ch7028b Chrontel, ch7028b Datasheet - Page 10

• Manufacturer Part Number: ch7028b
• Description: Chrontel Ch7028b Sdtv Encoder
• Manufacturer: Chrontel

CHRONTEL
Notes:
1. All the unused Data input pins should be pulled low with 10kΩ resistors or shorted to Ground directly.
10
Pin #
39
40
58
7,11,30,38
26
17,21
9,14
13,34
57
6,10,27,37
25
19,23
8,15
12,35,36
Type
In
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
Symbol
GCLK
VDDIO
DVDD
AVDD
AVDD_PLL
AVDD_DAC
VDDQ_MEM
VDD_MEM
DGND
AGND
AGND_PLL
AGND_DAC
GNDQ_MEM
GND_MEM
Description
ppm) should be attached between this pin and XI / FIN. However, if an
external CMOS clock is attached to XI/FIN, XO should be left open.
Graphics Controller Clock Input
IO supply voltage (1.2-3.3V).
Digital supply voltage (1.8V).
Analog supply voltage (2.5-3.3V).
PLL supply voltage (1.8V).
DAC power supply (2.5-3.3V).
SDRAM output buffer supply voltage (2.5V).
SDRAM device supply voltage (2.5V).
Digital supply ground.
Analog supply ground.
PLL supply ground.
DAC supply ground.
SDRAM output buffer supply ground.
SDRAM device supply ground.
209-1000-001
Rev. 1.1,
CH7028B
08/21/2008