
8/16 kB ISP Flash MCU Family
C8051F310/1/2/3/4/5/6/7
Rev. 1.7 8/06
Copyright 2006 by Silicon Laboratories
C8051F31x
This information applies to a product under development. Its characteristics and specifications are subject to change without notice.
Analog Peripherals
-
10-Bit ADC (C8051F310/1/2/3/6 only)
Up to 200 ksps
Up to 21, 17, or 13 external single-ended or differen-
tial inputs
VREF from external pin or VDD
Built-in temperature sensor
External conversion start input
-
Comparators
Programmable hysteresis and response time
Configurable as interrupt or reset source
(Comparator0)
Low current (
0.5 A)
On-Chip Debug
-
On-chip debug circuitry facilitates full speed,
non-intrusive in-system debug
(no emulator required)
-
Provides breakpoints, single stepping,
inspect/modify memory and registers
-
Superior performance to emulation systems using
ICE-Chips, target pods, and sockets
-
Complete development kit
Supply Voltage 2.7 to 3.6 V
-
Typical operating current:
5 mA at 25 MHz;
11 A at 32 kHz
-
Typical stop mode current:
0.1 A
-
Temperature range:
–40 to +85 °C
High Speed 8051 C Core
-
Pipelined instruction architecture; executes 70% of
instructions in 1 or 2 system clocks
-
Up to 25 MIPS throughput with 25 MHz clock
-
Expanded interrupt handler
Memory
-
1280 bytes internal data RAM (1024 + 256)
-
16 kB (C8051F310/1/6/7) or 8 kB (C8051F312/3/4/5)
Flash; In-system programmable in 512-byte sectors
Digital Peripherals
-
29/25/21 Port I/O;
All 5 V tolerant with high sink current
-
Hardware enhanced UART, SMBus, and SPI
serial ports
-
Four general purpose 16-bit counter/timers
-
16-bit programmable counter array (PCA) with five
capture/compare modules
-
Real time clock capability using PCA or timer and
external clock source
Clock Sources
-
Internal oscillator: 24.5 MHz with ±2% accuracy
supports crystal-less UART operation
-
External oscillator: Crystal, RC, C, or clock (1 or 2
pin modes)
-
Can switch between clock sources on-the-fly; useful
in power saving modes
Packages
-
32-pin LQFP (C8051F310/2/4)
-
28-pin QFN (C8051F311/3/5)
-
24-pin QFN (C8051F316/7)
ANALOG
PERIPHERALS
10-bit
200ksps
ADC
16 kB/8 kB
ISP FLASH
1280 B
SRAM
POR
DEBUG
CIRCUITRY
14
INTERRUPTS
8051 CPU
(25MIPS)
TEMP
SENSOR
DIGITAL I/O
PROGRAMMABLE PRECISION INTERNAL
OSCILLATOR
HIGH-SPEED CONTROLLER CORE
A
M
U
X
CROS
SBAR
VOLTAGE
COMPARATORS
+
-
WDT
Port 0
+
-
UART
SMBus
PCA
Timer 0
Timer 1
Timer 2
Timer 3
Port 1
Port 2
Port 3
SPI
C8051F310/1/2/3/6 only