參數(shù)資料
型號: SAA7707H
廠商: NXP SEMICONDUCTORS
元件分類: 數(shù)字信號處理
英文描述: Shaft; Style: 1 - light; Applicable Model: LE-P / LEL-W
中文描述: 0-BIT, 36.86 MHz, OTHER DSP, PQFP80
封裝: 14 X 20 MM, 2.80 MM HEIGHT, PLASTIC, SOT-318-2, QFP-80
文件頁數(shù): 32/48頁
文件大?。?/td> 244K
代理商: SAA7707H
1997 May 30
32
Philips Semiconductors
Preliminary specification
Car radio Digital Signal Processor (CDSP)
SAA7707H
α
cs
channel separation TAPE
and AUX
f
i
= 1 kHz
f
i
= 10 kHz
f
i
= 1 kHz, software
compensated
at
3 dB
40
25
45
30
50
dB
dB
dB
f
res
frequency response TAPE
and AUX
crosstalk between inputs
18
kHz
α
ct
f
i
= 1 kHz
f
i
= 15 kHz
output via I
2
S-bus;
ADC input shorted;
f
ripple
= 1 kHz;
V
ripple
= 100 mV (peak);
C
VrefMPX
= 22
μ
F;
C
VrefRDS
= 22
μ
F;
C
VDACPM
= 10
μ
F
output via DAC;
ADC input shorted;
f
ripple
= 1 kHz;
V
ripple
= 100 mV (peak);
C
VrefRDS
= 22
μ
F
65
50
35
45
dB
dB
dB
PSRR
power supply ripple
rejection for MPX and RDS
ADCs
power supply ripple
rejection for ADC level
29
39
dB
Analog AC inputs: RDS
V
i(rms)
input voltage level
(RMS value)
input resistance RDS ADC
pilot attenuation RDS
nearby selectivity RDS
THD
<
1%
1.1
V
R
i
α
pilot
α
48
50
61
60
72
k
dB
dB
neighbouring channel at
200 kHz distance
mono
stereo
maximum crystal
deviation of 100 ppm
α
mux
multiplex attenuation RDS
70
40
6
dB
dB
Hz
f
osc
allowable frequency
deviation 57 kHz RDS
Analog outputs: V
DDD
= V
DDA
= V
DDO =
5 V; T
amb
= 25
°
C
PSRR
power supply ripple
rejection DACs
input via I
2
S-bus;
f
ripple
= 1 kHz;
V
ripple
= 100 mV (peak);
C
Vref
= 22
μ
F
with respect to the
average of the 4 outputs;
tolerance R
o
< 0.1%;
full-scale output
two outputs digital silence
other two maximum
volume; f
audio
= 10 kHz
35
42
dB
V
o(DAC)
maximum deviation in
output level (plus or minus)
of the 4 DAC current
outputs
crosstalk between all
outputs in the audio band
0.38
dB
α
ct
60
dB
G
O
DC open loop gain of
operational amplifiers
85
dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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