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Product Detailed Parameters
- Description:IC DAC 12BIT V-OUT 16SSOP
- Series:-
- Mfr:Analog Devices Inc.
- Package:Tube
- Number of Bits:12
- Number of D/A Converters:8
- Settling Time:7µs (Typ)
- Output Type:Voltage - Buffered
- Differential Output:No
- Data Interface:I2C
- Reference Type:External
- Voltage - Supply, Analog:2.7V ~ 5.5V
- Voltage - Supply, Digital:2.7V ~ 5.5V
- INL/DNL (LSB):±1, ±0.5 (Max)
- Architecture:-
- Operating Temperature:0°C ~ 70°C
- Package / Case:16-SSOP (0.154", 3.90mm Width)
- Supplier Device Package:16-SSOP
- Mounting Type:Surface Mount
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Overview
The LTC2625CGN#PBF is an octal, 12-bit rail-to-rail voltage-output digital-to-analog converter (DAC) housed in a 16-lead narrow SSOP package. It operates on a single supply voltage ranging from 2.7V to 5.5V and features built-in high-performance output buffers guaranteed monotonic over temperature. The device utilizes a 2-wire I²C compatible serial interface supporting standard mode (100kHz) and fast mode (400kHz). Key electrical specifications include a settling time of 7µs, differential nonlinearity (DNL) of ±0.5 LSB, and integral nonlinearity (INL) of ±1 LSB. Power consumption is low at 2.5mA with individual channel power-down capability reducing current to 1µA.
Feature Summary
- Octal 12-Bit Resolution: Provides eight independent 12-bit DAC channels in a compact 16-lead SSOP package.
- Rail-to-Rail Output: Built-in buffers drive outputs from 0V to VREF with ±15mA minimum output drive current.
- I²C Interface: Supports 2-wire communication with 27 selectable slave addresses via CA0-CA2 pins.
- Low Power Operation: Consumes 250µA per DAC at 3V; individual channels power down to 1µA maximum.
Applications
- Mobile Communications
- Process Control and Industrial Automation
- Instrumentation
- Automatic Test Equipment
Procurement Notes
Verify the operating temperature range matches the application requirements. The 'C' suffix indicates a commercial range of 0°C to 70°C. Ensure the I²C bus pull-up resistors are selected appropriately for the system voltage and capacitance to maintain signal integrity during data transmission.
Selection Notes
Select this component when multiple low-resolution analog outputs are required in a space-constrained design. Compare against LTC2605 (16-bit) or LTC2615 (14-bit) if higher resolution is needed. Verify that the external reference voltage does not exceed the supply voltage VCC.
Part Context
This part belongs to the LTC2605/LTC2615/LTC2625 family of pin-compatible octal DACs. The LTC2625 variant specifically offers 12-bit resolution, distinguishing it from the 16-bit LTC2605 and 14-bit LTC2615. All variants share the same 16-lead SSOP footprint and I²C interface protocol.
Replacement Considerations
LTC2625IGN#PBF provides the same functionality with an extended industrial temperature range (-40°C to 85°C).
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