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): 30/48頁
文件大小: 244K
代理商: SAA7707H
1997 May 30
30
Philips Semiconductors
Preliminary specification
Car radio Digital Signal Processor (CDSP)
SAA7707H
14 AC CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Analog DC inputs (LEVEL-FM, AM): V
DDD
= V
DDA1
= 5 V; T
amb
= 25
°
C
S/N
signal-to-noise ratio ADC
RMS value;
not weighted;
B = 0 to 29 kHz;
maximum input
RMS value;
not weighted; audio
mode; B = 0 to 19 kHz;
maximum input
48
54
dB
52
58
dB
R
i
V
FS
V
I(os)
input resistance
full-scale input voltage
DC offset voltage at
minimum input voltage
input voltage level
decimation filter attenuation
pass-band cut-off frequency at
3 dB
sample rate after
decimation
200
1.05V
DDA1
1.1V
DDA1
400
1.15V
DDA1
V
60
k
V
DDA1
= 4.75 to 5.5 V
with respect to V
DACNL
mV
V
iADR
α
f
co
f
sr
R
ext
= 5 k
0.3
20
29
38
38
+7.5
76
76
V
dB/Dec
kHz
kHz
kHz
radio mode
audio mode
Analog AC inputs: pins MPX, AM, TAPE and AUX
V
i(con, rms)
maximum conversion input
voltage level (RMS value)
input resistance
total harmonic distortion
THD
<
1%
1.1
V
R
i
THD
48
81
60
71
0.03
85
72
61
0.09
k
dB
%
dB
f
i
= 1 kHz; V
i
= 1 V (RMS)
f
i
= 1 kHz; V
i
= 1 V (RMS)
not multiplexed;
B = 19 kHz;
V
i
= 1 V (RMS)
multiplexed; unweighted;
B = 19 kHz;
V
i
= 1 V (RMS)
B = 5 kHz;
V
i
= 200 mV (RMS);
(M = 30%)
V
i
= 200 mV (RMS);
(
f = 22.5 kHz);
B = 19 kHz; unweighted;
(M = 30%)
V
i
= 200 mV (RMS);
(
f = 22.5 kHz);
B = 19 kHz; unweighted;
(M = 30%)
S/N
ADC
signal-to-noise ratio for
ADC
72
76
dB
S/N
AM
signal-to-noise ratio for AM
68
72
dB
S/N
FM(mon)
signal-to-noise-ratio for FM
mono
69
72
dB
S/N
FM(st)
signal-to-noise-ratio for FM
stereo
60
63
dB
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