msm7652 Oki Semiconductor, msm7652 Datasheet - Page 5

• Manufacturer Part Number: msm7652
• Description: Ntsc/pal Digital Video Encoder
• Manufacturer: Oki Semiconductor

¡ Semiconductor
PIN DESCRIPTIONS (1/2)
22 to 27
31 to 38
19, 20
Pin
10
11
12
13
14
15
16
17
18
21
28
29
30
39
1
2
3
4
5
6
7
8
9
I/O
I/O
I/O
I/O
I/O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
YD7 to YD6
YD5 to YD0
CD7 to CD0
VSYNC_L
HSYNC_L
BLANK_L
Symbol
RESET_L
CLKX1O
OUTSEL
CLKSEL
CLKX2
MODE
DGND
DGND
ADRS
DV
DV
DV
SDA
OLC
OLR
OLG
OLB
SCL
MS
NC
DD
DD
DD
3.3 V digital power supply
Selects between Master and Slave at 27 MHz or 13.5 MHz YCbCr operation. Pulled down
I
I
I
Pulled down
System reset signal. Negative porality
Broadcasting mode select pin. "0" : NTSC/"1" : PAL. Pulled down
Transparent control signal. "1" indicates overlay signal. Normally fixed to "0".
Overlay text color (Red component). Normally fixed to "0".
Overlay text color (Green component). Normally fixed to "0".
Overlay text color (Blue component). Normally fixed to "0".
13.5 MHz divided clock output signal
Video output signal format select pin. "0" : Y/C & Composite signal,
"1" : Y/B-Y/R-Y (component) signal. Pulled down
3.3 V digital power supply
Digital GND
Vertical sync signal input/output pin (ITU656: O, YCbCr: I/O)
Negative polarity
Horizontal signal input/output pin (ITU656 : O, YCbCr: I/O)
Negative polarity
Composite blank signal. Negative polarity. See the description on page 15
for the operating requirement.
MSB 2 bits of 8-bit digital image data input pins (for ITU656 and
YCbCr 27 MHz). Level conforms to ITU-601.
MSB 2 bits of 8-bit digital image luminance signal input pins (for YCbCr).
Level conforms to ITU-601.
YD7 is MSB.
Not connected
LSB 6 bits of 8-bit digital image data input pins (for ITU656 and
YCbCr 27 MHz). Level conforms to ITU-601.
LSB 6 bits of 8-bit digital image luminance signal input pins (for YCbCr).
Level conforms to ITU-601.
YD0 is LSB.
Digital GND
3.3 V digital power supply
Clock input pin (27 MHz)
8bit digital image chrominance signal data input pins (13.5 MHz mode).
Level conforms to ITU-601. Fixed to "0" for ITU Rec. 656, 27 MHz-YCbCr mode.
Operation mode select pin. "0" : 27 MHz mode / "1" : 13.5 MHz mode.
2
2
2
C interface data bus
C interface clock bus
C-bus Slave address setting pin ("0" : 1000100 / "1" : 1000110).
Description
MSM7652
5