83C145 datasheet(4/40 Pages) PHILIPS

Part #	83C145

Description	Microcontrollers for TV and video MTV

PDF	40 Pages

Scroll/Zoom	100%

Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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4 / 40 page

1996 Mar 22

Philips Semiconductors

Product speciﬁcation

Microcontrollers for TV and video (MTV)

83C145; 83C845

83C055; 87C055

BLOCK DIAGRAM

5.1

Part options

Table 1

Differences between the types

MEMORY

TYPES

83C845

83C145

83C055

87C055

ROM

8 kbytes

12 kbytes

16 kbytes

−

EPROM (OTP)

−−−

16 kbytes

Fig.1 Block diagram.

handbook, full pagewidth

80C51

core

excluding

ROM / RAM

8-bit internal bus

8-BIT

TIMER /

EVENT

COUNTER

CPU

ROM

(1)

8 x 6-BIT PWM

SOFTWARE

CONTROL

ADC

PWM0 to PWM7

VID2

VID1

VID0

VCTRL

VCLK1

VCLK2

VSYNC

HSYNC

XTAL1

(IN)

XTAL2

(OUT)

14-BIT

PWM

RAM

256 bytes

TDAC

ADI2 to ADI0

MBE766

INT0

INT1

PARALLEL

I / O

PORTS

DISPLAY

RAM

128

× 10

CHARACTER

GENERATOR

ROM

× 18 × 14

RST

OSD BLOCK

(1) ROM sizes: see Table 1.

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