參數(shù)資料
型號: SI3212
廠商: Electronic Theatre Controls, Inc.
元件分類: Codec
英文描述: PROSLIC PROGRAMMABLE CMOS SLIC/CODEC WITH RINGING/BATTERY VOLTAGE GENERATION
中文描述: ProSLIC產(chǎn)品可編程的CMOS用戶接口/有振鈴編解碼器/電池電壓生成
文件頁數(shù): 23/122頁
文件大?。?/td> 1950K
代理商: SI3212
Si3210/Si3211/Si3212
Preliminary Rev. 1.11
23
Figure 15. Simplified ProSLIC Linefeed Architecture for TIP and RING Leads (One Shown)
Table 21. ProSLIC Linefeed Operations
LF[2:0]*
Linefeed State
Description
000
Open
TIP and RING tri-stated.
001
Forward Active
V
TIP
> V
RING
.
010
Forward On-Hook Transmission
V
TIP
> V
RING
; audio signal paths powered on.
011
TIP Open
TIP tri-stated, RING active; used for ground start.
100
Ringing
Ringing waveform applied to TIP and RING.
101
Reverse Active
V
RING
> V
TIP
.
110
Reverse On-Hook Transmission
V
RING
> V
TIP
; audio signal paths powered on.
111
Ring Open
RING tri-stated, TIP active.
Note:
The Linefeed register (LF) is located in direct Register 64.
DSP
A/D
D/A
D/A
A/D
DC
Control
AC
Control
DC
Control
Loop
AC
Control
Loop
Battery Sense
Emitter Sense
DC Sense
R
DC
R
SE
R
BAT
Q
DN
Q
P
Q
N
R
E
V
BAT
TIP or
RING
R
BP
R
AC
C
AC
AC Sense
Audio
Codec
Monitor A/D
SLIC DAC
O
E
Σ
相關PDF資料
PDF描述
SI3212-BT PROSLIC PROGRAMMABLE CMOS SLIC/CODEC WITH RINGING/BATTERY VOLTAGE GENERATION
SI3212-KT PROSLIC PROGRAMMABLE CMOS SLIC/CODEC WITH RINGING/BATTERY VOLTAGE GENERATION
SI3311-H SI3311-H
SI3317-H IRED
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