參數(shù)資料
型號: TEA6880H
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Up-level Car radio Analog Signal Processor CASP
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 14 X 20 MM, 2.80 MM HEIGHT, PLASTIC, SOT-319-2, QFP-64
文件頁數(shù): 14/88頁
文件大?。?/td> 328K
代理商: TEA6880H
2
1
P
P
U
P
T
10 CHARACTERISTICS
FM part: input signal V
i(MPX)(p-p)
= 1.89 V; m = 100% (
f =
±
75 kHz, f
mod
= 400 Hz); de-emphasis of 75
μ
s and series resistor at input R
IN
= 182 k
;
FM audio measurements are taken at pins 13 and 27.
Tone part: R
S
= 600
; R
L
= 10 k
, AC-coupled; C
L
= 2.5 nF; CLK = square-wave (5 to 0 V) at 100 kHz; stereo source = A channel input; volume 1
attenuator = 0 dB; loudness = 0 dB, off; volume 2 attenuators = 0 dB; bass linear; treble linear; input voltage = 1 V, f = 1 kHz. Tone part audio
measurements are taken at pins 33 and 37. V
CC
= 8.3 to 8.7 V; V
SS
= 0; T
amb
= 25
°
C; unless otherwise specified.
This IC shall not radiate noise in the audio system such that it disturbs any other circuit. This IC shall also not be susceptible to the radiation of any
other circuit.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
CC
I
CC
V
HS
I
ref
FM signal path
supply voltage
supply current
half supply voltage
reference current
7.8
32
3.75
35
8.5
40
4.25
37
9.2
48
4.75
39
V
mA
V
μ
A
V
CC
= 8.5 V
V
CC
= 8.5 V
V
CC
= 8.5 V; R
ext
= 100 k
V
i(MPX)(p-p)
V
i(MPX)
I
i
I
i(max)
V
o(rms)
V
out
α
cs
MPX input signal (peak-to-peak value)
overdrive margin of MPX input signal
AF input current
maximum AF input current
AF mono output signal (RMS value)
AF mono channel balance
channel separation
R
i
= 182 k
THD = 1%
6
7.32
890
1
1.89
3.66
1000
1110
+1
V
dB
μ
A
μ
A
mV
dB
THD = 1%
91% modulation without pilot
without pilot; V
13
/V
27
aligned setting of data byte 1, bit 0 to bit 3;
m = 30% modulation plus 9% pilot
L = 1; R = 0
L = 0; R = 1
V
i(MPX)(p-p)
= 1.89 V; f
mod
= 1 kHz without pilot
V
i(MPX)(p-p)
= 1.89 V; f
mod
= 5 kHz
L = 1; R = 0
L = 0; R = 1
f = 20 Hz to 15 kHz
f = 19 kHz
f = 38 kHz
f = 57 kHz
f = 76 kHz
40
40
47
47
0.1
70
70
0.3
dB
dB
%
THD
total harmonic distortion
75
40
35
40
50
0.1
0.1
78
50
50
60
0.3
0.3
%
%
dB
dB
dB
dB
dB
S/N
α
19
α
38
α
57
α
76
signal-to-noise ratio
pilot signal suppression
subcarrier suppression
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