Overview
The ADE7169ASTZF16-RL is a single-phase energy measurement IC produced by Analog Devices Inc. This integrated circuit combines an analog front end, a fixed-function digital signal processing (DSP) solution, and an enhanced 8052 microcontroller (MCU) core. It is designed to provide high accuracy in active, reactive, and apparent energy measurements, making it ideal for electronic energy meters with LCD displays.
The device integrates various features such as a real-time clock (RTC), LCD driver, and multiple peripherals, simplifying the design of energy meters. It supports various power line supervisory features and complies with several international standards for energy measurement.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Operating Temperature Range | −40°C to +85°C | °C | |
| Package Type | 64-Lead LQFP | ||
| Supply Current (Active Mode) | 4 mA to 1.6 mA (PLL clock dependent) | mA | |
| Supply Current (Battery Mode) | 3.2 mA to 400 µA (PLL clock dependent) | mA/µA | |
| Supply Current (RTC Mode) | 1.5 µA | µA | |
| Supply Current (RTC and LCD Mode) | 38 µA (LCD charge pump enabled) | µA | |
| Reference Voltage | 1.2 V ± 0.1% (10 ppm/°C drift) | V | |
| Active Energy Measurement Error | < 0.1% of reading over a dynamic range of 1000 to 1 at 25°C | % | |
| Reactive Energy Measurement Error | < 0.5% of reading over a dynamic range of 1000 to 1 at 25°C | % | (ADE7169 and ADE7569 only) |
Key Features
- Proprietary analog-to-digital converters (ADCs) and digital signal processing (DSP) for high accuracy energy measurements.
- Supports active, reactive, and apparent energy calculations, as well as voltage and current rms measurements.
- Compliance with IEC 62053-21, IEC 62053-22, IEC 62053-23, EN 50470-3 Class A, Class B, and Class C, and ANSI C12-16 standards.
- Differential input with programmable gain amplifiers (PGAs) supporting shunts, current transformers, and di/dt current sensors.
- 8052-based MCU core with single-cycle 4 MIPS, real-time clock, and LCD driver.
- Integrated peripherals including SPI or I2C interface, UART interface, and watchdog timer.
- Low power modes including battery mode and sleep mode with ultra-low battery supply current.
- Internal adjustable drive voltages up to 5 V for LCD operation.
Applications
- Electronic energy meters with LCD displays.
- Smart metering systems.
- Power quality monitoring and analysis.
- Industrial and commercial energy measurement applications.
- Automated meter reading (AMR) and advanced metering infrastructure (AMI) systems.
Q & A
- What is the operating temperature range of the ADE7169ASTZF16-RL?
The operating temperature range is −40°C to +85°C.
- What types of energy measurements does the ADE7169ASTZF16-RL support?
The device supports active, reactive, and apparent energy measurements, as well as voltage and current rms measurements.
- What are the key standards that the ADE7169ASTZF16-RL complies with?
The device complies with IEC 62053-21, IEC 62053-22, IEC 62053-23, EN 50470-3 Class A, Class B, and Class C, and ANSI C12-16 standards.
- What is the accuracy of active energy measurement for the ADE7169ASTZF16-RL?
The active energy measurement error is less than 0.1% of reading over a dynamic range of 1000 to 1 at 25°C.
- Does the ADE7169ASTZF16-RL support low power modes?
Yes, it supports low power modes including battery mode and sleep mode with ultra-low battery supply current.
- What type of MCU core does the ADE7169ASTZF16-RL use?
The device uses an 8052-based MCU core with a single-cycle 4 MIPS.
- What peripherals are integrated into the ADE7169ASTZF16-RL?
The device includes peripherals such as SPI or I2C interface, UART interface, watchdog timer, and an LCD driver.
- How does the ADE7169ASTZF16-RL handle antitamper detection?
The device includes 2 current inputs for antitamper detection.
- What is the reference voltage of the ADE7169ASTZF16-RL?
The reference voltage is 1.2 V ± 0.1% (10 ppm/°C drift).
- What is the package type of the ADE7169ASTZF16-RL?
The package type is a 64-Lead LQFP.
