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Product Detailed Parameters
- Description：ENERGY METERING IC
- Series：AD7756x
- Mfr：Analog Devices Inc.
- Package：Bulk
- Input Impedance：390kOhm
- Measurement Error：±0.4%
- Voltage - I/O High：2.4V, 4V
- Voltage - I/O Low：0.8V, 0.4V
- Current - Supply：3mA
- Voltage - Supply：4.5 V ~ 5.5 V
- Meter Type：2 x Single Phase
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：20-SSOP (0.209", 5.30mm Width)
- Supplier Device Package：20-SSOP
- Grade：-
- Qualification：-
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Overview
The AD7756ARS is a polyphase energy metering integrated circuit manufactured by Analog Devices. It features two analog-to-digital converters with a resolution of 16 bits and supports three measurement channels. The device operates on a single supply voltage ranging from 4.75 V to 5.25 V. It is designed for professional energy metering applications and includes pulse output capabilities. The component is housed in an SSOP-24 package and functions within a temperature range of -40°C to +85°C, consuming 17.5 mW of power.
Feature Summary
- Provides polyphase energy metering functionality with integrated pulse output
- Integrates dual 16-bit ADCs for high-resolution signal acquisition
- Supports three-channel measurement configuration
Applications
- Polyphase energy metering systems
- Professional electricity metering devices
- Power quality monitoring equipment
Procurement Notes
Verify the exact suffix against official Analog Devices documentation to confirm pinout and electrical specifications. Confirm RoHS compliance status through current datasheets. Check availability as distribution may be limited. Ensure the SSOP-24 package matches your PCB footprint requirements before ordering.
Selection Notes
Select this component for applications requiring accurate polyphase energy measurement with digital pulse outputs. Consider the 16-bit resolution and three-channel capability for multi-phase systems. Verify that the 5V supply requirement and SSOP-24 package align with your system design constraints and thermal management plan.
Part Context
The AD7756 belongs to the ADE7755 series of energy metering ICs from Analog Devices. This family focuses on providing complete solutions for AC energy measurement without external microcontrollers. The AD7756 variant specifically offers polyphase capabilities, distinguishing it from single-phase counterparts in the same product line.
Replacement Considerations
The EVAL-ADE7755ZEB development board is associated with this part family. No direct public substitute part numbers are confirmed in the provided data.
