仕様
| 属性 | 値 |
| Package | Tape & Reel (TR) |
| ProductStatus | Active |
| Type | Isolated Module |
| NumberofChannels | 1 |
| Resolution(Bits) | 16 b |
| SamplingRate(PerSecond) | 78k |
| DataInterface | CMOS, Serial |
| VoltageSupplySource | Single Supply |
| Voltage-Supply | 3V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.295, 7.50mm Width) |
概要
Description
The AMC1304M25DWR is a precision isolated delta-sigma (ΔΣ) modulator designed by Texas Instruments for high-resolution data acquisition applications. It is primarily used in systems that require galvanic isolation, such as energy metering, motor control, and industrial automation. The device features a differential analog input, which enhances common-mode noise rejection and improves signal integrity.
Key specifications include a 25-bit resolution, which ensures high accuracy in digital signal processing. The AMC1304M25DWR operates with a 20 MHz clock frequency and offers a typical signal bandwidth of 50 kHz. It also supports a high input impedance, which minimizes signal distortion from the source.
The device is housed in an 8-pin SOIC package with an integrated digital isolation barrier rated for 5 kV RMS, ensuring safe operation in high-voltage environments. The device operates over an extended temperature range, making it suitable for various industrial conditions. Its low power consumption and high performance make it ideal for precision signal conversion in isolated systems.
Key specifications include a 25-bit resolution, which ensures high accuracy in digital signal processing. The AMC1304M25DWR operates with a 20 MHz clock frequency and offers a typical signal bandwidth of 50 kHz. It also supports a high input impedance, which minimizes signal distortion from the source.
The device is housed in an 8-pin SOIC package with an integrated digital isolation barrier rated for 5 kV RMS, ensuring safe operation in high-voltage environments. The device operates over an extended temperature range, making it suitable for various industrial conditions. Its low power consumption and high performance make it ideal for precision signal conversion in isolated systems.
Equivalent
The AMC1304M25DWR is an isolated delta-sigma modulator from Texas Instruments. Equivalent products include:
1. Analog Devices AD7403 – A similar isolated sigma-delta modulator.
2. Silicon Labs Si8920 – Another isolated modulator option.
3. Maxim Integrated MAX14001 – Offers similar isolation and performance features.
Always compare specifications like isolation rating, input range, and data rate to ensure compatibility with your application.
1. Analog Devices AD7403 – A similar isolated sigma-delta modulator.
2. Silicon Labs Si8920 – Another isolated modulator option.
3. Maxim Integrated MAX14001 – Offers similar isolation and performance features.
Always compare specifications like isolation rating, input range, and data rate to ensure compatibility with your application.
Features
The AMC1304M25DWR is a precision isolated delta-sigma (ΔΣ) modulator by Texas Instruments, designed for current and voltage sensing in high-resolution measurement applications. Key features include:
1. Isolation: It provides reinforced isolation up to 7000 VPEAK, which is crucial for safety in high-voltage applications.
2. Performance: It offers a high signal-to-noise ratio (SNR) of 85 dB and a total harmonic distortion (THD) of -88 dB, ensuring accurate data acquisition.
3. Input: The device supports a differential input voltage range with a ±250 mV (nominal) input voltage range.
4. Output: It generates a digital bitstream output, compatible with digital filters in microcontrollers or FPGAs for further processing.
5. Data Rate: Supports a modulator clock rate up to 20 MHz, enabling fast data acquisition.
6. Temperature Range: The operating temperature range is from -40°C to 125°C, suitable for various industrial environments.
7. Package: Available in a small 8-pin SOIC (D) package, facilitating compact designs.
These features make the AMC1304M25DWR ideal for motor control, power monitoring, and other industrial applications requiring precise and isolated measurement.
1. Isolation: It provides reinforced isolation up to 7000 VPEAK, which is crucial for safety in high-voltage applications.
