C8051F394 データシートの表示（PDF） - Silicon Laboratories

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C8051F394

50 MIPS 16 kB Flash, 512B EEPROM Mixed-Signal MCU

Silicon Laboratories 

C8051F39x/37x

C2CK/RST

VDD

GND

Power On

Reset

Reset

Debug /

Programming

Hardware

C2D

CIP-51 8051

Controller Core

16 kB ISP Flash

Program Memory

256 Byte SRAM

768 Byte XRAM

EESDA

EESCL

512 Byte I2C EEPROM

Internal Power Net

LDO

SFR

Bus

Port I/O Configuration

Digital Peripherals

UART

Timers 0

through 5

PCA/

WDT

2xI2C /

SMBus

Priority

Crossbar

Decoder

SPI

Crossbar Control

Analog Peripherals

Port 0

Drivers

Port 1

Drivers

XTAL1

XTAL2

Precision

49 MHz

Oscillator

Low-Freq.

Oscillator

External

Oscillator

Circuit

System Clock

Configuration

SYSCLK

2 x 10-bit

IDACs

IDA0

IDA1

Precision Temperature

Sensor

10-bit

500 ksps

ADC

A

M

U

X

C8051F370/4 Only

CP0, CP0A +

-

Comparator

Port 2

Drivers

Figure 1.3. C8051F370/1/4/5 Block Diagram

P0.0/VREF

P0.1/IDA0

P0.2/XTAL1

P0.3/XTAL2

P0.4/TX

P0.5/RX

P0.6/CNVSTR

P0.7

P1.0

P1.1

P1.2/IDA1

P1.3

P1.4

P1.5

P1.6

P1.7

P2.0

P2.1

P2.2/EESCL

P2.3/EESDA

P2.4/C2D

Preliminary Rev. 0.71

19

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