PCA8514T PHILIPS [NXP Semiconductors], PCA8514T Datasheet - Page 4

• Manufacturer Part Number: PCA8514T
• Description: Stand-alone OSD
• Manufacturer: PHILIPS [NXP Semiconductors]

SCL/SCLK
SDA/SIN
HIO/ I C
HSYNC
VSYNC
RESET
V
V
DD
SS
2
E
C
VSYNC
EXTERNAL/INTERNAL
SEPARATION
OSCILLATOR
DATA SWITCHING
HIGH-SPEED I/O
CSYNC
RECEIVER OR
I C SLAVE
PLL
RECEIVER
2
BUFFER
HSYNC
INSTRUCTION
SYNCHRONOUS
DECODER
INTERNAL
CIRCUIT
CHARACTER SIZE
REGISTER/
CONTROL
HORIZONTAL
REGISTER/
COUNTER
POSITION
XTAL2(OUT)
OSCILLATOR
CRYSTAL
XTAL1(IN)
REGISTER/
VERTICAL
COUNTER
POSITION
Fig.1 Block diagram.
WRITE ADDRESS
COUNTER
TEST1
CONTROL
SIGNALS
CIRCUITRY
TESTING
TEST2
SELECTOR
ADDRESS
TI00 to TI11
BUFFER
12
R(VOW0)
CHARACTER
G(VOW1)
DISPLAY
DISPLAY
AND OUTPUT STAGE
DISPLAY CONTROL
ROM
RAM
B(VOW2)
I(VOW3)
FB(VOB)
REGISTER
CONTROL
ACM(VOB2)
BUFFERS
PORT
I/O
MLC347
3
P00
P01
P04/ACM (VOB2)
AV DD
AV SS