- Part Status :
- Interface :
- Supplier Device Package :
- Voltage - Supply, Battery :
- Current - Timekeeping (Max) :
-
- 0.7µA @ 1.7V ~ 3.6V (1)
- 0.7µA ~ 0.95µA @ 1.3V ~ 4.4V (12)
- 0.7µA ~ 0.95µA @ 3.6V ~ 4.4V (3)
- 0.9µA ~ 1.1µA @ 1.5V ~ 4.4V (3)
- 1.2µA ~ 31µA @ 3V ~ 5.5V (6)
- 100µA @ 2.7V ~ 5.5V (8)
- 100µA @ 2V ~ 5.5V (5)
- 2.4µA ~ 31µA @ 2V ~ 5.5V (4)
- 2mA @ 2.7V ~ 3.6V (3)
- 2mA @ 3V ~ 3.6V (6)
- 2mA @ 4.75V ~ 5.5V (3)
- 3mA @ 4.5V ~ 5.5V (4)
- 70µA @ 2.7V ~ 5.5V (4)
- 70µA @ 2V ~ 5.5V (5)
67 products
| IMAGE | PART NO. | PRICE (reference only) | QUANTITY | STOCK | Mfr. | DESCRIPTION | Series | Part Status | Packaging | Operating Temperature | Mounting Type | Features | Package / Case | Type | Interface | Supplier Device Package | Voltage - Supply | Memory Size | Time Format | Date Format | Voltage - Supply, Battery | Current - Timekeeping (Max) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
GET PRICE |
35,540
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | ||
|
|
|
GET PRICE |
70,160
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | ||
|
|
|
GET PRICE |
55,740
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 3V ~ 3.6V | ||
|
|
|
GET PRICE |
20,200
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 3V ~ 3.6V | ||
|
|
GET PRICE |
79,080
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Leap Year | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 4.75V ~ 5.5V | ||
|
|
|
GET PRICE |
30,400
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 4.75V ~ 5.5V | ||
|
|
|
GET PRICE |
65,660
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Leap Year | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 3V ~ 3.6V | ||
|
|
|
GET PRICE |
49,960
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 3V ~ 3.6V | ||
|
|
GET PRICE |
25,380
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 16QFN | Timekeeper® | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output | 16-VFQFN Exposed Pad | Clock/Calendar | I²C, 2-Wire Serial | 16-QFN (3x3) | 1.7 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 0.7µA @ 1.7V ~ 3.6V | ||
|
|
|
GET PRICE |
72,380
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | ||
|
|
|
GET PRICE |
69,640
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 3mA @ 4.5V ~ 5.5V | ||
|
|
|
GET PRICE |
47,280
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 44-SOH | Timekeeper® | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Watchdog Timer | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Clock/Calendar | Parallel | 44-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 3V ~ 3.6V | ||
|
|
|
GET PRICE |
13,320
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 4.5 V ~ 5.5 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 4.75V ~ 5.5V | ||
|
|
|
GET PRICE |
56,200
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR PAR 28SOH | Timekeeper® | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Clock/Calendar | Parallel | 28-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | 2mA @ 3V ~ 3.6V | ||
|
|
GET PRICE |
13,200
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 100µA @ 2V ~ 5.5V | ||
|
|
|
GET PRICE |
35,780
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Discontinued at Digi-Key | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 100µA @ 2V ~ 5.5V | ||
|
|
|
GET PRICE |
73,900
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | - | 2.4µA ~ 31µA @ 2V ~ 5.5V | ||
|
|
|
GET PRICE |
79,480
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC PHANTOM SER 28-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year, Supervisor | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Phantom Time Chip | Serial | 28-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 2mA @ 2.7V ~ 3.6V | ||
|
|
|
GET PRICE |
49,480
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | - | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS | YY-MM-DD-dd | - | 1.2µA ~ 31µA @ 3V ~ 5.5V | ||
|
|
GET PRICE |
59,320
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-TSSOP | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Clock/Calendar | I²C, 2-Wire Serial | - | 2 V ~ 5.5 V | - | HH:MM:SS | YY-MM-DD-dd | - | 1.2µA ~ 31µA @ 3V ~ 5.5V | ||
|
|
|
GET PRICE |
78,400
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Leap Year | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 70µA @ 2V ~ 5.5V | ||
|
|
|
GET PRICE |
47,300
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Digi-Reel® | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 100µA @ 2V ~ 5.5V | ||
|
|
|
69,740
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 100µA @ 2V ~ 5.5V | |||
|
|
|
21,500
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 8-SOIC | - | Active | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 8-SO | 2 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.5 V | 100µA @ 2V ~ 5.5V | |||
|
|
|
20,000
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC PHANTOM SER 28-SOIC | - | Obsolete | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Leap Year, Supervisor | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Phantom Time Chip | Serial | 28-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 2mA @ 2.7V ~ 3.6V | |||
|
|
|
76,100
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC PHANTOM SER 28-SOIC | - | Obsolete | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Leap Year, Supervisor | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Phantom Time Chip | Serial | 28-SOH | 3 V ~ 3.6 V | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2.5 V ~ 3.7 V | 2mA @ 2.7V ~ 3.6V | |||
|
|
GET PRICE |
69,660
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 18-SOIC | - | Active | Digi-Reel® | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 18-SOX | 2.7 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 100µA @ 2.7V ~ 5.5V | ||
|
|
|
55,740
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 18-SOIC | - | Active | Cut Tape (CT) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 18-SOX | 2.7 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 100µA @ 2.7V ~ 5.5V | |||
|
|
|
70,140
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 18-SOIC | - | Active | Tape & Reel (TR) | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 18-SOX | 2.7 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 100µA @ 2.7V ~ 5.5V | |||
|
|
|
GET PRICE |
43,940
One step to sell excess stocks.Or submit Qty to get quotes
|
STMicroelectronics | IC RTC CLK/CALENDAR I2C 18-SOIC | - | Obsolete | Tube | -40°C ~ 85°C | Surface Mount | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Clock/Calendar | I²C, 2-Wire Serial | 18-SOX | 2.7 V ~ 5.5 V | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2 V ~ 3.5 V | 100µA @ 2.7V ~ 5.5V |
