ADUC7019BCPZ62I

Overview

The ADUC7019BCPZ62I is a precision analog microcontroller featuring an ARM7TDMI core, 62 kB Flash/EE memory, and 8 kB SRAM. It integrates a 1 MSPS, 12-bit ADC with up to 16 channels and a 12-bit DAC. The device operates on a 2.7 V to 3.6 V supply within a -40°C to +125°C range. Key peripherals include UART, dual I2C, SPI, four timers, a programmable logic array, and a 3-phase PWM generator.

Feature Summary

• Integrates a high-performance ARM7TDMI MCU with multichannel 12-bit data acquisition capabilities.
• Includes factory firmware for in-circuit serial download via UART or I2C interfaces.
• Features a low drift band gap reference, temperature sensor, and voltage comparator.

Applications

• Industrial control and automation systems
• Smart sensors and precision instrumentation
• Base station systems and optical networking

Procurement Notes

Verify the specific suffix 'I' against the manufacturer's ordering guide to confirm package type and temperature rating. Confirm that the LFCSP-40 package matches the design requirements. Ensure compatibility with the 2.7 V to 3.6 V operating voltage range. Check for moisture sensitivity classification if required by assembly processes.

Selection Notes

Select this component when a combined MCU and high-speed analog front end are needed. The ARM7TDMI core supports Thumb mode for code density. Verify channel count requirements as the ADUC7019 provides specific ADC/DAC configurations compared to other family members like the ADuC7020.

Part Context

This part belongs to the MicroConverter family from Analog Devices. These devices integrate standard microcontroller functions with precision analog peripherals on a single chip. The ADUC7019 specifically targets applications requiring simultaneous signal processing and control without external components.

Replacement Considerations

Consult the official ordering guide for direct pin-compatible alternatives within the ADuC70xx series. Verify memory size and peripheral availability differences between variants such as the ADuC7020 or ADuC7021 before substitution.

FAQ

What is the maximum sampling rate of the integrated ADC?

The integrated ADC supports a maximum sampling rate of 1 MSPS.

Does the ADUC7019 support differential input modes?

Yes, the ADC can operate in both fully differential and single-ended input modes.

How is the internal clock generated?

The device uses a trimmed on-chip oscillator and a PLL to generate an internal high-frequency clock of 41.78 MHz.