PT7C433833AZEEX
Diodes Incorporated
IC RTC CLK/CALENDAR I2C 8TDFN
Sa stock55020 pcs
2.7V ~ 5.5V
56B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.5V ~ 3.7V
125µA @ 2.7V ~ 5.5V
PT7C433833
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Leap Year, NVSRAM, Square Wave Output
I²C, 2-Wire Serial
8-WFDFN Exposed Pad
8-TDFN (2x3)
RFQ
DS17885E-3+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 28TSOP
Sa stock12320 pcs
2.7V ~ 3.7V
8KB
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
2mA @ 2.7V ~ 3.7V
DS17885
Tray
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Parallel
28-TSSOP (0.465', 11.80mm Width)
28-TSOP
RFQ
M41T93SQA6F
STMicroelectronics
IC RTC CLK/CALENDAR SPI 16QFN
Sa stock13388 pcs
3V ~ 5.5V
7B
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA @ 5.5V
M41T93
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
SPI
16-VQFN Exposed Pad
16-QFN (4x4)
RFQ
M41T80M6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock25607 pcs
2V ~ 5.5V
-
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
-
2.4µA ~ 31µA @ 2V ~ 5.5V
M41T80
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
PT7C4302WE
Diodes Incorporated
IC RTC CLK/CALENDAR SER 8SOIC
Sa stock16800 pcs
1.2V ~ 5.5V
31B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.5V ~ 5.5V
25.3µA ~ 81µA @ 2V ~ 5V
-
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
3-Wire Serial
8-SOIC (0.154", 3.90mm Width)
8-SOIC
RFQ
PT7C4302WEX
Diodes Incorporated
IC RTC CLK/CALENDAR SER 8SOIC
Sa stock62740 pcs
1.2V ~ 5.5V
31B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.5V ~ 5.5V
25.3µA ~ 81µA @ 2V ~ 5V
PT7C4302
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
3-Wire Serial
8-SOIC (0.154", 3.90mm Width)
8-SOIC
RFQ
DS12C887A
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24EDIP
Sa stock9240 pcs
4.5V ~ 5.5V
113B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 4V
15mA @ 4.5V ~ 5.5V
DS12C887
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Parallel
24-DIP Module (0.600', 15.24mm)
24-EDIP
RFQ
MCP7940NT-E/MS
Microchip Technology
IC RTC CLK/CALENDAR I2C 8MSOP
Sa stock46010 pcs
1.8V ~ 5.5V
64B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.3V ~ 5.5V
1.2µA @ 3.3V
MCP7940
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-MSOP
RFQ
DS1339U-33+T&R
Analog Devices Inc./Maxim Integrated
IC RTC CLOCK/CALENDAR I2C 8UMAX
Sa stock16096 pcs
2.97V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.3V ~ 3.7V
200µA @ 5.5V
DS1339
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Trickle-Charger
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-uMAX/uSOP
RFQ
MCP7940M-I/MS
Microchip Technology
IC RTC CLK/CALENDAR I2C 8MSOP
Sa stock57160 pcs
1.8V ~ 5.5V
64B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
-
1µA @ 5.5V
MCP7940
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-MSOP
RFQ
MCP7940NT-I/MS
Microchip Technology
IC RTC CLK/CALENDAR I2C 8MSOP
Sa stock49140 pcs
1.8V ~ 5.5V
64B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.3V ~ 5.5V
1.2µA @ 3.3V
MCP7940
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-MSOP
RFQ
M48T37Y-70MH1E
STMicroelectronics
IC RTC CLK/CALENDAR PAR 44SOH
Sa stock8350 pcs
4.5V ~ 5.5V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
-
3mA @ 4.5V ~ 5.5V
M48T37
Tube
Timekeeper®
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Watchdog Timer
Parallel
44-BSOP (0.337', 8.56mm Width) requires SNAPHAT
44-SOH
RFQ
DS17485-5
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24DIP
Sa stock6910 pcs
4.5V ~ 5.5V
4KB
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
3mA @ 4.5V ~ 5.5V
DS17485
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Parallel
24-DIP (0.600', 15.24mm)
24-PDIP
RFQ
X1228S14IZ
Intersil
IC RTC CLK/CALENDAR I2C 14SOIC
