Zilog20-TSSOP (0.173", 4.40mm Width)RoHS
Z51F0811RHX
IC MCU 8BIT 8KB FLASH 20TSSOP
Category
Subcategory
Embedded Microcontrollers
Package
20-TSSOP (0.173", 4.40mm Width)
Series
Z8051
Status
Obsolete
Datasheet
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Zilog |
| Model | Z51F0811RHX |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Core Processor | 8051 |
| Speed | 12MHz |
| Program Memory Size | 8KB (8K x 8) |
| RAM Size | 256 x 8 |
| Number of I/O | 18 |
| Data Converters | A/D 9x12b |
| Voltage - Supply | 1.8V ~ 5.5V |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Supplier Device Package | 20-TSSOP |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
Z51F0811RHX by Zilog is a 8051 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 20-TSSOP (0.173", 4.40mm Width) 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 | 12MHz |
| RAM Size | 256 x 8 |
| Core Size | 8-Bit |
| EEPROM Size | 512 x 8 |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | I²C, SPI, UART/USART |
| Number of I/O | 18 |
| Core Processor | 8051 |
| Data Converters | A/D 9x12b |
| Oscillator Type | Internal |
| Program Memory Size | 8KB (8K x 8) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
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