SI3011-F-GS 데이터 시트보기 (PDF) - Silicon Laboratories

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SI3011-F-GS

PROGRAMMABLE VOICE DAA SOLUTIONS

Silicon Laboratories 

Si3050 + Si3011/18/19

tr

tf

PCLK

FSYNC

DRX

th1

tfp

tsu2

tsu2

th2

td1

td2

td3

DTX

Figure 6. GCI Highway Interface Timing Diagram (2x PCLK Mode)

Table 10. 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

Typ

Passband (0.1 dB)

Passband (3 dB)

Passband Ripple Peak-to-Peak

F(0.1 dB)

0

—

F(3 dB)

0

—

–0.1

—

Stopband

—

4.4

Stopband Attenuation

–74

—

Group Delay

tgd

—

12/Fs

Note: Typical FIR filter characteristics for Fs = 8000 Hz are shown in Figures 7, 8, 9, and 10.

Max

3.3

3.6

0.1

—

—

—

Unit

kHz

kHz

dB

kHz

dB

s

Table 11. 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

Typ

Max

Unit

Passband (3 dB)

Passband Ripple Peak-to-Peak

F(3 dB)

0

—

–0.2

—

3.6

kHz

0.2

dB

Stopband

—

4.4

—

kHz

Stopband Attenuation

–40

—

—

dB

Group Delay

tgd

—

1.6/Fs

—

s

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.

14

Rev. 1.5

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