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參數(shù)資料
| 型號(hào)： | TDA9850T |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | I2C-bus controlled BTSC stereo/SAP decoder |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO32 |
| 封裝： | PLASTIC, SO-32 |
| 文件頁(yè)數(shù)： | 13/32頁(yè) |
| 文件大?。?/td> | 203K |
| 代理商： | TDA9850T |
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1995 Jun 19
13
Philips Semiconductors
Preliminary specification
I
2
C-bus controlled BTSC stereo/SAP decoder
TDA9850
SAP output
Z
o
V
O
R
L
output impedance
DC output voltage
output load resistance
(AC-coupled)
output load capacitance
nominal output voltage
(RMS value)
5
80
0.5V
CC
1.5
120
V
k
C
L
V
o(rms)
2.5
nF
150
μ
s de-emphasis
see Fig.3
Outputs OUTL and OUTR
V
o(rms)
nominal output voltage
(RMS value)
output headroom
output impedance
DC output voltage
output load resistance
(AC-coupled)
output load capacitance
crosstalk L, R into SAP
100% modulation
500
mV
HEAD
o
Z
o
V
O
R
L
9
0.45V
CC
1.5 0.5V
CC
1.5 0.55V
CC
1.5 V
5
80
120
dB
k
C
L
α
ct
50
75
2.5
nF
dB
100% modulation;
f
i
= 1 kHz; L or R;
mode selector switched
to SAP/SAP
100% modulation;
f
i
= 1 kHz; SAP;
mode selector switched
to stereo
250 Hz to 6.3 kHz
crosstalk SAP into L, R
50
70
dB
V
ST-SAP
output voltage difference
if switched from L, R to
SAP
3
dB
Dbx noise reduction circuit
t
adj
stereo adjustment time
see Section “Adjustment
procedure”
I
s
can be measured at pin
C
TS
via current meter
connected to
1
2
V
CC
+ 0.25 V
1
s
I
s
nominal timing current for
nominal release rate of
spectral RMS detector
24
μ
A
I
s
I
s range
I
t
spread of timing current
timing current range
timing current for release
rate of wideband RMS
detector
nominal RMS detector
release rate
wideband
spectral
15
±
30
1
3
I
s
+15
%
%
μ
A
7 steps via I
2
C-bus
Rel
rate
nominal timing current
and external capacitor
values
125
381
dB/s
dB/s
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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| TDA9851 | I2C-bus controlled economic BTSC stereo decoder |
| TDA9851T | I2C-bus controlled economic BTSC stereo decoder |
| TDA9852 | I2C-bus controlled BTSC stereo/SAP decoder and audio processor |
| TDA9852H | I2C-bus controlled BTSC stereo/SAP decoder and audio processor |
| TDA9853 | I2C-bus controlled economic BTSC stereo decoder and audio processor |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA9850TD-T | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:BTSC/SAP Audio Decoder |
| TDA9851 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled economic BTSC stereo decoder |
| TDA9851T | 制造商:PHILIPS-SEMI 功能描述: |
| TDA9852 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled BTSC stereo/SAP decoder and audio processor |
| TDA9852H | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled BTSC stereo/SAP decoder and audio processor |
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