2. Performance: It offers a high signal-to-noise ratio (SNR) of 85 dB and a total harmonic distortion (THD) of -88 dB, ensuring accurate data acquisition.
3. Input: The device supports a differential input voltage range with a ±250 mV (nominal) input voltage range.
4. Output: It generates a digital bitstream output, compatible with digital filters in microcontrollers or FPGAs for further processing.
5. Data Rate: Supports a modulator clock rate up to 20 MHz, enabling fast data acquisition.
6. Temperature Range: The operating temperature range is from -40°C to 125°C, suitable for various industrial environments.
7. Package: Available in a small 8-pin SOIC (D) package, facilitating compact designs.
These features make the AMC1304M25DWR ideal for motor control, power monitoring, and other industrial applications requiring precise and isolated measurement.
Pinout
The AMC1304M25DWR is a precision, delta-sigma modulator designed by Texas Instruments. It is commonly used for current measurement in motor control applications. The device is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. VDD1 (Pin 1): Analog power supply for the high-side of the device.
2. VINP (Pin 2): Non-inverting analog input.
3. VINN (Pin 3): Inverting analog input.
4. AGND1 (Pin 4): Analog ground reference for the high-side.
5. DOUT (Pin 5): Digital output for the modulate bit-stream.
6. CLKIN (Pin 6): Clock input for synchronous operation.
7. DGND (Pin 7): Digital ground reference for the low-side.
8. VDD2 (Pin 8): Digital power supply for the low-side of the device.
These pins support the AMC1304M25DWR in delivering high-accuracy and isolated analog-to-digital conversion, useful for monitoring power electronics and motor drives.
1. VDD1 (Pin 1): Analog power supply for the high-side of the device.
2. VINP (Pin 2): Non-inverting analog input.
3. VINN (Pin 3): Inverting analog input.
4. AGND1 (Pin 4): Analog ground reference for the high-side.
5. DOUT (Pin 5): Digital output for the modulate bit-stream.
6. CLKIN (Pin 6): Clock input for synchronous operation.
7. DGND (Pin 7): Digital ground reference for the low-side.
8. VDD2 (Pin 8): Digital power supply for the low-side of the device.
These pins support the AMC1304M25DWR in delivering high-accuracy and isolated analog-to-digital conversion, useful for monitoring power electronics and motor drives.
Manufacturer
The AMC1304M25DWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits and embedded processors. The company is well-known for its innovations in analog and digital signal processing, which are used in various applications across industries such as automotive, industrial, consumer electronics, and communications. TI is recognized for its robust product portfolio and strong emphasis on research and development, aiming to deliver reliable and efficient solutions to its customers.
Application
The AMC1304M25DWR is a precision isolated delta-sigma modulator used in a variety of applications, primarily focusing on high-voltage systems requiring accurate current and voltage measurement. Key application areas include:
1. Motor Control: Provides precise current sensing for efficient motor operation and protection.
2. Solar Inverters: Facilitates accurate power conversion and monitoring.
3. Industrial Automation: Enhances performance and safety in automated systems through reliable signal isolation and measurement.
4. Power Supplies: Ensures accurate feedback and control in switch-mode power supplies.
5. Battery Management Systems: Supports effective monitoring and management of battery performance.
These applications benefit from the device's isolation capabilities and high accuracy in harsh environments.
1. Motor Control: Provides precise current sensing for efficient motor operation and protection.
2. Solar Inverters: Facilitates accurate power conversion and monitoring.
3. Industrial Automation: Enhances performance and safety in automated systems through reliable signal isolation and measurement.
4. Power Supplies: Ensures accurate feedback and control in switch-mode power supplies.
5. Battery Management Systems: Supports effective monitoring and management of battery performance.
These applications benefit from the device's isolation capabilities and high accuracy in harsh environments.
Package
The AMC1304M25DWR is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) package. This type of package is designed for surface-mount technology, providing a compact and efficient format for electronic components on printed circuit boards.
