參數(shù)資料
型號(hào): AM79C30A
廠商: Advanced Micro Devices, Inc.
英文描述: Digital Subscriber Controller⑩ (DSC⑩) Circuit
中文描述: 數(shù)字用戶控制器⑩法(DSC⑩)電路
文件頁(yè)數(shù): 82/101頁(yè)
文件大?。?/td> 1607K
代理商: AM79C30A
82
Am79C30A/32A Data Sheet
Reset and Hookswitch Timing
Reset Timing
Hookswitch Timing
Note:
Due to clock start-up times, the hookswitch Min and Max Debounce times are approximately 3 ms greater in Power-Down Mode.
Figure 31.
Reset Timing
Figure 32.
Hookswitch Debounce Timing
Parameter Symbol
Parameter Description
Min
Max
Units
t
RES
t
PHRL
t
F
t
R
Reset Pulse Width
1
μs
Power Stable to Reset Low
1
μs
Reset Transition Fall Time
1
ms
Reset Transition Rise Time
20
μs
Parameter Symbol
Parameter Description
Min
Max
Units
t
B
t
1
Debounce Time
16
16.25
ms
HSW Detected to INT Delay
0
370
μs
4.75 V
V
CC
RESET
V
IL
V
IH
t
PHRL
t
RES
t
R
t
F
09893H-23
09893H-24
HSW
INT
t
B
t
1
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