
LTC2657CUFD-H12#TRPBF
ActiveOCTAL I2C 16-/12-BIT RAIL-TO-RAIL DACS WITH 10PPM/°C MAX REFERENCE
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LTC2657CUFD-H12#TRPBF
ActiveOCTAL I2C 16-/12-BIT RAIL-TO-RAIL DACS WITH 10PPM/°C MAX REFERENCE
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Technical Specifications
Parameters and characteristics for this part
| Specification | LTC2657CUFD-H12#TRPBF |
|---|---|
| Data Interface | I2C |
| Differential Output | False |
| INL/DNL (LSB) | 0.5 LSB, 0.1 LSB |
| Mounting Type | Surface Mount |
| Number of Bits | 12 bits |
| Number of D/A Converters | 8 |
| Operating Temperature [Max] | 70 °C |
| Operating Temperature [Min] | 0 °C |
| Output Type | Voltage - Buffered |
| Package / Case | 20-WFQFN Exposed Pad |
| Reference Type | External, Internal |
| Settling Time | 3.9 µs |
| Supplier Device Package | 20-QFN (4x5) |
| Voltage - Supply, Analog | 5 V |
| Voltage - Supply, Digital | 5 V |
LTC2657 Series
Octal I2C 16-/12-Bit Rail-to-Rail DACs with 10ppm/°C Max Reference
| Part | Operating Temperature [Max] | Operating Temperature [Min] | Number of Bits | Voltage - Supply, Analog [Min] | Voltage - Supply, Analog [Max] | Output Type | Mounting Type | INL/DNL (LSB) | Voltage - Supply, Digital [Max] | Voltage - Supply, Digital [Min] | Reference Type | Differential Output | Settling Time | Supplier Device Package | Package / Case [custom] | Package / Case [custom] | Package / Case [custom] | Data Interface | Number of D/A Converters | Package / Case | Voltage - Supply, Digital | Voltage - Supply, Analog |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Analog Devices | 70 °C | 0 °C | 12 bits | 2.7 V | 5.5 V | Voltage - Buffered | Surface Mount | 0.1 LSB 0.5 LSB | 5.5 V | 2.7 V | External Internal | 3.9 µs | 20-TSSOP-EP | 0.173 in 4.4 mm | Exposed Pad | 20-TSSOP | I2C | 8 | ||||
Analog Devices | 85 °C | -40 °C | 12 bits | Voltage - Buffered | Surface Mount | 0.1 LSB 0.5 LSB | External Internal | 3.9 µs | 20-QFN (4x5) | I2C | 8 | 20-WFQFN Exposed Pad | 5 V | 5 V | ||||||||
Analog Devices | 70 °C | 0 °C | 16 | Voltage - Buffered | Surface Mount | 0.3 LSB 2 LSB | External Internal | 9.1 µs | 20-QFN (4x5) | I2C | 8 | 20-WFQFN Exposed Pad | 5 V | 5 V | ||||||||
Analog Devices | 70 °C | 0 °C | 16 | 2.7 V | 5.5 V | Voltage - Buffered | Surface Mount | 0.3 LSB 2 LSB | 5.5 V | 2.7 V | External Internal | 9.1 µs | 20-QFN (4x5) | I2C | 8 | 20-WFQFN Exposed Pad | ||||||
Analog Devices | 70 °C | 0 °C | 16 | Voltage - Buffered | Surface Mount | 0.3 LSB 2 LSB | External Internal | 9.1 µs | 20-TSSOP-EP | 0.173 in 4.4 mm | Exposed Pad | 20-TSSOP | I2C | 8 | 5 V | 5 V | ||||||
Analog Devices | 70 °C | 0 °C | 16 | Voltage - Buffered | Surface Mount | 0.3 LSB 2 LSB | External Internal | 9.1 µs | 20-TSSOP-EP | 0.173 in 4.4 mm | Exposed Pad | 20-TSSOP | I2C | 8 | 5 V | 5 V | ||||||
Analog Devices | 70 °C | 0 °C | 12 bits | Voltage - Buffered | Surface Mount | 0.1 LSB 0.5 LSB | External Internal | 3.9 µs | 20-QFN (4x5) | I2C | 8 | 20-WFQFN Exposed Pad | 5 V | 5 V | ||||||||
Analog Devices | 70 °C | 0 °C | 16 | 2.7 V | 5.5 V | Voltage - Buffered | Surface Mount | 0.3 LSB 2 LSB | 5.5 V | 2.7 V | External Internal | 9.1 µs | 20-QFN (4x5) | I2C | 8 | 20-WFQFN Exposed Pad | ||||||
Analog Devices | 85 °C | -40 °C | 12 bits | 2.7 V | 5.5 V | Voltage - Buffered | Surface Mount | 0.1 LSB 0.5 LSB | 5.5 V | 2.7 V | External Internal | 3.9 µs | 20-TSSOP-EP | 0.173 in 4.4 mm | Exposed Pad | 20-TSSOP | I2C | 8 | ||||
Analog Devices | 70 °C | 0 °C | 12 bits | Voltage - Buffered | Surface Mount | 0.1 LSB 0.5 LSB | External Internal | 3.9 µs | 20-QFN (4x5) | I2C | 8 | 20-WFQFN Exposed Pad | 5 V | 5 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Tape & Reel (TR) | 2500 | $ 13.55 | |
Description
General part information
LTC2657 Series
The LTC2657 is a family of octal I2C 16-/12-Bit Rail-to-Rail DACs with Integrated 10ppm/°C Max Reference. The DACs have built-in high performance, rail-to-rail, output buffers and are guaranteed monotonic. The LTC2657-L has a full-scale output of 2.5V with the integrated reference and operates from a single 2.7V to 5.5V supply. The LTC2657-H has a full-scale output of 4.096V with the integrated reference and operates from a 4.5V to 5.5V supply. Each DAC can also operate with an external reference, which sets the full-scale output to 2 times the external reference voltage.The parts use a 2-wire I2C compatible serial interface. The LTC2657 operates in both the standard mode (maximum clock rate of 100kHz) and the fast mode (maximum clock rate of 400kHz). The LTC2657 incorporates a power-on reset circuit that is controlled by the PORSEL pin. If PORSEL is tied to GND the DACs reset to zero-scale at power-up. If PORSEL is tied to VCC, the DACs reset to mid-scale at power-up.ApplicationsMobile CommunicationsProcess Control and Industrial AutomationInstrumentationAutomatic Test EquipmentAutomotive
Documents
Technical documentation and resources