Overview
The AD674BTD/883B is a 12-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This integrated circuit is part of the AD674 series, known for its high precision and reliability. The AD674BTD/883B features a monolithic design using Analog Devices' BiMOS II process, which combines high-performance bipolar analog circuitry with digital CMOS logic. This ADC includes a high-precision voltage reference and clock on-chip, making it a comprehensive solution for various analog-to-digital conversion needs.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package | 28-lead Side-Brazed CerDIP (0.600", 15.24mm) |
| Number of Bits | 12 |
| Number of Inputs | 2 |
| Sampling Rate | 66 ksps |
| Polarity | Bipolar, Unipolar |
| Integral Nonlinearity (INL) | 1 LSB |
| Supply Voltage (Analog) | ±11.4 V ~ 16.5 V |
| Operating Temperature | -55°C ~ 125°C |
| Reference Type | External, Internal |
| Architecture | SAR (Successive Approximation Register) |
Key Features
- High Precision: The AD674BTD/883B features high precision with an integral nonlinearity of 1 LSB, ensuring accurate analog-to-digital conversions.
- Monolithic Design: Utilizes Analog Devices' BiMOS II process, combining bipolar analog circuitry with digital CMOS logic for enhanced performance.
- On-Chip Voltage Reference and Clock: Includes a high-precision voltage reference and clock, simplifying the design and reducing external component requirements.
- Three-State Output Buffer: Allows for direct interface to 8- and 16-bit microprocessor buses.
- Low Power Consumption: Offers lower power consumption compared to similar models like the AD574A.
- Fast Conversion Time: Converts in a maximum of 15 µs.
Applications
- Industrial Automation: Suitable for precision measurement and control systems in industrial environments.
- Medical Devices: Used in medical equipment requiring high accuracy and reliability in analog-to-digital conversions.
- Aerospace and Defense: Meets the stringent requirements of military and aerospace applications with its wide operating temperature range and high precision.
- Test and Measurement Equipment: Ideal for use in various test and measurement instruments where accurate data conversion is critical.
Q & A
- What is the resolution of the AD674BTD/883B ADC?
The AD674BTD/883B has a resolution of 12 bits.
- What is the sampling rate of the AD674BTD/883B?
The sampling rate is 66 ksps (kilo-samples per second).
- What is the operating temperature range of the AD674BTD/883B?
The operating temperature range is -55°C to 125°C.
- Does the AD674BTD/883B include an on-chip voltage reference and clock?
- What is the package type of the AD674BTD/883B?
The package type is 28-lead Side-Brazed CerDIP (0.600", 15.24mm).
- Is the AD674BTD/883B RoHS compliant?
No, the AD674BTD/883B contains lead and is not RoHS compliant.
- What is the conversion time of the AD674BTD/883B?
The conversion time is a maximum of 15 µs.
- Can the AD674BTD/883B be used with microprocessors?
- What is the architecture of the AD674BTD/883B?
The architecture is SAR (Successive Approximation Register).
- What are the supply voltage requirements for the AD674BTD/883B?
The supply voltage requirements are ±11.4 V ~ 16.5 V for the analog supply.
