ADUC843BSZ62-3 The ADUC843BSZ62-3 is an 8-bit microcontroller based on the 8052 core, featuring 62KB Flash memory, 2.25KB RAM, and a 12-bit ADC. It operates at up to 20 MHz and comes in a 52-MQFP package.
Mfr Part #:

ADUC843BSZ62-3

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The ADUC843BSZ62-3 is an 8-bit microcontroller based on the 8052 core, featuring 62KB Flash memory, 2.25KB RAM, and a 12-bit ADC. It operates at up to 20 MHz and comes in a 52-MQFP package.
✓ Total Stock: 2,186 pcs

ADUC843BSZ62-3 Available from 1 distributor

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ADUC843BSZ62-3 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage
Voltage Reference

ADUC843BSZ62-3 Description

Short technical summary and product information.

The ADUC843BSZ62-3 is a member of the MicroConverter family from Analog Devices, integrating a high-performance 8-bit 8052 microcontroller core with precision analog peripherals. It features 62KB of on-chip Flash program memory and 2.25KB of data RAM, enabling complex embedded applications. The device includes an 8-channel, 12-bit analog-to-digital converter (ADC) with a maximum sampling rate of 420 kSPS and an internal 15 ppm/°C voltage reference, making it suitable for precision measurement and control systems.

 

Key electrical specifications include a supply voltage range of 2.7V to 3.6V, typical supply current of 4.5 mA at 3V (core clock 2.098 MHz), and a power-down current of 10 µA. The microcontroller supports a maximum clock speed of 20 MHz and includes peripherals such as DMA, PWM, watchdog timer, temperature sensor, and serial interfaces (I²C, SPI, UART/USART). It operates over an industrial temperature range of -40°C to 85°C.

 

The ADUC843BSZ62-3 is offered in a 52-lead MQFP (also described as 52-lead PQFP) surface-mount package, suitable for compact PCB designs. It is designed for applications requiring both digital control and analog signal processing, such as industrial automation, sensor interfaces, and embedded instrumentation.

ADUC843BSZ62-3 Quick Information

Product Type: Microcontroller
Series: ADuC843
Canonical Name: ADUC843BSZ62-3 Microcontroller
Subcategory: Microcontrollers

ADUC843BSZ62-3 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ADUC843BSZ62-3 Features

  • Single-cycle 20 MIPS 8052 core.
  • 62KB on-chip Flash program memory.
  • 8-channel 12-bit ADC with 420 kSPS.
  • Operating voltage 2.7V to 3.6V.
  • Surface mount 52-MQFP package.

ADUC843BSZ62-3 Applications

  • Industrial control and automation systems.
  • Precision sensor data acquisition.
  • Embedded motor control with PWM.
  • Portable instrumentation with low power.

ADUC843BSZ62-3 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range?

2.7V to 3.6V.

What is the package type?

52-MQFP (also 52-lead PQFP per datasheet).

What is the operating temperature range?

-40°C to 85°C.

Is the ADUC843BSZ62-3 RoHS compliant?

RoHS3 Compliant (unverified).

What is the core processor?

8052 8-bit.

What is the maximum clock speed?

20 MHz.

How many ADC channels and what resolution?

8 channels, 12-bit resolution, 420 kSPS.

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