P83C266BDR datasheet(8/92 Pages) PHILIPS

8 / 92 page

1999 Mar 10

Philips Semiconductors

Product speciﬁcation

Microcontrollers for PAL/SECAM TV

with OSD and VST

P8xCx66 family

5.2

Pin description

Table 2

Pin description for SDIP42 and PLCC68 packages

SYMBOL

I/O

DESCRIPTION

SDIP42

PLCC68

P5.0/TPWM

I/O

Port 5: 8-bit open-drain, bidirectional port.(P5.0 to P5.7) with 8 alternative

functions.

TWPM: 14-bit PWM output.

PWM0 to PWM6: 7-bit PWM outputs.

P5.1/PWM0

P5.2/PWM1

P5.3/PWM2

P5.4/PWM3

P5.5/PWM4

P5.6/PWM5

P5.7/PWM6

P3.0/ADC0

I/O

Port 3: 4-bit open-drain, bidirectional port.(P3.0 to P3.3) with 4 alternative

functions.

ADC0 to ADC2: ADC inputs.

PWM7: 7-bit PWM output.

P3.1/ADC1

P3.2/ADC2

P3.3/PWM7

P0.0 to P0.7

13 to 20

23 to 25,

28 to 32

I/O

Port 0: 8-bit open-drain, bidirectional port (P0.0 to P0.7).

VSSD

−

Ground line for digital circuits.

OSD blue colour output.

OSD green colour output.

OSD red colour output.

OSD fast blanking output.

HSYNC

TV horizontal sync Schmitt trigger input (for OSD synchronization).

VSYNC

TV vertical sync Schmitt trigger input (for OSD synchronization).

VDDA

−

5 V analog power supply.

VSSA

−

Ground line for analog circuits.

VPP

+12.75 V programming voltage supply (OTP) for EPROM only. 0 V in

normal application. For the ROM version this pin is not connected.

XTALIN

Crystal input.

XTALOUT

Crystal output.

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