Sa stock15690 pcs
2.7V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5V
-
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Supervisor, Watchdog Timer
I²C, 2-Wire Serial
14-SOIC (0.154", 3.90mm Width)
14-SOIC
RFQ
DS1302
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR SER 8DIP
Sa stock11910 pcs
2V ~ 5.5V
31B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2V ~ 5.5V
0.3µA ~ 1µA @ 2V ~ 5V
DS1302
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Leap Year, NVSRAM, Trickle-Charger
3-Wire Serial
8-DIP (0.300", 7.62mm)
8-PDIP
RFQ
DS2404B
Analog Devices Inc./Maxim Integrated
IC RTC BINARY CTR 1-WIRE 16SSOP
Sa stock12830 pcs
2.8V ~ 5.5V
512B
Binary
Binary
2.8V ~ 5.5V
500µA @ 5V
DS2404
Tube
EconoRAM
-40°C ~ 85°C
Surface Mount
Binary Counter
Alarm, Square Wave Output, SRAM
1-Wire® and 3-Wire
16-SSOP (0.209', 5.30mm Width)
16-SSOP
RFQ
DS1390U-33+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR SPI 10UMAX
Sa stock14263 pcs
2.97V ~ 5.5V
-
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
1.3V ~ 5.5V
175µA @ 2.97V ~ 5.5V
DS1390
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Trickle-Charger
SPI
10-TFSOP, 10-MSOP (0.118', 3.00mm Width)
10-uMAX/uSOP
RFQ
DS1673S-5
Analog Devices Inc./Maxim Integrated
IC RTC SYST CTRLR SER 20SOIC
Sa stock4450 pcs
4.5V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
300µA @ 5V
DS1673
Tube
-
0°C ~ 70°C
Surface Mount
Portable System Controller
Alarm, Leap Year, Watchdog Timer
3-Wire Serial
20-SOIC (0.295", 7.50mm Width)
20-SOIC
RFQ
DS1244WP-120
Analog Devices Inc./Maxim Integrated
IC RTC PHANTOM CHIP PAR 34PCM
Sa stock9890 pcs
2.97V ~ 3.63V
32KB
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
3V
7mA @ 3.3V
DS1244
Tube
-
0°C ~ 70°C
Surface Mount
Phantom Time Chip
Leap Year, NVSRAM
Parallel
34-PowerCap™ Module
34-PowerCap Module
RFQ
ISL12027IB27Z-T
Renesas Electronics America Inc
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock4890 pcs
2.7V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5.5V
ISL12027
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Supervisor, Watchdog Timer
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
PT7C4563BWEX
Diodes Incorporated
IC RTC CLK/CAL I2C 8SOIC TR 2.5K
Sa stock95020 pcs
1.3V ~ 5.5V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
-
0.65µA ~ 0.85µA @ 3V ~ 5V
PT7C4563
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output
I²C, 2-Wire Serial
8-SOIC (0.154", 3.90mm Width)
8-SOIC
RFQ
DS1689SN
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 28SOIC
Sa stock7360 pcs
2.7V ~ 3.3V, 4.5V ~ 5.5V
114B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
2mA @ 3V, 3mA @ 5V
DS1689
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
NVSRAM
Parallel
28-SOIC (0.337", 8.56mm Width)
28-SOIC
RFQ
DS1284Q
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 28PLCC
Sa stock13190 pcs
4.5V ~ 5.5V
50B
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
2.4V ~ 3.5V
7mA @ 5V
DS1284
Tube
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
Parallel
28-LCC (J-Lead)
28-PLCC (11.51x11.51)
RFQ
M41T65Q6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 16QFN
Sa stock5610 pcs
1.3V ~ 4.4V
-
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
-
0.7µA ~ 0.95µA @ 1.3V ~ 4.4V
M41T65
Tape & Reel (TR)
Timekeeper®
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Watchdog Timer
I²C, 2-Wire Serial
16-VFQFN Exposed Pad
16-QFN (3x3)
RFQ
M48T58-70PC1
STMicroelectronics
IC RTC CLK/CALENDAR PAR 28DIP
Sa stock1854 pcs
4.75V ~ 5.5V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
-
3mA @ 4.75V ~ 5.5V
M48T58
Tube
Timekeeper®
0°C ~ 70°C
Through Hole
Clock/Calendar
Leap Year
Parallel
28-DIP Module (0.600', 15.24mm)
28-PCDIP, CAPHAT®
RFQ
S-35390A-J8T1G
ABLIC Inc.
