SI4730-D60-GMR Datasheet, PDF (17/44 Pages) Silicon Laboratories – BROADCAST AM/FM/SW/LW RADIO RECEIVER

Si4730/31/34/35-D60
Table 10. AC Receiver Characteristics—AUXIN Analog to Digital Converter
(V_A = 2.7 to 5.5 V, V_D = 1.62 to 3.6 V, T_A = –20 to 85 °C)
Parameter
Symbol
Test Condition
Min Typ Max
Total Harmonic Distortion +
Noise
THD+N
f = 1 kHz;
measured 20 Hz—20 kHz
— 0.035 0.06
Dynamic Range/Signal to Noise
Ratio
SNR
f = 1 kHz at –60 dBFS
A-weighted
—
85
—
f = 1 kHz at –60 dBFS
non-weighted
—
78
—
Crosstalk
f = 1 kHz with 3% Bandpass —
90
—
filter
Gain Mismatch
— 0.03 —
Gain Drift
— 100 —
Input Sample Rate
Input Voltage
Input Resistance
Input Capacitance
F_S
—
48
—
V_AI
—
—
1.8
R_AI
LIATTEN[1:0]
—
60
—
C_AI
—
10
—
Unit
%
dB
dB
dB
dB
PPM/°C
kHz
V_pkpk
k
pF
Table 11. Digital Filter Characteristics—AUXIN Analog to Digital Converter
(V_A = 2.7 to 5.5 V, V_D = 1.62 to 3.6 V, T_A = –20 to 85 °C)
Parameter
Passband Frequency Response
Passband Ripple
Stopband Corner Frequency
Stopband Attenuation
Symbol
Test Condition
–0.1 dB
20—20 kHz
Min Typ Max
Unit
0.02 —
20
kHz
–0.1 —
0.1
dB
25
—
—
kHz
70
—
—
dB
Rev. 1.1
17