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LTC2662 Datasheet

LTC2662 Datasheet

Five-Channel, 300mA Current-Source-Output 16-/12-Bit SoftSpan DACs
Part No.: LTC2662
Page: 28 Pages
Size: 1595 KB
Manufacturer: Linear Technology
Logo:
Views: 1
Update Time: 2024-11-21 10:20:26
DataSheet: Download

LTC2662 Datasheet Applicable Part

Part No. Packing SPQ Marking MSL Pins Temp Range Package Description Buy
LTC2662CUH-12#PBF Tube 73   1 32 0°C ~70°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662CUH-12#TRPBF Reel 2500   1 32 0°C ~70°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662CUH-12#TRMPBF Reel 500   1 32 0°C ~70°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662CUH-16#PBF Tube 73   1 32 0°C ~70°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662CUH-16#TRPBF Reel 2500   1 32 0°C ~70°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662CUH-16#TRMPBF Reel 500   1 32 0°C ~70°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662IUH-12#PBF Tube 73   1 32 -40°C ~85°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662IUH-12#TRPBF Reel 2500   1 32 -40°C ~85°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662IUH-12#TRMPBF Reel 500   1 32 -40°C ~85°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662IUH-16#PBF Tube 73   1 32 -40°C ~85°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662IUH-16#TRPBF Reel 2500   1 32 -40°C ~85°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662IUH-16#TRMPBF Reel 500   1 32 -40°C ~85°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662HUH-12#PBF Tube 73   1 32 -40°C ~125°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662HUH-12#TRPBF Reel 2500   1 32 -40°C ~125°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662HUH-12#TRMPBF Reel 500   1 32 -40°C ~125°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662HUH-16#PBF Tube 73   1 32 -40°C ~125°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662HUH-16#TRPBF Reel 2500   1 32 -40°C ~125°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662HUH-16#TRMPBF Reel 500   1 32 -40°C ~125°C 32-Lead QFN (5mm x 5mm x 0.75mm)  
LTC2662-16DICE#6AJ Wafer 100     0   UNSAWN DIE/WAFER SALES  
LTC2662-16DWF#6AJ-ES Wafflepack 2473     0   CHIPS OR DIE  
SPQ:Standard Pack Quantity;MSL:Moisture Sensitivity Level

LTC2662 Datasheet(PDF)

LTC2662 Datasheet(Picture)

LTC2662 Features

  • Per-Channel Programmable Output Ranges:
    300mA, 200mA, 100mA, 50mA, 25mA, 12.5mA,6.25mA and 3.125mA
  • Flexible 2.85V to 33V Supply Voltage
  • 1V Dropout Guaranteed
  • Separate Voltage Supply per Output Channel
  • Internal Switches to Optional Negative Supply
  • Full 16-/12-Bit Resolution at All Ranges
  • Guaranteed Operation –40°C to 125°C
  • Precision (10ppm/°C Max) Internal Reference or External Reference Input
  • Analog Mux Monitors Voltages and Currents
  • A/B Toggle via SPI or Dedicated Pin
  • 1.8V to 5V SPI Serial Interface
  • 5mm × 5mm 32-Lead QFN Package

LTC2662 Applications

  • Tunable Lasers
  • Semiconductor Optical Amplifiers
  • Resistive Heaters
  • Current Mode Biasing
  • Proportional Solenoid Drive

LTC2662 Description

The LTC2662 is a family of five-channel, 16-/12-bit current-source digital-to-analog converters, providing five high-compliance current source outputs with guaranteed 1V dropout at 200mA. The part supports load voltages of up to 32V. There are eight current ranges, programmable per channel, with full-scale outputs of up to 300mA; and the channels can be paralleled to allow for ultrafine adjustments of large currents, or for combined outputs of up to 1.5A.

A dedicated supply pin is provided for every output channel. Each can be operated from 2.85V to 33V, and internal switches allow any output to be pulled to the optional negative supply.

The LTC2662 includes a precision integrated 1.25V reference (10ppm/°C maximum), with the option to use an external reference.

The SPI/Microwire-compatible 3-wire serial interface operates on logic levels as low as 1.71V at clock rates up to 50MHz.

LTC2662 Datasheet Related Parts

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