參數(shù)資料
型號: STLC3055QTR
廠商: 意法半導(dǎo)體
英文描述: WLL & ISDN-TA SUBSCRIBER LINE INTERFACE CIRCUIT
中文描述: 環(huán)路
文件頁數(shù): 20/22頁
文件大小: 153K
代理商: STLC3055QTR
APPENDIX C
TYPICALSTATEDIAGRAM FOR STLC3055OPERATION
Tj>Tth
PD=0,D0=D1=0
PD=1, D0=D1=0
Power
Down
HI-Z
Feeding
Off Hook Detection
Active
Off Hook
On HookDetection for T>Tref
Active
On Hook
Ringing
Ring Burst
D0=1, D1=0, D2=0/1
Ring Trip
Detection
Normally used for
On Hook
Transmission
Ring Pause
D0=0, D1=1,
D2=0
Ring Burst
Off HookDetection
D0=0, D1=1,
D2=0
On Hook Condition
Note: all state transitionsare under the microprocessor control.
Figure C1.
STLC3055
20/22
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