SI3018-F-FT Silicon Laboratories Inc, SI3018-F-FT Datasheet - Page 19
SI3018-F-FT
Manufacturer Part Number
SI3018-F-FT
Description
IC VOICE DAA GCI/PCM/SPI 16TSSOP
Manufacturer
Silicon Laboratories Inc
Datasheet
1.SI3018-F-FT.pdf
(112 pages)
Specifications of SI3018-F-FT
Function
Data Access Arrangement (DAA)
Interface
Serial
Number Of Circuits
1
Voltage - Supply
3 V ~ 3.6 V
Current - Supply
8.5mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
16-TSSOP
Includes
Line Voltage Monitor, Loop Current Monitor, Overload Detection, Parallel Handset Detection, Polarity Reversal Detection, TIP and
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SI3018-F-FT
Manufacturer:
SiliconL
Quantity:
960
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4. AOUT PWM Output
Figure 18 illustrates an optional circuit to support the pulse width modulation (PWM) output capability of the Si3050
for call progress monitoring purposes.To enable this mode, the INTE bit (Register 2) should be set to 0, the PWME
bit (Register 1) set to 1, and the PWMM bits (Register 2) set to 00.
Registers 20 and 21 allow the receive and transmit paths to be attenuated linearly. When these registers are set to
all 0s, the transmit and receive paths are muted. These registers affect the call progress output only and do not
affect transmit and receive operations on the telephone line.
The PWMM[1:0] bits (Register 1, bits 5:4) select one of three different PWM output modes for the AOUT signal,
including a delta-sigma data stream, a 32 kHz return to 0 PWM output, and a balanced 32 kHz PWM output.
Component
LS1
C41
R41
Q6
AOUT
+5VA
Figure 18. AOUT PWM Circuit for Call Progress
Table 12. Component Values—AOUT PWM
Speaker BRT1209PF-06
0.1 µF, 16 V, X7R, ±20%
150 Ω, 1/10 W, ±5%
NPN KSP13
Value
Rev. 1.2
R41
C41
Venkel, SMEC, Panasonic
Venkel, SMEC
Supplier
Fairchild
Intervox
Q6
LS1
Si3050
19
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