9397 750 13928
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Product data
Rev. 03 – 23 August 2004
11 of 31
Philips Semiconductors
PNX2000
Audio video input processor
[1]
It is recommended to bias this pad with a 10 k
Ω
resistor
[1]
It is recommended to pull-down TRST_N with a 10 k
Ω
resistor. This ensures correct reset state of internal
TAP circuitry and correct POR of the device within defined state machine.
DVO_VALID
52
OD
digital video data valid; CMOS; Z
DVO_CLK
51
OD
digital video output clock; CMOS; Z
LL_CLK
50
ID
reserved; TTL; 5VT
Table 10:
JTAG pins
Symbol
Pin
Type
Description
TDO
93
OD
JTAG test data out; CMOS
TDI
92
ID
JTAG test data in; TTL-H; 5VT
TCK
94
ID
JTAG test clock; TTL-H; 5VT
TRST_N
96
ID
JTAG reset (active low); TTL-H; 5VT
TMS
95
ID
JTAG test mode select; TTL-H; 5VT
Table 11:
I
2
C-bus pins
Symbol
Pin
Type
Description
I2C_SDA
27
IOD
I
2
C-bus data; TTL; Z; 5VT
I2C_SCL
26
IOD
I
2
C-bus clock; TTL; Z; 5VT
I2C_ADR
17
ID
I
2
C-bus address select (internal pull-down); TTL; 5VT
Table 12:
Clock pins
Symbol
Pin
Type
Description
MPIFCLK
31
OD
13.5 MHz or 27 MHz to PNX3000; CMOS
DCLK
47
OD
reserved; CMOS
XIN
38
OSCIN
crystal oscillator input
XOUT
39
OSCOUT
crystal oscillator output
XGND
40
OSCGND
crystal oscillator ground
Table 13:
GTU pins
Symbol
Pin
Type
Description
INTOUT
48
OD
interrupt line output; Z; 5VT
Table 14:
Reset pins
Symbol
Pin
Type
Description
RESET_N
45
IA
external reset input
RESET_SEL
46
ID
selects between using an external reset input or using
internal POR; TTL; 5VT
HIGH = internal reset
LOW = external reset
Table 9:
ITU-656 pins
…continued
Symbol
Pin
Type
Description