DS1344E-18+T&R
ActiveAnalog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR SPI 20TSSOP
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DS1344E-18+T&R
ActiveAnalog Devices Inc./Maxim Integrated
IC RTC CLK/CALENDAR SPI 20TSSOP
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Technical Specifications
Parameters and characteristics commom to parts in this series
| Specification | DS1344E-18+T&R | DS1344 Series |
|---|---|---|
| Current - Timekeeping (Max) | - | 160 µA |
| Current - Timekeeping (Max) | - | 120 µA |
| Features | Leap Year, NVRAM, Alarm, Square Wave Output, Trickle Charger | Leap Year, NVRAM, Alarm, Square Wave Output, Trickle Charger |
| Interface | SPI | SPI |
| Memory Size | 96 B | 96 B |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature [Max] | 85 °C | 85 °C |
| Operating Temperature [Min] | -40 °C | -40 °C |
| Package / Case | 20-TSSOP | 20-TSSOP, 14-WFDFN Exposed Pad |
| Package / Case [x] | 0.173 in | 0.173 in |
| Package / Case [y] | 4.4 mm | 4.4 mm |
| Supplier Device Package | 20-TSSOP | 20-TSSOP, 14-TDFN (3x3) |
| Time Format | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) |
| Type | Clock/Calendar | Clock/Calendar |
| Voltage - Supply [Max] | 5.5 V | 5.5 V |
| Voltage - Supply [Min] | 1.71 V | 1.71 - 3 V |
| Voltage - Supply, Battery [Max] | 5.5 V | 5.5 V |
| Voltage - Supply, Battery [Min] | 1.3 V | 1.3 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Cut Tape (CT) | 1 | $ 4.74 | |
| 10 | $ 4.25 | |||
| 25 | $ 4.02 | |||
| 100 | $ 3.49 | |||
| 250 | $ 3.31 | |||
| 500 | $ 2.97 | |||
| 1000 | $ 2.50 | |||
DS1344 Series
IC RTC CLK/CALENDAR SPI 20TSSOP
| Part | Package / Case [y] | Package / Case | Package / Case [x] | Type | Mounting Type | Features | Operating Temperature [Max] | Operating Temperature [Min] | Voltage - Supply, Battery [Min] | Voltage - Supply, Battery [Max] | Time Format | Supplier Device Package | Voltage - Supply [Min] | Voltage - Supply [Max] | Memory Size | Interface | Current - Timekeeping (Max) [Max] | Current - Timekeeping (Max) [Min] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Analog Devices Inc./Maxim Integrated DS1344E-3+T&R | 4.4 mm | 20-TSSOP | 0.173 in | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 20-TSSOP | 2.7 V | 5.5 V | 96 B | SPI | ||
Analog Devices Inc./Maxim Integrated DS1344E-18+T&R | 4.4 mm | 20-TSSOP | 0.173 in | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 20-TSSOP | 1.71 V | 5.5 V | 96 B | SPI | ||
Analog Devices Inc./Maxim Integrated DS1344D-18+T&R | 14-WFDFN Exposed Pad | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 14-TDFN (3x3) | 1.71 V | 5.5 V | 96 B | SPI | ||||
Analog Devices Inc./Maxim Integrated DS1344D-33+T&R | 14-WFDFN Exposed Pad | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 14-TDFN (3x3) | 3 V | 5.5 V | 96 B | SPI | 160 µA | 120 µA | ||
Analog Devices Inc./Maxim Integrated DS1344D-33+ | 14-WFDFN Exposed Pad | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 14-TDFN (3x3) | 3 V | 5.5 V | 96 B | SPI | 160 µA | 120 µA | ||
Analog Devices Inc./Maxim Integrated DS1344D-3+T&R | 14-WFDFN Exposed Pad | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 14-TDFN (3x3) | 2.7 V | 5.5 V | 96 B | SPI | ||||
Analog Devices Inc./Maxim Integrated DS1344E-3+ | 4.4 mm | 20-TSSOP | 0.173 in | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 20-TSSOP | 2.7 V | 5.5 V | 96 B | SPI | ||
Analog Devices Inc./Maxim Integrated DS1344E-18+ | 4.4 mm | 20-TSSOP | 0.173 in | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 20-TSSOP | 1.71 V | 5.5 V | 96 B | SPI | ||
Analog Devices Inc./Maxim Integrated DS1344D-3+ | 14-WFDFN Exposed Pad | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 14-TDFN (3x3) | 2.7 V | 5.5 V | 96 B | SPI | ||||
Analog Devices Inc./Maxim Integrated DS1344D-18+ | 14-WFDFN Exposed Pad | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 14-TDFN (3x3) | 1.71 V | 5.5 V | 96 B | SPI | ||||
Analog Devices Inc./Maxim Integrated DS1344E-33+ | 4.4 mm | 20-TSSOP | 0.173 in | Clock/Calendar | Surface Mount | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 85 °C | -40 °C | 1.3 V | 5.5 V | HH:MM:SS (12/24 hr) | 20-TSSOP | 3 V | 5.5 V | 96 B | SPI | 160 µA | 120 µA |
Description
General part information
DS1344 Series
Real Time Clock (RTC) IC Clock/Calendar 96B SPI 20-TSSOP (0.173", 4.40mm Width)
Documents
Technical documentation and resources