ST7LITE20F2 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

ST7LITE20F2

8-bit microcontroller with single voltage Flash memory, data EEPROM, ADC, Timers, SPI

STMicroelectronics 

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Figure 1. General block diagram

CLKIN

OSC1

OSC2

VDD

VSS

RESET

PLL

Int. 8 MHz -> 32 MHz

1% RC

1MHz

PLL x 8

or PLL X4

Ext.

OSC

1 MHz

to

16 MHz

/2

LVD

Power

supply

Control

8-bit core

ALU

Internal

clock

Program

memory

(8 Kbytes)

RAM

(384 bytes)

Description

12-bit

Auto-reload

Timer 2

8-bit

Lite timer 2

Port A

Port B

ADC

+ Op-amp

SPI

Debug module

Data EEPROM

(256 bytes)

Watchdog

PA7:0

(8 bits)

PB6:0

(7 bits)

Doc ID 8349 Rev 5

13/166

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