SM6452AM Просмотр технического описания (PDF) - Nippon Precision Circuits
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SM6452AM Datasheet PDF : 16 Pages
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SM6452AM/BM
AC Analog Characteristics
AVDD = 9V, DVDD = 5V, (TBD)Vrms analog input amplitude, 1kHz analog input frequency, 100kΩ output
load resistance, Ta = 25°C, AC-coupled inputs
Analog inputs (AIN1 to AIN6)
Parameter
Symbol
Condition
Rating
Unit
min
typ
max
Reference input amplitude
Input resistance1
Input clipping voltage
VAI
–
TBD
–
Vrms
R IN
ATT = 0dB
TBD
TBD
TBD
Ω
VCLP
THD + N = 1%, ATT = 0dB
–
TBD
–
Vrms
1. R IN varies with the ATT setting. See figure 11 in the Analog Performance Characteristics section.
Analog outputs (AOUT1 to AOUT6)
Parameter
Symbol
Condition
Rating
Unit
min
typ
max
Residual noise voltage
Signal-to-noise ratio
VNS
Input signal: 0Vrms,
–
TBD
TBD
µVr m s
A - weight filter, 0dBr =
SNR
(TBD)Vr m s , ATT = 0dB
TBD
TBD
–
dBr
Total harmonic distortion + noise
THD + N
ATT = 0dB, 20kHz lowpass
filter
–
TBD
TBD
%
Gain control range
Step size
RCNT
Step
−7 9
–
+16
dB
0.8
1.0
1.5
dB
Attenuation error (1 to 20kHz)
Absolute attenuation (1kHz)
Mute attenuation (1kHz)
Channel crosstalk1
ERR1
ERR2
AT 0
AT 1
AT 2
AT 3
AT 4
AT 5
Mute
CT
+16 to −6 0 d B
−61 to −7 9 d B
ATT = 16dB
ATT = 0dB
ATT = −2 0 d B
ATT = −4 0 d B
ATT = −6 0 d B
ATT = −7 9 d B
ATT = Mute
ATT = 0dB
TBD
–
TBD
dB
TBD
–
TBD
dB
–
TBD
–
dB
–
TBD
–
dB
–
TBD
–
dB
–
TBD
–
dB
–
TBD
–
dB
–
TBD
–
dB
TBD
TBD
–
dB
TBD
TBD
–
dB
Frequency response
Quiescent output zip noise voltage2
Minimum driver load resistance
FR
ATT = 0dB, f = 200kHz
–
TBD
–
dB
NJ
0Vrms input signal
–
–
TBD
mVp-p
RML
ATT = 0dB, THD + N = 1%
TBD
TBD
–
Ω
1. Leakage to other channels when analog input is applied to one channel only.
2. Noise occurring when the ATT setting is changed (peak to peak)
Reference voltage (VREF1, VREF2)
Parameter
Reference voltage output
Symbol
VREF
Condition
Rating
Unit
min
typ
max
0.45AV D D 0.5AV D D 0.55AV D D
V
NIPPON PRECISION CIRCUITS—8
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