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
PINNING (GENERAL VERSION)
SYMBOL
PIN
P1.3/T1
1
P1.6/SCL
2
P1.7/SDA
3
P2.0/TPWM
4
P3.0/ADC0
5
P3.1/ADC1
6
P3.2/ADC2
7
P3.3/ADC3
8
VSSC/P
9
P0.5
10
P0.6
11
VSSA
12
SECPLL
13
VP2
14
DECDIG
15
PH2LF
16
PH1LF
17
GND3
18
DECBG
19
AVL/EWD
20
/DECSDEM (1)
VDRB
21
VDRA
22
IFIN1
23
IFIN2
24
IREF
25
VSC
26
AGCOUT
27
AUDEEM/SIFIN1(1)
28
DECSDEM/SIFIN2(1)
29
GND2
30
SNDPLL/SIFAGC/ (1)
31
AVL/SNDIF/REF0/
32
AMOUT/AUDEEM(1)
HOUT
33
FBISO
34
AUDEXT/QSSO
35
/AMOUT (1)
EHTO
36
PLLIF
37
IFVO/SVO
38
VP1
39
DESCRIPTION
port 1.3 or Counter/Timer 1 input
port 1.6 or I2C-bus clock line
port 1.7 or I2C-bus data line
port 2.0 or Tuning PWM output
port 3.0 or ADC0 input
port 3.1 or ADC1 input
port 3.2 or ADC2 input
port 3.3 or ADC3 input
digital ground for µ-Controller core and periphery
port 0.5 (8 mA current sinking capability for direct drive of LEDs)
port 0.6 (8 mA current sinking capability for direct drive of LEDs)
analog ground of Teletext decoder and digital ground of TV-processor
SECAM PLL decoupling
2nd supply voltage TV-processor (+8V)
supply voltage of digital circuit of TV-processor
phase-2 filter
phase-1 filter
ground 3 for TV-processor
bandgap decoupling
Automatic Volume Levelling (90° versions) / E-W drive output (110° versions) /
decoupling sound demodulator (QSS version in AM/FM mode)
vertical drive B output
vertical drive A output
IF input 1
IF input 2
reference current input
vertical sawtooth capacitor
tuner AGC output
audio deemphasis or SIF input 1
decoupling sound demodulator or SIF input 2
ground 2 for TV processor
narrow band PLL filter or AGC sound IF
Automatic Volume Levelling / sound IF input / subcarrier reference output / AM
output (non controlled) / audio deemphasis (QSS version in AM/FM mode)
horizontal output
flyback input/sandcastle output
external audio output / QSS intercarrier out / AM audio output (non controlled)
EHT/overvoltage protection input
IF-PLL loop filter
IF video output / selected CVBS output
supply voltage TV processor
2000 Jun 22
9
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