Overview
The MAX120CWG, produced by Analog Devices Inc./Maxim Integrated, is a high-performance, 12-bit analog-to-digital converter (ADC) designed for various high-speed data acquisition applications. This BiCMOS sampling ADC integrates an on-chip track/hold (T/H) circuit and a low-drift voltage reference, ensuring fast conversion speeds and low power consumption. The MAX120CWG is part of the MAX120/MAX122 family, offering a throughput rate of up to 500ksps, making it suitable for demanding digital signal processing, audio and telecom processing, and other high-speed data acquisition tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Conversion Time | 1.6µs (MAX120) |
| Throughput Rate | Up to 500ksps (MAX120) |
| Analog Input Voltage Range | -5V to +5V |
| Clock Frequency Range | 0.1MHz to 8MHz (MAX120) |
| Power Dissipation | 210mW |
| Operating Temperature Range | 0°C to 70°C |
| Package Type | 24-SOIC (0.295", 7.50mm Width) |
| Mounting Type | Surface Mount |
Key Features
- 12-bit resolution with no missing codes over temperature
- Low-drift internal voltage reference (20ppm/°C)
- Fast conversion time of 1.6µs and throughput rate of up to 500ksps
- Low noise and distortion: 70dB (min) SINAD, -77dB (max) THD
- Low power dissipation of 210mW
- Separate track/hold control input
- Standard microprocessor interface with three-state data outputs compatible with 12-bit data buses
- TTL/CMOS compatible logic inputs and outputs
- Direct interface to FIFO buffers to reduce microprocessor interrupt overhead
Applications
- Digital signal processing
- Audio and telecom processing
- Speech recognition and synthesis
- High-speed data acquisition
- Spectrum analysis
- Data logging systems
Q & A
- What is the resolution of the MAX120CWG ADC?
The MAX120CWG has a 12-bit resolution.
- What is the conversion time and throughput rate of the MAX120CWG?
The conversion time is 1.6µs, and the throughput rate is up to 500ksps.
- What is the analog input voltage range of the MAX120CWG?
The analog input voltage range is from -5V to +5V.
- What clock frequency range does the MAX120CWG support?
The MAX120CWG supports clock frequencies from 0.1MHz to 8MHz.
- How much power does the MAX120CWG dissipate?
The MAX120CWG dissipates 210mW of power.
- What is the operating temperature range of the MAX120CWG?
The operating temperature range is from 0°C to 70°C.
- What package type is the MAX120CWG available in?
The MAX120CWG is available in a 24-SOIC package.
- Is the MAX120CWG compatible with TTL/CMOS logic?
- Can the MAX120CWG interface directly with a FIFO buffer?
- What are some typical applications of the MAX120CWG?
Typical applications include digital signal processing, audio and telecom processing, speech recognition and synthesis, high-speed data acquisition, spectrum analysis, and data logging systems.
