TDA9581 データシートの表示（PDF） - Philips Electronics
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TDA9581 Datasheet PDF : 125 Pages
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Philips Semiconductors
TV signal processor-Teletext decoder with
embedded µ-Controller
Tentative Device Specification
TDA955X/6X/8X PS/N1 series
SYMBOL
CVBS1
GND
CVBS/Y
C
AUDOUT /AMOUT(1)
INSSW2
R2/VIN
G2/YIN
B2/UIN
BCLIN
BLKIN
RO
GO
BO
VDDA
VPE
VDDC
OSCGND
XTALIN
XTALOUT
RESET
VDDP
P1.0/INT1
P1.1/T0
P1.2/INT0
PIN
DESCRIPTION
40
internal CVBS input
41
ground for TV processor
42
CVBS/Y input
43
C input
44
audio output /AM audio output (volume controlled)
45
2nd RGB / YUV insertion input
46
2nd R input / V (R-Y) input / PR input
47
2nd G input / Y input
48
2nd B input / U (B-Y) input / PB input
49
beam current limiter input
50
black current input / V-guard input
51
Red output
52
Green output
53
Blue output
54
analog supply of Teletext decoder and digital supply of TV-processor (3.3 V)
55
OTP Programming Voltage
56
digital supply to core (3.3 V)
57
oscillator ground supply
58
crystal oscillator input
59
crystal oscillator output
60
reset
61
digital supply to periphery (+3.3 V)
62
port 1.0 or external interrupt 1 input
63
port 1.1 or Counter/Timer 0 input
64
port 1.2 or external interrupt 0 input
Note
1. The function of pin 20, 28, 29, 31, 32, 35 and 44 is dependent on the IC version (mono intercarrier FM demodulator
/ QSS IF amplifier and East-West output or not) and on some software control bits. The valid combinations are given
in table 1.
2000 Jun 22
10
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