Si3056
Si3018/19/10
Table 11. Digital FIR Filter Characteristics—Transmit and Receive
(VD = 3.0 to 3.6 V, Sample Rate = 8 kHz, TA = 0 to 70 °C)
Parameter
Symbol
Min
0
Typ
—
Max
3.3
3.6
0.1
—
Unit
kHz
kHz
dB
Passband (0.1 dB)
Passband (3 dB)
Passband Ripple Peak-to-Peak
Stopband
F
(0.1 dB)
F
0
—
(3 dB)
–0.1
—
—
4.4
—
kHz
dB
Stopband Attenuation
Group Delay
–74
—
t
—
12/Fs
—
s
gd
Note: Typical FIR filter characteristics for Fs = 8000 Hz are shown in Figures 7, 8, 9, and 10.
Table 12. Digital IIR Filter Characteristics—Transmit and Receive
(VD = 3.0 to 3.6 V, Sample Rate = 8 kHz, TA = 0 to 70 °C)
Parameter
Symbol
Min
0
Typ
—
Max
3.6
0.2
—
Unit
kHz
dB
Passband (3 dB)
Passband Ripple Peak-to-Peak
Stopband
F
(3 dB)
–0.2
—
—
4.4
kHz
dB
Stopband Attenuation
Group Delay
–40
—
—
—
t
1.6/Fs
—
s
gd
Note: Typical IIR filter characteristics for Fs = 8000 Hz are shown in Figures 11, 12, 13, and 14. Figures 15 and 16 show
group delay versus input frequency.
Rev. 1.05
15
SILICON [ SILICON ]
