參數(shù)資料
型號: TDA8847
廠商: NXP Semiconductors N.V.
英文描述: I2C-bus controlled PAL/NTSC/SECAM TV processors
中文描述: I2C總線控制的PAL / NTSC制式/ SECAM電視處理器
文件頁數(shù): 29/68頁
文件大小: 316K
代理商: TDA8847
December 16, 1997
29
Philips Semiconductors
Tentative Device Specification
I
2
C-bus controlled PAL/NTSC/SECAM TV
processors
TDA884X/5X-N2 series
V
IDEO AMPLIFIER OUTPUT
(
PIN
6);
NOTE
6
M.3.1
M.3.2
M.3.3
M.3.4
M.3.5
zero signal output level
negative modulation; note 7
positive modulation; note 7
negative modulation
positive modulation
1.8
4.2
2.2
1.9
4.4
0
2.0
15
V
V
V
V
%
top sync level
white level
difference in amplitude between
negative and positive
modulation
video output impedance
internal bias current of NPN
emitter follower output transistor
maximum source current
bandwidth of demodulated
output signal
differential gain
differential phase
video non-linearity
white spot clamp level
noise inverter clamping level
noise inverter insertion level
(identical to black level)
intermodulation
blue
M.3.6
M.3.7
1.0
50
mA
M.3.8
M.3.9
6
9
5
mA
MHz
at
3 dB
M.3.10
M.3.11
M.3.12
M.3.13
M.3.14
M.3.15
note 8
notes 8 and 5
note 9
2
6.0
1.5
2.7
5
5
5
%
deg
%
V
V
V
note 10
note 10
notes 5 and 11
V
o
= 0.92 or 1.1 MHz
V
o
= 2.66 or 3.3 MHz
V
o
= 0.92 or 1.1 MHz
V
o
= 2.66 or 3.3 MHz
notes 5 and 12
weighted
unweighted
note 5
note 5
M.3.16
M.3.17
M.3.18
M.3.19
60
60
56
60
66
66
62
66
dB
dB
dB
dB
yellow
signal-to-noise ratio
M.3.20
M.3.21
M.3.22
M.3.23
56
49
60
53
5.5
2.5
dB
dB
mV
mV
residual carrier signal
residual 2nd harmonic of carrier
signal
IF
AND TUNER
AGC;
NOTE
13
Timing of IF-AGC with a 2.2
μ
F capacitor (pin 53)
M.4.1
modulated video interference
30% AM for 1 mV to 100 mV;
0 to 200 Hz (system B/G)
positive and negative
modulation
negative modulation
positive modulation
negative modulation
positive modulation
10
%
M.4.2
response time to IF input signal
amplitude increase of 52 dB
response to an IF input signal
amplitude decrease of 52 dB
2
ms
M.4.3
M.4.4
M.4.5
M.4.6
50
100
10
200
ms
ms
μ
A
nA
allowed leakage current of the
AGC capacitor
NUMBER
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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