Overview
The ADUM7704BRWZ from Analog Devices Inc. is a high-performance, isolated, second-order sigma-delta modulator. This component is designed to convert an analog input signal into a high-speed, single-bit data stream. It features on-chip filtering and is particularly suited for applications requiring high accuracy and isolation. The ADUM7704BRWZ is packaged in a 16-lead SOIC and is known for its robust performance in various industrial and automotive environments.
Key Specifications
| Parameter | Value |
|---|---|
| MOUNTING STYLE | SMD/SMT |
| RESOLUTION | 16 bit |
| NUMBER OF CHANNELS | 1 Channel |
| INTERFACE TYPE | Serial |
| SAMPLING RATE | 78.1 kS/s |
| INPUT TYPE | Pseudo-Differential |
| ARCHITECTURE | Sigma-Delta |
| ANALOG SUPPLY VOLTAGE | 4.5 V to 20 V |
| DIGITAL SUPPLY VOLTAGE | 4.5 V to 20 V |
| SNR - SIGNAL TO NOISE RATIO | 82 dB |
| MINIMUM OPERATING TEMPERATURE | -40°C |
| MAXIMUM OPERATING TEMPERATURE | +125°C |
| DEVELOPMENT KIT | EV-ADuM7704-8FMCZ |
| DNL - DIFFERENTIAL NONLINEARITY | 0.99 LSB |
| ENOB - EFFECTIVE NUMBER OF BITS | 13 bit |
| GAIN ERROR | 0.2 %FSR |
| INL - INTEGRAL NONLINEARITY | 2 LSB |
| MOISTURE SENSITIVE | Yes |
| NUMBER OF CONVERTERS | 1 Converter |
| POWER DISSIPATION | 133 mW |
| REFERENCE TYPE | Internal |
| SFDR - SPURIOUS FREE DYNAMIC RANGE | -97 dB |
| SHUTDOWN | Shutdown |
| SINAD - SIGNAL TO NOISE AND DISTORTION RATIO | 82 dB |
| THD - TOTAL HARMONIC DISTORTION | -89 dB |
| TYPE | Sigma-Delta Modulator |
Key Features
- High accuracy measurement data
- Fault detection and diagnosis capabilities
- Data compression for efficient storage
- High-speed, single-bit data stream output
- On-chip filtering for improved signal quality
- Isolated design for enhanced safety and reliability
- Wide operating temperature range (-40°C to +125°C)
- Flexible analog and digital supply voltage (4.5 V to 20 V)
Applications
- Shunt current monitoring
- AC motor controls
- Power and solar inverters
- Wind turbine inverters
- Analog-to-digital and optoisolator replacement in various industrial and automotive systems
Q & A
- Q: What is the resolution of the ADUM7704BRWZ?
A: The ADUM7704BRWZ has a resolution of 16 bits.
- Q: What is the sampling rate of the ADUM7704BRWZ?
A: The sampling rate of the ADUM7704BRWZ is 78.1 kS/s.
- Q: What is the operating temperature range of the ADUM7704BRWZ?
A: The ADUM7704BRWZ operates within a temperature range of -40°C to +125°C.
- Q: What is the supply voltage range for the ADUM7704BRWZ?
A: The ADUM7704BRWZ can operate with both analog and digital supply voltages ranging from 4.5 V to 20 V.
- Q: Does the ADUM7704BRWZ support fault detection and diagnosis?
A: Yes, the ADUM7704BRWZ includes features for fault detection and diagnosis.
- Q: What are the typical applications of the ADUM7704BRWZ?
A: The ADUM7704BRWZ is commonly used in shunt current monitoring, AC motor controls, power and solar inverters, and wind turbine inverters.
- Q: Is the ADUM7704BRWZ moisture sensitive?
A: Yes, the ADUM7704BRWZ is moisture sensitive.
- Q: What is the power dissipation of the ADUM7704BRWZ?
A: The power dissipation of the ADUM7704BRWZ is 133 mW.
- Q: Does the ADUM7704BRWZ have a development kit available?
A: Yes, the development kit for the ADUM7704BRWZ is the EV-ADuM7704-8FMCZ.
- Q: How can I ensure the ADUM7704BRWZ is original and brand new?
A: Ensure that you purchase from a reputable supplier that guarantees the product is original and brand new through stringent QC processes.
