Real Time Clock I2C GP RTCC 64B SRAM
MCP7940N-I/ST
Microchip Technology
1:
HK$7.40
201 In Stock
500 Expected 26/10/2026
Mouser Part No
579-MCP7940N-I/ST
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM
201 In Stock
500 Expected 26/10/2026
Alternative Packaging
1
HK$7.40
25
HK$6.82
100
HK$6.58
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:
HK$8.88
954 In Stock
Mouser Part No
579-MCP79410-I/ST
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID
954 In Stock
Alternative Packaging
1
HK$8.88
25
HK$8.30
100
HK$7.92
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:
HK$9.70
1,034 In Stock
Mouser Part No
579-MCP79411IMS
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
1,034 In Stock
Alternative Packaging
1
HK$9.70
25
HK$8.88
100
HK$8.47
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:
HK$10.60
889 In Stock
Mouser Part No
579-MCP79510-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID
889 In Stock
Alternative Packaging
1
HK$10.60
25
HK$9.86
100
HK$9.29
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:
HK$11.43
547 In Stock
Mouser Part No
579-MCP79511-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48
547 In Stock
Alternative Packaging
1
HK$11.43
25
HK$10.52
100
HK$10.03
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:
HK$11.43
609 In Stock
Mouser Part No
579-MCP79512-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-64
609 In Stock
Alternative Packaging
1
HK$11.43
25
HK$10.52
1,000
HK$10.03
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:
HK$14.39
210 In Stock
Mouser Part No
579-MCP795W10-I/SL
Microchip Technology
Real Time Clock 1Kb EE 64B SRAM WD TED ID
210 In Stock
Alternative Packaging
1
HK$14.39
25
HK$13.40
114
HK$12.66
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:
HK$15.54
5 In Stock
192 Expected 20/10/2026
Mouser Part No
579-MCP795W11-I/ST
Microchip Technology
Real Time Clock 1Kb EE 64B SRAM WD TED EUI-48
5 In Stock
192 Expected 20/10/2026
Alternative Packaging
1
HK$15.54
25
HK$14.39
288
HK$13.73
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:
HK$15.21
346 In Stock
Mouser Part No
579-MCP795W20-I/SL
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED ID
346 In Stock
Alternative Packaging
1
HK$15.21
25
HK$14.06
114
HK$13.32
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:
HK$15.54
192 In Stock
Mouser Part No
579-MCP795W20-I/ST
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED ID
192 In Stock
Alternative Packaging
1
HK$15.54
25
HK$14.39
288
HK$13.73
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:
HK$15.95
42 In Stock
228 Expected 5/10/2026
Mouser Part No
579-MCP795W21-I/SL
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48
42 In Stock
228 Expected 5/10/2026
Alternative Packaging
1
HK$15.95
25
HK$14.80
114
HK$14.14
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:
HK$16.28
121 In Stock
Mouser Part No
579-MCP795W21-I/ST
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48
121 In Stock
Alternative Packaging
1
HK$16.28
25
HK$15.12
288
HK$14.30
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:
HK$15.95
5 In Stock
Mouser Part No
579-MCP795W22-I/SL
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-64
5 In Stock
Alternative Packaging
1
HK$15.95
25
HK$14.80
114
HK$14.14
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 I2C GP RTCC 1Kb EE 64B SRAM EUI-48
MCP79411-I/ST
Microchip Technology
1:
HK$9.70
1,108 In Stock
Mouser Part No
579-MCP79411IST
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
1,108 In Stock
Alternative Packaging
1
HK$9.70
25
HK$8.88
100
HK$8.47
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:
HK$11.51
