
NT$26.10
500
NT$24.27
1,000
NT$22.23
2,500
NT$22.23
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
MSOP-8
No Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock I2C RTCC 64B SRAM No VBAT
MCP7940MT-I/ST
Microchip Technology
1:
NT$26.17
215 In Stock
Mouser Part #
579-MCP7940MT-I/ST
Microchip Technology
Real Time Clock I2C RTCC 64B SRAM No VBAT
215 In Stock
Alternative Packaging
1
NT$26.17
10
NT$26.10
1,000
NT$22.23
2,500
NT$22.23
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
TSSOP-8
No Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 64B SRAM, EXT
MCP7940N-E/MS
Microchip Technology
1:
NT$34.77
1,398 In Stock
Mouser Part #
579-MCP7940N-E/MS
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM, EXT
1,398 In Stock
Alternative Packaging
1
NT$34.77
25
NT$32.27
100
NT$30.47
Buy
Min.: 1
Mult.: 1
Details
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
+ 125 C
SMD/SMT
Tube
Real Time Clock I2C GP RTCC 64B SRAM ExT SER EE, ExT
MCP7940N-E/SN
Microchip Technology
1:
NT$32.98
909 In Stock
Mouser Part #
579-MCP7940N-E/SN
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM ExT SER EE, ExT
909 In Stock
Alternative Packaging
1
NT$32.98
25
NT$30.47
100
NT$29.11
Buy
Min.: 1
Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
SOIC-8
Backup Switching
1.8 V
5.5 V
- 40 C
+ 125 C
SMD/SMT
Tube
Real Time Clock I2C GP RTCC,64B SRAM
MCP7940N-I/P
Microchip Technology
1:
NT$32.98
585 In Stock
Mouser Part #
579-MCP7940N-I/P
Microchip Technology
Real Time Clock I2C GP RTCC,64B SRAM
585 In Stock
Buy
Min.: 1
Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
PDIP-8
Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
Through Hole
Tube
Real Time Clock I2C GP RTCC 64B SRAM
MCP7940N-I/ST
Microchip Technology
1:
NT$32.27
201 In Stock
500 Expected 10/26/2026
Mouser Part #
579-MCP7940N-I/ST
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM
201 In Stock
500 Expected 10/26/2026
Alternative Packaging
1
NT$32.27
25
NT$29.76
100
NT$28.68
Buy
Min.: 1
Mult.: 1
Details
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:
NT$38.72
954 In Stock
Mouser Part #
579-MCP79410-I/ST
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID
954 In Stock
Alternative Packaging
1
NT$38.72
25
NT$36.21
100
NT$34.49
Buy
Min.: 1
Mult.: 1
Details
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 EUI-48
MCP79411-I/MS
Microchip Technology
1:
NT$42.30
1,021 In Stock
Mouser Part #
579-MCP79411IMS
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
1,021 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
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 SPI GP RTCC 1Kb EE 64B SRAM ID
MCP79510-I/MS
Microchip Technology
1:
NT$46.25
889 In Stock
Mouser Part #
579-MCP79510-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID
889 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
1 kB
MSOP-10
Backup Switching
1.8 V
3.6 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48
MCP79511-I/MS
Microchip Technology
1:
NT$49.83
602 In Stock
Mouser Part #
579-MCP79511-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48
602 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
MSOP-10
Backup Switching
1.8 V
3.6 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-64
MCP79512-I/MS
Microchip Technology
1:
NT$49.83
609 In Stock
Mouser Part #
579-MCP79512-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-64
609 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
MSOP-10
Backup Switching
1.8 V
3.6 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock 1Kb EE 64B SRAM WD TED ID
MCP795W10-I/SL
Microchip Technology
1:
NT$62.74
210 In Stock
Mouser Part #
579-MCP795W10-I/SL
Microchip Technology
Real Time Clock 1Kb EE 64B SRAM WD TED ID
210 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
1 kB
SOIC-14
Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock 1Kb EE 64B SRAM WD TED EUI-48
+1 image
MCP795W11-I/ST
Microchip Technology
1:
NT$67.76
5 In Stock
192 Expected 10/20/2026
Mouser Part #
579-MCP795W11-I/ST
Microchip Technology
Real Time Clock 1Kb EE 64B SRAM WD TED EUI-48
5 In Stock
192 Expected 10/20/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
1 kB
TSSOP-14
Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock 2Kb EE 64B SRAM WD TED ID
+3 images
MCP795W20-I/SL
Microchip Technology
