Overview
The MAX1305ECM+T is a 12-bit, simultaneous-sampling analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1304–MAX1306/MAX1308–MAX1310/MAX1312–MAX1314 family, offering high-performance conversion capabilities. It features independent track-and-hold (T/H) circuitry for each channel, allowing for simultaneous sampling across multiple channels. The MAX1305ECM+T is designed for applications requiring fast conversion times and high throughput rates.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit |
| Number of Channels | Up to 8 independent channels |
| Input Range | 0 to +5V with ±6V fault-tolerant inputs |
| Conversion Time | 0.72µs for one channel, 0.9µs for two channels, 1.26µs for four channels, 1.98µs for eight channels |
| Throughput Rate | 1075ksps per channel for one channel, 901ksps per channel for two channels, 680ksps per channel for four channels, 456ksps per channel for eight channels |
| Aperture Delay | 8ns |
| T/H Input Bandwidth | 20MHz |
| Internal/External Reference | +2.5V internal or +2.0V to +3.0V external |
| Analog Supply Voltage | +4.75V to +5.25V |
| Digital Supply Voltage | +2.7V to +5.25V |
| Operating Temperature Range | -40°C to +85°C |
| Package Type | 48-pin LQFP (7mm x 7mm) |
Key Features
- Simultaneous sampling of up to eight independent input channels
- Fast conversion times: 0.72µs for one channel, 0.9µs for two channels, 1.26µs for four channels, and 1.98µs for eight channels
- High throughput rates: up to 1075ksps per 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
- 20MHz track-and-hold input bandwidth
- Extended input ranges with fault-tolerant inputs
- High signal integrity: ±1 LSB INL, ±0.9 LSB DNL (max), 84dBc SFDR, -86dBc THD, 71dB SINAD
Applications
The MAX1305ECM+T is suitable for a variety of high-performance data acquisition applications, including:
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive systems
- High-speed data acquisition systems
Q & A
- What is the resolution of the MAX1305ECM+T ADC?
The MAX1305ECM+T has a 12-bit resolution.
- How many channels can the MAX1305ECM+T support?
The MAX1305ECM+T can support up to eight independent input channels.
- What is the input range for the MAX1305ECM+T?
The input range for the MAX1305ECM+T is 0 to +5V with ±6V fault-tolerant inputs.
- What is the conversion time for the MAX1305ECM+T?
The conversion time is 0.72µs for one channel, 0.9µs for two channels, 1.26µs for four channels, and 1.98µs for eight channels.
- What is the throughput rate of the MAX1305ECM+T?
The throughput rate is up to 1075ksps per channel for one channel, 901ksps per channel for two channels, 680ksps per channel for four channels, and 456ksps per channel for eight channels.
- Does the MAX1305ECM+T support internal or external clock options?
Yes, the MAX1305ECM+T supports both internal and external clock options.
- What are the power-saving modes available on the MAX1305ECM+T?
The MAX1305ECM+T includes shutdown and channel shutdown power-saving modes.
- What is the operating temperature range of the MAX1305ECM+T?
The operating temperature range is -40°C to +85°C.
- What package type is the MAX1305ECM+T available in?
The MAX1305ECM+T is available in a 48-pin LQFP (7mm x 7mm) package.
- What are some typical applications for the MAX1305ECM+T?
Typical applications include industrial control systems, medical devices, aerospace and defense systems, automotive systems, and high-speed data acquisition systems.