IC RTC CLOCK/CALENDAR I2C 8SOP
Sa stock47080 pcs
1.3V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
-
0.93µA ~ 1.1µA @ 3V ~ 5V
S-35390
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year
I²C, 2-Wire Serial
8-SOIC (0.154", 3.90mm Width)
8-SOP-J
RFQ
PT7C43390WE
Diodes Incorporated
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock16910 pcs
1.35V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
-
0.6µA ~ 0.7µA @ 3V ~ 5V
-
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output
I²C, 2-Wire Serial
8-SOIC (0.154", 3.90mm Width)
8-SOIC
RFQ
DS1337
Analog Devices Inc./Maxim Integrated
IC RTC CLOCK/CALENDAR I2C 8DIP
Sa stock17270 pcs
1.8V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
-
0.6µA @ 1.3V ~ 1.8V
DS1337
Tube
-
-40°C ~ 85°C
Through Hole
Clock/Calendar
Alarm, Leap Year, Square Wave Output
I²C, 2-Wire Serial
8-DIP (0.300', 7.62mm)
8-PDIP
RFQ
DS1390U-33
Analog Devices Inc./Maxim Integrated
IC BATT CHG SPI RTC W/TRICKLE
Sa stock16857 pcs
2.97V ~ 5.5V
-
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
1.3V ~ 5.5V
175µA @ 2.97V ~ 5.5V
DS1390
Bulk
-
-40°C ~ 85°C (TA)
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Trickle-Charger
SPI, 4-Wire Serial
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-uMAX
RFQ
BQ3285S-SB2TR
Texas Instruments
IC RTC CLK/CALENDAR PAR 24SOIC
Sa stock15720 pcs
4.5V ~ 5.5V
114B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 4V
-
BQ3285
Tape & Reel (TR)
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Parallel
24-SOIC (0.295', 7.50mm Width)
24-SOIC
RFQ
DS1340U-3+
Analog Devices Inc./Maxim Integrated
IC RTC CLOCK/CALENDAR I2C 8UMAX
Sa stock13501 pcs
2.7V ~ 5.5V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
1.3V ~ 3.7V
125µA @ 3.3V
DS1340
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Leap Year, Trickle-Charger
I²C, 2-Wire Serial
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-uMAX/uSOP
RFQ
ISL12024IBZ-T
Renesas Electronics America Inc
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock13164 pcs
2.7V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5.5V
ISL12024
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Unique ID
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
DS1340Z-33
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock4220 pcs
2.97V ~ 5.5V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
1.3V ~ 5.5V
150µA @ 5.5V
DS1340
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Leap Year, Trickle-Charger
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
M48T35AV-10PC1
STMicroelectronics
IC RTC CLK/CALENDAR PAR 28DIP
Sa stock1859 pcs
3V ~ 3.6V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
-
2mA @ 3V ~ 3.6V
M48T35
Tube
Timekeeper®
0°C ~ 70°C
Through Hole
Clock/Calendar
Leap Year
Parallel
28-DIP Module (0.600', 15.24mm)
28-PCDIP, CAPHAT®
RFQ
PT7C4363WEX
Diodes Incorporated
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock10650 pcs
1.3V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
-
0.85µA ~ 0.9µA @ 3V ~ 5V
-
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
CDP68HC68T1M
Renesas Electronics America Inc
IC RTC CLK/CALENDAR SPI 20SOIC
Sa stock14540 pcs
3V ~ 6V
32B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.2V ~ 6V
20µA ~ 500µA @ 5V
CDP68HC68T1
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Watchdog Timer
SPI
20-SOIC (0.295', 7.50mm Width)
20-SOIC
RFQ
M41T11MH6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 28SOH
Sa stock6969 pcs
2V ~ 5.5V
56B
HH:MM:SS
YY-MM-DD-dd
2.5V ~ 3.5V
70µA @ 2V ~ 5.5V
M41T11
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Leap Year, NVSRAM
I²C, 2-Wire Serial
28-SOP (0.350', 8.89mm Width) with SNAPHAT Sockets
28-SOH
RFQ
MCP79410-I/SN
Microchip Technology
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock40129 pcs
1.8V ~ 5.5V
64B, 1Kb
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.3V ~ 5.5V
1.2µA @ 3.3V
