Overview
The MAX1309ECM/V+T is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1304–MAX1314 family, which offers 8-, 4-, or 2-channel configurations. The MAX1309 specifically provides a ±5V input range with ±16.5V fault-tolerant inputs, making it suitable for a wide range of applications requiring precise and simultaneous sampling of multiple analog signals.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 8, 4, or 2 independent channels |
| Resolution | 12 bits |
| Analog Input Range | ±5V (MAX1309) |
| Fault-Tolerant Inputs | ±16.5V |
| Conversion Time | 0.9µs for two channels, 1.98µs for eight channels |
| Throughput | 456ksps per channel (8-channel mode) |
| Track-and-Hold Input Bandwidth | 20MHz |
| Supply Voltage | +4.75V to +5.25V (analog), +2.7V to +5.25V (digital) |
| Supply Current | 57mA total supply current |
| Operating Temperature Range | -40°C to +85°C |
| Package | 48-pin 7mm x 7mm LQFP |
Key Features
- Independent track-and-hold (T/H) circuitry for simultaneous sampling of each channel.
- Internal or external clock options.
- Internal (+2.5V) or external (+2.0V to +3.0V) reference voltage.
- Power-saving modes including shutdown and channel shutdown.
- High throughput with up to 456ksps per channel in 8-channel mode.
- High accuracy with ±1 LSB INL and ±0.9 LSB DNL.
- Excellent dynamic performance with 84dBc SFDR, -86dBc THD, and 71dB SINAD.
Applications
- Data acquisition systems.
- Industrial control and automation.
- Medical devices requiring high precision and simultaneous sampling.
- Aerospace and defense applications where high reliability and accuracy are crucial.
- Test and measurement equipment.
Q & A
- What is the resolution of the MAX1309 ADC?
The MAX1309 has a 12-bit resolution.
- What are the input voltage ranges for the MAX1309?
The MAX1309 has an input voltage range of ±5V with ±16.5V fault-tolerant inputs.
- How many channels does the MAX1309 support?
The MAX1309 supports 8, 4, or 2 independent input channels.
- What is the conversion time for the MAX1309?
The conversion time is 0.9µs for two channels and up to 1.98µs for eight channels.
- What is the throughput of the MAX1309 in 8-channel mode?
The throughput is 456ksps per channel in 8-channel mode.
- What is the track-and-hold input bandwidth of the MAX1309?
The track-and-hold input bandwidth is 20MHz.
- What are the supply voltage requirements for the MAX1309?
The MAX1309 operates from a +4.75V to +5.25V analog supply and a +2.7V to +5.25V digital supply.
- What is the operating temperature range of the MAX1309?
The operating temperature range is -40°C to +85°C.
- What package options are available for the MAX1309?
The MAX1309 is available in a 48-pin 7mm x 7mm LQFP package.
- Does the MAX1309 support power-saving modes?
Yes, the MAX1309 supports shutdown and channel shutdown power-saving modes.
