參數(shù)資料
型號(hào)： TDA9855WP
廠商： NXP SEMICONDUCTORS
元件分類： 消費(fèi)家電
英文描述： I2C-bus controlled BTSC stereo/SAP decoder and audio processor
中文描述： SPECIALTY CONSUMER CIRCUIT, PQCC68
文件頁(yè)數(shù)： 19/52頁(yè)
文件大小： 345K
代理商： TDA9855WP
1997 Nov 04
19
Philips Semiconductors
Product specification
I
2
C-bus controlled BTSC stereo/SAP
decoder and audio processor
TDA9855
G
c
total continuous control range
maximum boost
maximum attenuation
16
71
1
0.5
dB
dB
dB
dB
G
step
step resolution
step error between any
adjoining step
attenuator set error
G
a
G
c
= +16 to
50 dB
G
c
=
51 to
71 dB
G
c
= +16 to
50 dB
80
0.2
2
1
2
3
2
10.0
5
15
10
dB
dB
dB
dB
mV
mV
mV
mV
G
t
α
m
V
DC(OFF)
gain tracking error
mute attenuation
DC step offset between any
adjacent step
G
c
= +16 to 0 dB
G
c
= 0 to
71 dB
G
c
= +16 to +1 dB
G
c
= 0 to
71 dB
DC step offset between any
step to mute
L
OUDNESS CONTROL PART
L
B
maximum loudness boost
loudness
on
; referred to
loudness
off
; boost is
determined by external
components; see Fig.6
f
i
= 40 Hz
f
i
= 10 kHz
17
4.5
dB
dB
B
ASS CONTROL
(see Fig.7)
G
bass
bass control maximum boost
maximum attenuation
step resolution
step error between any
adjoining step
DC step offset between any
adjacent step
f
i
= 40 Hz
f
i
= 40 Hz
f
i
= 40 Hz
15.5
11
16.5
12
1.5
17.5
13
0.5
dB
dB
dB
dB
G
step
V
DC(OFF)
15
mV
T
REBLE CONTROL
(see Fig.8)
G
treble
treble control maximum boost
maximum attenuation
maximum boost
step resolution
step error between any
adjoining step
DC step offset between any
adjacent step
f
i
= 15 kHz
f
i
= 15 kHz
f
i
> 15 kHz
f
i
= 15 kHz
11
11
12
12
3
13
13
15
0.5
dB
dB
dB
dB
dB
G
step
V
DC(OFF)
10
mV
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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