MCP79410
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ
DS17287-5
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24EDIP
Sa stock12530 pcs
4.5V ~ 5.5V
2KB
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
3mA @ 4.5V ~ 5.5V
DS17287
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Parallel
24-DIP Module (0.600", 15.24mm)
24-EDIP
RFQ
M41T00CAPPC1
STMicroelectronics
IC RTC CLK/CALENDAR I2C 24-DIP
Sa stock15980 pcs
2.7V ~ 5.5V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
Integrated
70µA @ 2.7V ~ 5.5V
M41T00
Tube
Timekeeper®, CAPHAT™
0°C ~ 70°C
Through Hole
Clock/Calendar
Leap Year
I²C, 2-Wire Serial
24-DIP (0.600", 15.24mm)
24-PCDIP, CAPHAT®
RFQ
M48T02-150PC1
STMicroelectronics
IC RTC CLK/CALENDAR PAR 24DIP
Sa stock2090 pcs
4.75V ~ 5.5V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
-
3mA @ 4.7V ~ 5.5V
M48T02
Tube
Timekeeper®
0°C ~ 70°C
Through Hole
Clock/Calendar
Leap Year
Parallel
24-DIP Module (0.600", 15.24mm)
24-PCDIP, CAPHAT®
RFQ
PT7C4563LEX
Diodes Incorporated
IC RTC CLK/CALENDAR I2C 8TSSOP
Sa stock10150 pcs
1.3V ~ 5.5V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
-
0.65µA ~ 0.85µA @ 3V ~ 5V
-
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output
I²C, 2-Wire Serial
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
RFQ
ISL12028IBAZ-T
Renesas Electronics America Inc
IC RTC CLK/CALENDAR I2C 14SOIC
Sa stock9280 pcs
2.7V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5.5V
ISL12028
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Supervisor, Watchdog Timer
I²C, 2-Wire Serial
14-SOIC (0.154", 3.90mm Width)
14-SOIC
RFQ
M48T201V-85MH1E
STMicroelectronics
IC RTC CLK/CALENDAR PAR 44SOH
Sa stock17220 pcs
3V ~ 3.6V
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
3V
2mA @ 3V ~ 3.6V
M48T201
Tube
Timekeeper®
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K
Parallel
44-BSOP (0.337', 8.56mm Width) requires SNAPHAT
44-SOH
RFQ
DS1305
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR SPI 16DIP
Sa stock16030 pcs
2V ~ 5.5V
96B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2V ~ 5.5V
25.3µA ~ 81µA @ 2V ~ 5V
DS1305
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Leap Year, NVSRAM, Trickle-Charger
SPI
16-DIP (0.300', 7.62mm)
16-PDIP
RFQ
DS1251WP-120
Analog Devices Inc./Maxim Integrated
IC RTC PHANTOM CHIP PAR 34PCM
Sa stock11620 pcs
2.97V ~ 3.63V
512KB
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
3V
7mA @ 3.3V
DS1251
Tube
-
0°C ~ 70°C
Surface Mount
Phantom Time Chip
Leap Year, NVSRAM
Parallel
34-PowerCap™ Module
34-PowerCap Module
RFQ
PCF8583T/5,518
NXP USA Inc.
IC RTC CLOCK/CALENDAR I2C 8SO
Sa stock20871 pcs
2.5V ~ 6V
240B
HH:MM:SS:hh (12/24 hr)
YY-MM-DD
-
10µA ~ 50µA @ 1V ~ 5V
PCF8583
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, NVSRAM, Square Wave Output
I²C, 2-Wire Serial
8-SOIC (0.295", 7.50mm Width)
8-SO
RFQ
DS17287-3+
Analog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR PAR 24EDIP
Sa stock2000 pcs
2.7V ~ 3.7V
2KB
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
2.5V ~ 3.7V
2mA @ 2.7V ~ 3.7V
DS17287
Tube
-
0°C ~ 70°C
Through Hole
Clock/Calendar
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Parallel
24-DIP Module (0.600', 15.24mm)
24-EDIP
RFQ
ISL12028IB27Z
Intersil
IC RTC CLK/CALENDAR I2C 14SOIC
Sa stock13306 pcs
2.7V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5.5V
-
Tube
-
-40°C ~ 85°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Supervisor, Watchdog Timer
I²C, 2-Wire Serial
14-SOIC (0.154", 3.90mm Width)
14-SOIC
RFQ
X1227S8
Renesas Electronics America Inc
IC RTC CLK/CALENDAR I2C 8SOIC
Sa stock16050 pcs
4.5V ~ 5.5V
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
1.8V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5V
X1227
Tube
-
0°C ~ 70°C
Surface Mount
Clock/Calendar
Alarm, Leap Year, Supervisor, Watchdog Timer
I²C, 2-Wire Serial
8-SOIC (0.154', 3.90mm Width)
8-SOIC
RFQ