8-bit microcontroller featuring an 8051 core architecture, operating at up to 48MHz. This surface mount device, housed in a QFN package with tin contact plating, offers 21 programmable I/Os and 1.25KB of RAM. Integrated peripherals include POR, PWM, WDT, and a temperature sensor, with support for I2C, SPI, USB, UART, and USART interfaces. Powering from 1.8V to 3.6V, it includes 16KB of OTP/EPROM memory and four timers/counters.
Frequency48MHz
PackageQFN
MountingSurface Mount
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Technical Specifications
Silicon Labs C8051T321-GMR technical specifications.
General
Package/Case
QFN
Contact Plating
Tin
Core Architecture
8051
Data Bus Width
8b
Interface
I2C, SPI, USB, UART, USART
Max Frequency
48MHz
Max Operating Temperature
85°C
Memory Size
16KB
Memory Type
OTP, , EPROM
Min Operating Temperature
-40°C
Max Supply Voltage
3.6V
Min Supply Voltage
1.8V
Mount
Surface Mount
Number of Channels
5
Number of I/Os
21
Number of Programmable I/O
21
Number of Timers/Counters
4
Operating Supply Voltage
3V
Oscillator Type
Internal
Package Quantity
1500
Packaging
Tape and Reel
Peripherals
POR, PWM, WDT, Temp Sensor
RAM Size
1.25KB
Series
C8051T32x
Watchdog Timer
Yes
Compliance
RoHS
Compliant
Datasheet
Silicon Labs C8051T321-GMR Datasheet
Download the complete datasheet for Silicon Labs C8051T321-GMR to view detailed technical specifications.
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