UPD78F1156AGC-GAD-AX
IC MCU 16BIT 256KB FLASH
Embedded Microcontrollers
80-LQFP
78K0R/Kx3
Active
$7.64 / unit (market reference)
MOQ: 40 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | UPD78F1156AGC-GAD-AX |
| Package / Case | 80-LQFP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Core Processor | 78K/0R |
| Speed | 20MHz |
| Program Memory Size | 256KB (256K x 8) |
| RAM Size | 12K x 8 |
| Number of I/O | 65 |
| Data Converters | A/D 8x10b; D/A 2x8b |
| Voltage - Supply | 1.8V ~ 5.5V |
| Connectivity | 3-Wire SIO, I²C, LINbus, UART/USART |
| Peripherals | DMA, LVD, POR, PWM, WDT |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
UPD78F1156AGC-GAD-AX by Rochester Electronics, LLC is a 78K/0R microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 80-LQFP package fits automated SMT assembly. Operating temperature is -40°C ~ 85°C (TA) — verify your application environment. 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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All Technical Specifications
| Speed | 20MHz |
| RAM Size | 12K x 8 |
| Core Size | 16-Bit |
| Peripherals | DMA, LVD, POR, PWM, WDT |
| Connectivity | 3-Wire SIO, I²C, LINbus, UART/USART |
| Number of I/O | 65 |
| Core Processor | 78K/0R |
| Data Converters | A/D 8x10b; D/A 2x8b |
| Oscillator Type | Internal |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
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