1:
NT$66.32
346 In Stock
Mouser Part #
579-MCP795W20-I/SL
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED ID
346 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
2 kB
SOIC-14
Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock 2Kb EE 64B SRAM WD TED ID
+1 image
MCP795W20-I/ST
Microchip Technology
1:
NT$67.76
192 In Stock
Mouser Part #
579-MCP795W20-I/ST
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED ID
192 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
2 kB
TSSOP-14
Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48
MCP795W21-I/SL
Microchip Technology
1:
NT$69.55
42 In Stock
228 Expected 10/5/2026
Mouser Part #
579-MCP795W21-I/SL
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48
42 In Stock
228 Expected 10/5/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
2 kB
SOIC-14
Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48
MCP795W21-I/ST
Microchip Technology
1:
NT$70.98
121 In Stock
Mouser Part #
579-MCP795W21-I/ST
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48
121 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
2 kB
TSSOP-14
Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-64
MCP795W22-I/SL
Microchip Technology
1:
NT$69.55
5 In Stock
Mouser Part #
579-MCP795W22-I/SL
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-64
5 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
2 kB
SOIC-14
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:
NT$344.52
53 In Stock
End of Life
Mouser Part #
595-BQ4802LYPW
End of Life
Texas Instruments
Real Time Clock Parallel RTC A 595-B Q4802LYPWR A 595-BQ A 595-BQ4802LYPWR
53 In Stock
Alternative Packaging
1
NT$344.52
10
NT$268.16
50
NT$227.65
100
NT$224.42
250
View
250
NT$215.82
500
NT$211.52
1,000
NT$206.50
3,000
Quote
Buy
Min.: 1
Mult.: 1
Details
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 Parallel RTC
BQ4802YPW
Texas Instruments
1:
NT$434.14
76 In Stock
End of Life
Mouser Part #
595-BQ4802YPW
End of Life
Texas Instruments
Real Time Clock Parallel RTC
76 In Stock
Alternative Packaging
1
NT$434.14
10
NT$340.22
50
NT$313.69
100
NT$304.73
250
View
250
NT$302.22
500
NT$292.54
1,000
NT$288.95
3,000
Quote
Buy
Min.: 1
Mult.: 1
Details
Parallel
YY-MM-DD-dd
HH:MM:SS (24 hr)
16 B
TSSOP-28
Backup Switching
4.5 V
5.5 V
0 C
+ 70 C
BQ4802Y
SMD/SMT
Tube
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
MCP79411-I/ST
Microchip Technology
1:
NT$42.30
1,108 In Stock
Mouser Part #
579-MCP79411IST
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
1,108 In Stock
Alternative Packaging
1
NT$42.30
25
NT$38.72
100
NT$36.93
Buy
Min.: 1
Mult.: 1
Details
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 SPI GP RTCC 2Kb EE 64B SRAM ID
MCP79520T-I/MN
Microchip Technology
1:
NT$49.83
3,178 In Stock
Mouser Part #
579-MCP79520T-I/MN
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID
3,178 In Stock
1
NT$49.83
3,300
NT$49.83
Buy
Min.: 1
Mult.: 1
Reel :
3,300
Details
Reel, Cut Tape
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
MCP79521-I/MS
Microchip Technology
1:
NT$53.06
150 In Stock
Mouser Part #
579-MCP79521-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
150 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
MSOP-10
Backup Switching
1.8 V
3.6 V
- 40 C
+ 85 C
SMD/SMT
Tube
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
MCP79521T-I/MS
Microchip Technology
1:
NT$53.06
920 In Stock
Mouser Part #
579-MCP79521T-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
920 In Stock
Alternative Packaging
1
NT$53.06
2,500
NT$53.06
Buy
Min.: 1
Mult.: 1
Reel :
2,500
Details
Serial, I2C, SPI
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
Backup Switching
1.8 V
3.6 V
- 40 C
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock SAMAY A 595-BQ32002D R A 595-BQ32002DR A A 595-BQ32002DR
BQ32002D
Texas Instruments
1:
NT$81.74
456 In Stock
Mouser Part #
595-BQ32002D
Texas Instruments
Real Time Clock SAMAY A 595-BQ32002D R A 595-BQ32002DR A A 595-BQ32002DR
456 In Stock
Alternative Packaging
1
NT$81.74
10
NT$60.59
25
NT$51.27
75
NT$48.76
300
View
300
NT$46.25
525
NT$44.81
1,050
NT$43.02
2,550
NT$41.94
5,025
NT$40.51
Buy
Min.: 1
Mult.: 1
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
SOIC-8
Backup Switching
3 V
3.6 V
- 40 C
+ 85 C
BQ32002
SMD/SMT
Tube