ADUC847BS32-5
IC MCU 8BIT 32KB FLASH 52MQFP
Embedded Microcontrollers
52-QFP
MicroConverter® ADuC8xx
Obsolete
$11.93 / unit (market reference)
MOQ: 26 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | ADUC847BS32-5 |
| Package / Case | 52-QFP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Core Processor | 8052 |
| Speed | 12.58MHz |
| Program Memory Size | 32KB (32K x 8) |
| RAM Size | 2.25K x 8 |
| Number of I/O | 34 |
| Data Converters | A/D 10x24b; D/A 1x12b, 2x16b |
| Voltage - Supply | 4.75V ~ 5.25V |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | POR, PSM, PWM, Temp Sensor, WDT |
| Supplier Device Package | 52-MQFP (10x10) |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
ADUC847BS32-5 by Rochester Electronics, LLC is a 8052 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 52-QFP package fits automated SMT assembly. Operating temperature is -40°C ~ 125°C — verify your application environment. The C8 variant has 64KB Flash / 20KB RAM; for larger firmware use the CB (128KB) or RC (256KB) variants. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.
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Alternatives & Replacements
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All Technical Specifications
| Speed | 12.58MHz |
| RAM Size | 2.25K x 8 |
| Core Size | 8-Bit |
| EEPROM Size | 4K x 8 |
| Peripherals | POR, PSM, PWM, Temp Sensor, WDT |
| Connectivity | I²C, SPI, UART/USART |
| Number of I/O | 34 |
| Core Processor | 8052 |
| Data Converters | A/D 10x24b; D/A 1x12b, 2x16b |
| Oscillator Type | Internal |
| Program Memory Size | 32KB (32K x 8) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 4.75V ~ 5.25V |
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