Real Time Clock I2C RTCC 64B SRAM No VBAT
MCP7940MT-I/ST
Microchip Technology
1:
$0.71
255 In Stock
Mouser Part No
579-MCP7940MT-I/ST
Microchip Technology
Real Time Clock I2C RTCC 64B SRAM No VBAT
255 In Stock
Alternative Packaging
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:
$0.97
73 In Stock
1,400 On Order
Mouser Part No
579-MCP7940N-E/MS
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM, EXT
73 In Stock
1,400 On Order
View Dates
Alternative Packaging
Stock:
73 Can Dispatch Immediately
On Order:
700 Expected 08/06/2026
700 Expected 09/06/2026
Factory Lead Time:
10 Weeks
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:
$0.92
1,241 In Stock
Mouser Part No
579-MCP7940N-E/SN
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM ExT SER EE, ExT
1,241 In Stock
Alternative Packaging
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:
$0.92
766 In Stock
Mouser Part No
579-MCP7940N-I/P
Microchip Technology
Real Time Clock I2C GP RTCC,64B SRAM
766 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:
$0.90
640 In Stock
Mouser Part No
579-MCP7940N-I/ST
Microchip Technology
Real Time Clock I2C GP RTCC 64B SRAM
640 In Stock
Alternative Packaging
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 EUI-48
MCP79411-I/MS
Microchip Technology
1:
$1.18
1,190 In Stock
Mouser Part No
579-MCP79411IMS
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
1,190 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 I2C GP RTCC 1Kb EE 64B SRAM EUI-48
MCP79411-I/ST
Microchip Technology
1:
$1.18
1,218 In Stock
Mouser Part No
579-MCP79411IST
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
1,218 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
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
MCP79411T-I/SN
Microchip Technology
1:
$1.13
714 In Stock
6,600 Expected 27/05/2026
Mouser Part No
579-MCP79411TISN
Microchip Technology
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
714 In Stock
6,600 Expected 27/05/2026
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Reel :
3,300
Details
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
+ 85 C
SMD/SMT
Reel, Cut Tape, MouseReel
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID
MCP79510-I/MS
Microchip Technology
1:
$1.29
581 In Stock
1,200 Expected 15/06/2026
Mouser Part No
579-MCP79510-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID
581 In Stock
1,200 Expected 15/06/2026
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:
$1.39
660 In Stock
Mouser Part No
579-MCP79511-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48
660 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 ID
MCP79520T-I/MN
Microchip Technology
1:
$1.39
3,178 In Stock
Mouser Part No
579-MCP79520T-I/MN
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID
3,178 In Stock
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:
$1.48
151 In Stock
Mouser Part No
579-MCP79521-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
151 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:
$1.75
342 In Stock
Mouser Part No
579-MCP795W10-I/SL
Microchip Technology
Real Time Clock 1Kb EE 64B SRAM WD TED ID
342 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:
$1.89
332 In Stock
Mouser Part No
579-MCP795W11-I/ST
Microchip Technology
Real Time Clock 1Kb EE 64B SRAM WD TED EUI-48
332 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
TSSOP-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-64
MCP795W12-I/SL
Microchip Technology
1:
$1.85
717 In Stock
Mouser Part No
579-MCP795W12-I/SL
Microchip Technology
Real Time Clock 1Kb EE 64B SRAM WD TED EUI-64
717 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 2Kb EE 64B SRAM WD TED ID
+3 images
MCP795W20-I/SL
Microchip Technology
1:
$1.85
241 In Stock
Mouser Part No
579-MCP795W20-I/SL
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED ID
241 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 EUI-48
MCP795W21-I/SL
Microchip Technology
1:
$1.94
80 In Stock
Mouser Part No
579-MCP795W21-I/SL
Microchip Technology
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48
80 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 Serial RTC A 595-BQ3 2000DR A 595-BQ3200 A 595-BQ32000DR
BQ32000D
Texas Instruments
1:
$2.43
756 In Stock
Mouser Part No
595-BQ32000D
Texas Instruments
Real Time Clock Serial RTC A 595-BQ3 2000DR A 595-BQ3200 A 595-BQ32000DR
756 In Stock
Alternative Packaging
1
$2.43
10
$1.79
25
$1.50
75
$1.38
300
View
300
$1.37
525
$1.33
1,050
$1.28
2,550
$1.25
5,025
$1.21
Buy
Min.: 1
Mult.: 1
Details
Serial
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
SOIC-8
Backup Switching
3 V
3.6 V
- 40 C
+ 85 C
BQ32000
SMD/SMT
Tube
Real Time Clock SAMAY A 595-BQ32002D A 595-BQ32002D A 59 A 595-BQ32002D
BQ32002DR
Texas Instruments
1:
$1.74
1,397 In Stock
5,000 Expected 11/06/2026
Mouser Part No
595-BQ32002DR
Texas Instruments
Real Time Clock SAMAY A 595-BQ32002D A 595-BQ32002D A 59 A 595-BQ32002D
1,397 In Stock
5,000 Expected 11/06/2026
Alternative Packaging
1
$1.74
10
$1.28
25
$1.16
100
$1.03
2,500
$0.851
5,000
View
250
$0.988
500
$0.951
1,000
$0.927
5,000
$0.832
Buy
Min.: 1
Mult.: 1
Reel :
2,500
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
Reel, Cut Tape, MouseReel
Real Time Clock Parallel RTC A 595-B Q4802LYPWR A 595-BQ A 595-BQ4802LYPWR
BQ4802LYPW
Texas Instruments
1:
$9.61
68 In Stock
End of Life
Mouser Part No
595-BQ4802LYPW
End of Life
Texas Instruments
Real Time Clock Parallel RTC A 595-B Q4802LYPWR A 595-BQ A 595-BQ4802LYPWR
68 In Stock
Alternative Packaging
1
$9.61
10
$7.77
50
$6.59
100
$6.27
250
View
250
$6.13
500
$6.06
1,000
$5.99
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:
$11.63
76 In Stock
End of Life
Mouser Part No
595-BQ4802YPW
End of Life
Texas Instruments
Real Time Clock Parallel RTC
76 In Stock
Alternative Packaging
1
$11.63
10
$9.12
50
$8.75
100
$8.52
250
View
250
$8.47
500
$8.21
1,000
$8.12
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 RTCC 64B SRAM No VBAT
MCP7940M-I/P
Microchip Technology
1:
$0.74
715 In Stock
Mouser Part No
579-MCP7940579-M-I/P
Microchip Technology
Real Time Clock I2C RTCC 64B SRAM No VBAT
715 In Stock
Buy
Min.: 1
Mult.: 1
Details
I2C
YY-MM-DD-dd
HH:MM:SS:hh (12 hr, 24 hr)
64 B
PDIP-8
No Backup Switching
1.8 V
5.5 V
- 40 C
+ 85 C
Through Hole
Tube
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-64
MCP79512-I/MS
Microchip Technology
1:
$1.39
920 In Stock
Mouser Part No
579-MCP79512-I/MS
Microchip Technology
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-64
920 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 2Kb EE 64B SRAM WD TED EUI-48
MCP795W21-I/ST
Microchip Technology
1:
$1.98
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
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:
$1.94
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
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