C8051F320/1
Full Speed USB, 16k ISP FLASH MCU Family
ANALOG PERIPHERALS
-
10-Bit ADC
•
Up to 200 ksps
•
Up to 17 or 13 External Single-Ended or Differential
•
•
•
HIGH SPEED 8051 µC Core
-
Pipelined Instruction Architecture; Executes 70% of
-
Up to 25 MIPS Throughput with 25 MHz Clock
-
Expanded Interrupt Handler
MEMORY
-
2304 Bytes Internal RAM (1k + 256 + 1k USB FIFO)
-
16k Bytes FLASH; In-system programmable in 512-byte
DIGITAL PERIPHERALS
-
25/21 Port I/O; All 5 V tolerant with High Sink Current
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Hardware Enhanced SPI™, Enhanced UART, and
-
-
-
Sectors
Instructions in 1 or 2 System Clocks
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Two Comparators
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Internal Voltage Reference
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POR/Brown-Out Detector
USB FUNCTION CONTROLLER
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USB Specification 2.0 Compliant
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Full Speed (12 Mbps) or Low Speed (1.5 Mbps)
-
Inputs
VREF from External Pin, Internal Reference, or VDD
Built-in Temperature Sensor
External Conversion Start Input
-
-
-
ON-CHIP DEBUG
-
On-Chip Debug Circuitry Facilitates Full Speed,
-
-
Operation
Integrated Clock Recovery; No External Crystal
Required for Full Speed or Low Speed
Supports Eight Flexible Endpoints
1k Byte USB Buffer Memory
Integrated Transceiver; No External Resistors Required
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
CLOCK SOURCES
-
Internal Oscillator: 0.25% Accuracy with Clock
-
-
SMBus™ Serial Ports
Four General Purpose 16-Bit Counter/Timers
16-Bit Programmable Counter Array (PCA) with Five
Capture/Compare Modules
Real Time Clock Mode using External Clock Source and
PCA or Timer
Recovery enabled. Supports all USB and UART Modes
External Oscillator: Crystal, RC, C, or Clock (1 or 2 Pin
Modes)
Can Switch Between Clock Sources on-the-fly; Useful in
Power Saving Strategies
VOLTAGE REGULATOR INPUT: 4.0V TO 5.25V
PACKAGES
-
32-pin LQFP (C8051F320)
-
28-pin MLP (C8051F321)
TEMPERATURE RANGE: -40°C TO +85°C
A
M
U
X
10-bit
200ksps
ADC
VREF
+
-
+
-
CROSSBAR
ANALOG
PERIPHERALS
DIGITAL I/O
UART
SPI
SMBus
PCA
Timer 0
Timer 1
Timer 2
Timer 3
Port 0
Port 1
Port 2
Port 3
TEMP
SENSOR
VREG
PRECISION INTERNAL
OSCILLATOR
USB Controller /
Transceiver
HIGH-SPEED CONTROLLER CORE
16KB
ISP FLASH
16
INTERRUPTS
8051 CPU
(25MIPS)
DEBUG
CIRCUITRY
2304 B
SRAM
POR
WDT
Preliminary Rev. 1.1 12/03
Copyright © 2003 by Silicon Laboratories
C8051F320/1-DS11
This information applies to a product under development. Its characteristics and specifications are subject to change without notice.
ETC [ ETC ]
