Overview
The MAX1446GHJ+T is a 10-bit, 60Msps (mega-samples per second), 3.0V, low-power analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This ADC features a fully differential input, a pipelined 10-stage ADC architecture with digital error correction, and a wideband track and hold (T/H) stage. It is optimized for low-power, high dynamic performance applications in imaging and digital communications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 10 Bits | |
| Sampling Speed | 60 Msps | |
| Supply Voltage | 2.7V to 3.6V | V |
| Power Consumption (Normal Operation) | 90 mW | mW |
| Power Consumption (Shutdown Mode) | 5 µA | µA |
| Signal-to-Noise Ratio (SNR) at 20MHz | 59.5 dB | dB |
| Spurious Free Dynamic Range (SFDR) at 20MHz | 73 dBc | dBc |
| Input Bandwidth | 400 MHz | MHz |
| Input Voltage Range | 2 Vp-p Differential | Vp-p |
| Reference Voltage | 2.048 V Precision Bandgap Reference | V |
| Output Type | Parallel, Offset Binary, Three-State | |
| Output Voltage Range | 1.7V to 3.3V | V |
| Package Type | 32-Pin TQFP | |
| Operating Temperature Range | -40°C to +105°C (Automotive) | °C |
Key Features
- Single 3.0V Operation
- Excellent Dynamic Performance: 59.5dB SNR and 73dB SFDR at 20MHz input frequency
- Low Power: 30mA in normal operation and 5µA in shutdown mode
- Fully Differential Analog Input with 400MHz -3dB bandwidth
- Wide 2Vp-p Differential Input Voltage Range
- On-Chip 2.048V Precision Bandgap Reference
- CMOS-Compatible Three-State Outputs
- Available in a 5mm x 5mm, 32-Pin TQFP Package
- Evaluation Kit Available (MAX1448 EV Kit)
Applications
- Baseband and IF Digitization
- CCD Imaging
- Digital Set-Top Boxes
- Ultrasound Imaging
- Video Digitizing Applications
Q & A
- What is the resolution of the MAX1446GHJ+T ADC?
The MAX1446GHJ+T has a resolution of 10 bits. - What is the sampling speed of the MAX1446GHJ+T?
The sampling speed is 60 Msps. - What is the supply voltage range for the MAX1446GHJ+T?
The supply voltage range is from 2.7V to 3.6V. - How much power does the MAX1446GHJ+T consume in normal operation?
The device consumes 90 mW in normal operation. - What is the power consumption in shutdown mode?
The power consumption in shutdown mode is 5 µA. - What is the signal-to-noise ratio (SNR) at a 20MHz input frequency?
The SNR at a 20MHz input frequency is 59.5 dB. - What is the spurious free dynamic range (SFDR) at a 20MHz input frequency?
The SFDR at a 20MHz input frequency is 73 dBc. - What is the input bandwidth of the MAX1446GHJ+T?
The input bandwidth is 400 MHz. - What type of output does the MAX1446GHJ+T have?
The device has parallel, offset binary, three-state outputs. - What is the operating temperature range for the MAX1446GHJ+T?
The operating temperature range is -40°C to +105°C for automotive applications.
