PCF84C443 Ver la hoja de datos (PDF) - Philips Electronics

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componentes Descripción

Fabricante

PCF84C443

8-bit microcontrollers with OSD and VST

Philips Electronics 

Philips Semiconductors

8-bit microcontrollers with OSD and VST

4 BLOCK DIAGRAM

Product specification

84C44X; 84C64X; 84C84X

handbook, full pagewidth

T1

(6)

INT/T0

VOB VOW2 DOSC1 VSYNCN

VOW1 VOW3 DOSC2 HSYNCN

(3)

XTAL1 (IN)

XTAL2 (OUT)

8-BIT

TIMER /

EVENT

COUNTER

CPU

ROM

(1)

RAM

(2)

ON SCREEN DISPLAY

8-bit internal bus

RESET

TEST/EMU

PARALLEL

I/O

PORTS

84CXXX

core

excluding

ROM/RAM

8-BIT

I/O

PORTS

6-BIT

DAC

14-BIT

DAC

3-BIT DAC +

COMPARATOR

I2C

INTERFACE

85

P0 P1

88

DP0 DP1

(5)

12345

PWM

TDAC

AFC

MCD170

SDA SCL

(4)

(1) 4 kbytes for the PCA84C440; 84C441; 84C443; 84C444.

6 kbytes for the PCA84C640; 84C641; 84C643; 84C644.

8 kbytes for the PCA84C840; 84C841; 84C843; 84C844.

(2) 128 bytes for the PCA84C440; 84C441; 84C443; 84C444; 84C640; 84C641; 84C643; 84C644.

192 bytes for the PCA84C840; 84C841; 84C843; 84C844.

(3) For use with an LC oscillator, only available with the:

PCA84C441; 84C444; 84C641; 84C644; 84C841; 84C844.

(4) I2C-bus interface not available with the:

PCA84C443; 84C444; 84C643; 84C644; 84C843; 84C844.

(5) DP1.4 only available for PCA84C440; 84C443; 84C640; 84C643; 84C840; 84C843.

(6) T1 = pin 29 for PCA84C440; 84C443; 84C640; 84C643; 84C840; 84C843.

T1 = pin 34 for PCA84C441; 84C444; 84C641; 84C644; 84C841; 84C844.

Fig.1 Block diagram.

1996 Nov 29

4

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