Texas Instruments TVP5147M1PFP User Manual
Page 15
Introduction
7
SLES140A—March 2007
TVP5147M1PFP
Table 1−1. Terminal Functions (Continued)
TERMINAL
I/O
DESCRIPTION
NAME
NUMBER
I/O
DESCRIPTION
Power Supplies
AGND
26
Analog ground. Connect to analog ground.
A18GND_REF
13
Analog 1.8-V return
A18VDD_REF
12
Analog power for reference 1.8 V
CH1_A18GND
CH2_A18GND
A18GND
79
10
24
Analog 1.8-V return
CH1_A18VDD
CH2_A18VDD
A18VDD
78
11
25
Analog power. Connect to 1.8 V.
CH1_A33GND
CH2_A33GND
3
6
Analog 3.3-V return
CH1_A33VDD
CH2_A33VDD
4
5
Analog power. Connect to 3.3 V.
DGND
27, 32, 42,
56, 68
Digital return
DVDD
31, 41, 55,
67
Digital power. Connect to 1.8 V.
IOGND
39, 49, 62
Digital power return
IOVDD
38, 48, 61
Digital power. Connect to 3.3 V or less for reduced noise.
PLL_A18GND
77
Analog power return
PLL_A18VDD
76
Analog power. Connect to 1.8 V.
Sync Signals
HS/CS/GPIO
72
I/O
Horizontal sync output or digital composite sync output
Programmable general-purpose I/O
VS/VBLK/GPIO
73
I/O
Vertical sync output (for modes with dedicated VSYNC) or VBLK output
Programmable general-purpose I/O
FID/GPIO
71
I/O
Odd/even field indicator output. This terminal needs a pulldown resistor (see Figure 5−1).
Programmable general-purpose I/O
AVID/GPIO
36
I/O
Active video indicator output
Programmable general-purpose I/O