LTC2624CGN#PBF: Analog Devices' Precision 12-Bit Quad DAC for Demanding Applications

The LTC2624CGN#PBF from Analog Devices Inc. represents the pinnacle of digital-to-analog conversion technology, offering engineers and designers unparalleled performance in a compact package. As a 12-bit quad-channel DAC, this device sets new standards for precision, speed, and versatility in data acquisition systems across industrial, medical, and communications applications.

Unmatched Performance Specifications

High-Resolution Conversion

With 12-bit resolution across four independent channels, the LTC2624CGN#PBF delivers exceptional signal accuracy with 4,096 possible output levels per channel. This resolution ensures minimal quantization error (0.024% of full scale) for applications requiring fine voltage control.

Industry-Leading Speed

The remarkable 7 s settling time enables real-time signal generation for dynamic systems. This rapid response is complemented by a maximum update rate of 1MHz via SPI, making it ideal for:

• Waveform generation in test equipment
• Closed-loop control systems
• Fast-responding industrial automation

Advanced Architecture

The voltage-buffered output architecture provides:

• 5mA output drive capability
• Rail-to-rail operation
• Low impedance (0.5 typical)

Flexible System Integration

SPI Digital Interface

The 3-wire SPI-compatible interface (supporting 50MHz clock rates) features:

• Daisy-chain capability for multiple devices
• Hardware LDAC synchronization
• Software power-down modes

Power Supply Options

Operating from 2.5V to 5.5V supplies, the DAC offers:

• Low power consumption (0.7mA typ at 3V)
• Separate analog/digital supplies for noise reduction
• 2.7V to 5.5V logic compatibility

Precision Engineering

Reference Input

The external reference input accepts voltages up to VCC, enabling:

• System-wide voltage scaling
• Precision ratiometric operation
• Flexible output ranges (0V to VREF)

Exceptional Linearity

With 0.9 LSB INL and 0.5 LSB DNL (max), the DAC maintains:

• Monotonicity over temperature
• Excellent DC accuracy
• Consistent channel-to-channel matching

Robust Physical Implementation

Packaging

The 16-pin SSOP package (3.90mm width) features:

• Industrial-grade construction
• Lead-free/RoHS compliance
• Space-efficient footprint

Environmental Specifications

Rated for 0 C to 70 C operation with:

• 2.5mV output drift (typ)
• 0.5 LSB code stability
• ESD protection on all pins

Application Spotlight

Industrial Automation

In factory control systems, the LTC2624CGN#PBF excels at:

• PLC analog output modules
• Process variable setpoint generation
• Motor control position references

Medical Equipment

The DAC's precision supports:

• Patient monitor calibration
• Imaging system positioning
• Therapeutic device control

Test & Measurement

Instrument designers benefit from:

• Programmable stimulus generation
• Automatic test equipment (ATE)
• Sensor simulation

Design Considerations

Layout Recommendations

For optimal performance:

• Use ground planes and star connections
• Place bypass capacitors within 5mm
• Route digital signals away from analog paths

Reference Selection

Pair with precision references like:

• ADR441 (ultra-low noise)
• LT6654 (high-accuracy)
• LTC6655 (low-drift)

Why Engineers Choose LTC2624CGN#PBF

This DAC outperforms competitors through:

• Channel density: 4 DACs in one package reduces BOM
• Design flexibility: External reference enables system optimization
• Reliability: Analog Devices' quality assurance
• Cost efficiency: High integration lowers total solution cost

For your next design requiring precision analog outputs, the LTC2624CGN#PBF delivers uncompromising performance. Contact our technical sales team today to discuss how this DAC can solve your signal chain challenges.