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參數(shù)資料
| 型號： | TDA8745H |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | Satellite sound receiver with I2C-bus control |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP44 |
| 文件頁數(shù)： | 23/40頁 |
| 文件大?。?/td> | 261K |
| 代理商： | TDA8745H |
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1996 Mar 11
23
Philips Semiconductors
Preliminary specification
Satellite sound receiver with I
2
C-bus control
TDA8745
Overall performance
V
i 3(rms)
baseband input sensitivity main
sound carrier (RMS value)
S/N(A) = 40 dB;
f
S
= 27 kHz; NR = on;
DEEM = 75
μ
s
S/N(A) = 40 dB;
f
M
= 46 kHz; NR = off;
DEEM = 50
μ
s
secondary channels;
f
S
= 27 kHz; NR = on;
DEEM = 75
μ
s
main channel;
f
S
= 46 kHz; NR = off;
DEEM = 50
μ
s
secondary channels;
NR = on; DEEM = 75
μ
s
main channel; NR = off;
DEEM = 50
μ
s
secondary channels;
NR = on; DEEM = 75
μ
s;
note 12
main channel; NR = off;
DEEM = 50
μ
s; note 12
A-weighted; secondary
channels (synthesizer
included); NR = on;
DEEM = 75
μ
s; note 12
A-weighted; secondary
channels (synthesizer
excluded); NR = on;
DEEM = 75
μ
s; note 12
A-weighted; main channel
(synthesizer included);
NR = off; DEEM = 50
μ
s;
note 12
A-weighted; main channel
(synthesizer excluded);
NR = off; DEEM = 50
μ
s;
note 12
output select left and right
muted
0.5
1.5
mV
1.5
3
mV
V
o 23,22
output voltage
8
6
4
dBV
8
6
4
dBV
UBS
unbalance output voltage
1
+1
dBV
1
+1
dBV
THD
total harmonic distortion
0.1
0.5
%
0.1
0.5
%
S/N(A)
signal-to-noise ratio
69
77
dB
72
80
dB
54
62
dB
62
70
dB
MUTE
att
mute attenuation
74
90
dB
α
ct S/S
crosstalk attenuation between
secondary channels
supply voltage ripple rejection
74
dB
SVRR
P3
V
RR
= 100 mV; f
i
= 70 Hz;
NR = on; DEEM = 75
μ
s
V
RR
= 100 mV; f
i
= 1 kHz;
NR = on; DEEM = 75
μ
s
14.3
dB
15.6
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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相關代理商/技術參數(shù) |
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| TDA8745HB-S | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:TV/Video Sound Circuit |
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