參數(shù)資料
型號: HT9172
廠商: Holtek Semiconductor Inc.
英文描述: DTMF Receiver
中文描述: 雙音多頻接收器
文件頁數(shù): 8/13頁
文件大小: 124K
代理商: HT9172
Data Output
The data outputs, D0~D3, are tristate outputs. When the OE input is low, the D0~D3 data outputs, will be in a high im-
pedance condition.
Application Circuits
Application Circuit 1
Application Circuit 2
HT9172
Rev. 1.00
8
March 30, 2006
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Note:
X tal = 3.579545MHz crystal
C1 = C2
20pF
X tal = 3.58MHz ceramic resonator
C1 = C2
39pF
Note:
X tal = 3.579545MHz crystal
C1 = C2
20pF
X tal = 3.58MHz ceramic resonator
C1 = C2
39pF
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