2,928 In Stock
Mouser Part No
579-MCP79520T-I/MN
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID
2,928 In Stock
1
HK$11.51
3,300
HK$11.43
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:
HK$12.17
150 In Stock
Mouser Part No
579-MCP79521-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
150 In Stock
Alternative Packaging
1
HK$12.17
25
HK$11.26
100
HK$10.69
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:
HK$12.58
920 In Stock
Mouser Part No
579-MCP79521T-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
920 In Stock
Alternative Packaging
1
HK$12.58
1,000
HK$10.69
2,500
HK$10.69
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 I2C GP RTCC 1Kb EE 64B SRAM EUI-48
MCP79411T-I/MNY
Microchip Technology
1:
HK$10.44
3,424 On Order
Mouser Part No
579-MCP79411TIMNY
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
3,424 On Order
View Dates
On Order:
3,300 Expected 31/8/2026
124 Expected 2/9/2026
Factory Lead Time:
12 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
3,300
Details
I2C
YY-MM-DD-dd
HH:MM:SS (24 hr)
64 B
TDFN-8
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
MCP7940NT-I/MNY
Microchip Technology
1:
HK$8.06
9,743 Expected 3/9/2026
Mouser Part No
579-MCP7940NT-I/MNY
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM
9,743 Expected 3/9/2026
1
HK$8.06
10
HK$8.03
250
HK$7.81
1,000
HK$7.73
3,300
HK$6.82
Buy
Min.: 1
Mult.: 1
Reel :
3,300
Details
Serial 2-Wire, I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
TDFN-8
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 ID
MCP79400T-I/MNY
Microchip Technology
1:
HK$8.80
Non-Stocked Lead-Time 12 Weeks
Mouser Part No
579-MCP79400TIMNY
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM ID
Non-Stocked Lead-Time 12 Weeks
Buy
Min.: 1
Mult.: 1
Reel :
3,300
Details
Reel, Cut Tape
Real Time Clock I2C GP RTCC 64B SRAM ID
MCP79400T-I/ST
Microchip Technology
2,500:
HK$8.22
Non-Stocked Lead-Time 10 Weeks
Mouser Part No
579-MCP79400TIST
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM ID
Non-Stocked Lead-Time 10 Weeks
Alternative Packaging
2,500
HK$8.22
5,000
HK$8.18
10,000
HK$8.16
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
Reel
Real Time Clock I2C GP RTCC 64B SRAM EUI-48
MCP79401T-I/MS
Microchip Technology
2,500:
HK$9.04
Non-Stocked Lead-Time 9 Weeks
Mouser Part No
579-MCP79401TIMS
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM EUI-48
Non-Stocked Lead-Time 9 Weeks
Alternative Packaging
2,500
HK$9.04
5,000
HK$8.96
10,000
HK$8.88
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
Reel
Real Time Clock I2C GP RTCC 64B SRAM EUI-48
MCP79401T-I/SN
Microchip Technology
3,300:
HK$8.55
Non-Stocked Lead-Time 10 Weeks
Mouser Part No
579-MCP79401TISN
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM EUI-48
Non-Stocked Lead-Time 10 Weeks
Alternative Packaging
3,300
HK$8.55
9,900
HK$8.47
Buy
Min.: 3,300
Mult.: 3,300
Reel :
3,300
Details
Reel
Real Time Clock I2C GP RTCC 64B SRAM EUI-48
MCP79401T-I/ST
Microchip Technology
2,500:
HK$8.96
Non-Stocked Lead-Time 10 Weeks
Mouser Part No
579-MCP79401TIST
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM EUI-48
Non-Stocked Lead-Time 10 Weeks
Alternative Packaging
2,500
HK$8.96
5,000
HK$8.88
10,000
HK$8.80
Buy
Min.: 2,500
Mult.: 2,500
Reel :
2,500
Details
Reel
Real Time Clock I2C GP RTCC 64B SRAM EUI-64
MCP79402-I/ST
Microchip Technology
1:
HK$8.88
Lead-Time 10 Weeks
Mouser Part No
579-MCP79402IST
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM EUI-64
Lead-Time 10 Weeks
Alternative Packaging
1
HK$8.88
25
HK$8.30
100
HK$7.91
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