PCA84C646 Philips Semiconductors, PCA84C646 Datasheet - Page 2

• Manufacturer Part Number: PCA84C646
• Description: Microcontrollers for TV tuning control and OSD applications
• Manufacturer: Philips Semiconductors

Philips Semiconductors
CONTENTS
1
1.1
1.2
2
3
4
5
5.1
5.2
6
6.1
6.2
7
7.1
7.2
8
9
9.1
9.2
9.3
9.4
10
10.1
10.2
10.3
10.4
11
11.1
1995 Jun 15
Microcontrollers for TV tuning
control and OSD applications
FEATURES
PCF84CXXXA kernel
VST and OSD derivative
GENERAL DESCRIPTION
ORDERING INFORMATION
BLOCK DIAGRAM
PINNING INFORMATION
Pinning
Pin description
RESET
Reset trip level
Reset status
ANALOG CONTROL
6 and 7-bit PWM outputs (PWM00 to PWM07)
VST control 14-bit PWM DAC
AFC INPUT
OSD (ON SCREEN DISPLAY) FUNCTION
Features
Horizontal display position control
Vertical display position control
Clock generator
DISPLAY RAM ORGANIZATION
Description of display RAM codes
Loading character data into display RAM
Writing character data to display RAM
Default value of the display character
CHARACTER ROM
Character ROM organization
2
12
12.1
12.2
12.3
12.4
12.5
12.6
12.7
13
14
14.1
14.2
15
16
17
18
19
20
21
22
23
24
25
26
27
28
OSD CONTROL REGISTERS
Derivative Register 22 (CON1)
Derivative Register 23 (CON2)
Derivative Register 33 (CON3)
Derivative Register 34 (CON4)
Derivative Register 35 (VPOS)
Derivative Register 36 (HPOS)
Derivative Register 37 (BCC)
COMBINATION OF TWO OR MORE FONT
CELLS TO FORM A NEW FONT
OSD CLOCK IN DIFFERENT TV
STANDARDS
Maximum number of characters per row
Maximum number of rows per frame
T3: 8-BIT COUNTER
I
DERIVATIVE REGISTERS
INPUT/OUTPUT
OPTION LISTS
LIMITING VALUES
DC CHARACTERISTICS
AC CHARACTERISTICS
AFC CHARACTERISTICS
PACKAGE OUTLINE
SOLDERING
DEFINITIONS
LIFE SUPPORT APPLICATIONS
PURCHASE OF PHILIPS I
2
C-BUS MASTER SLAVE TRANSCEIVER
PCA84C646; PCA84C846
Preliminary specification
2
C COMPONENTS