Overview
The MAX1198ECM+TDG05, produced by Analog Devices Inc./Maxim Integrated, is a 3.3V, dual, 8-bit analog-to-digital converter (ADC) designed for high-performance and low-power applications. This ADC features fully differential wideband track-and-hold (T/H) inputs, driving two ADCs, and is optimized for low power consumption, small size, and high dynamic performance. It is particularly suited for applications in imaging, instrumentation, and digital communications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Supply Voltage | 2.7V to 3.6V | V |
| Resolution | 8-bit | |
| Sampling Rate | 100Msps | samples per second |
| Input Bandwidth | 400MHz (-3dB) | Hz |
| SINAD at 50MHz Input | 48.1dB | dB |
| SFDR at 50MHz Input | 66dBc | dBc |
| Power Consumption (Normal Operation) | 264mW | mW |
| Power Consumption (Sleep Mode) | 3.2mA | mA |
| Power Consumption (Shutdown Mode) | 0.15µA | µA |
| Output Format | Two's Complement or Offset Binary | |
| Output Power Supply | 1.7V to 3.6V | V |
| Package Type | 48-pin TQFP | |
| Operating Temperature Range | -40°C to +85°C | °C |
Key Features
- Single 2.7V to 3.6V operation
- Excellent dynamic performance with 48.1dB/47.6dB SINAD at 50MHz/200MHz input frequencies
- Low power consumption: 264mW in normal operation, 3.2mA in sleep mode, and 0.15µA in shutdown mode
- Wide ±1V peak-to-peak differential analog input voltage range
- 400MHz (-3dB) input bandwidth
- On-chip 2.048V precision bandgap reference
- User-selectable output format: two's complement or offset binary
- Parallel, CMOS-compatible three-state outputs
- Separate output power supply for flexible interfacing with various logic families
- Pin-compatible upgrades available for 8-bit and 10-bit versions
Applications
- Baseband I/Q Sampling
- Battery-Powered Applications
- Instrumentation
- MMDS Modems
- Multichannel IF Sampling
- Set-Top Boxes
- Ultrasound and Medical Imaging
- VSAT Terminals
- WLAN, WWAN, WLL
Q & A
- What is the maximum sampling rate of the MAX1198ECM+TDG05?
The MAX1198ECM+TDG05 has a maximum sampling rate of 100Msps.
- What is the input bandwidth of the MAX1198ECM+TDG05?
The input bandwidth is 400MHz (-3dB).
- What are the power consumption modes of the MAX1198ECM+TDG05?
The device operates in normal mode (264mW), sleep mode (3.2mA), and shutdown mode (0.15µA).
- What are the available output formats for the MAX1198ECM+TDG05?
The output format can be set to two's complement or straight offset binary.
- What is the operating temperature range of the MAX1198ECM+TDG05?
The operating temperature range is -40°C to +85°C.
- What package type is the MAX1198ECM+TDG05 available in?
The device is available in a 48-pin TQFP package.
- Can the MAX1198ECM+TDG05 be used with single-ended inputs?
- What is the purpose of the internal 2.048V precision bandgap reference?
The internal 2.048V precision bandgap reference sets the full-scale range of the ADC and allows for flexible reference structure.
- What are some typical applications of the MAX1198ECM+TDG05?
Typical applications include baseband I/Q sampling, instrumentation, MMDS modems, multichannel IF sampling, and ultrasound and medical imaging.
- Is the MAX1198ECM+TDG05 pin-compatible with other ADC models?
