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HT9170B(18DIP-A) PDF预览

HT9170B(18DIP-A)

更新时间: 2024-02-03 14:11:16
品牌 Logo 应用领域
台湾合泰/盛群 - HOLTEK 电信光电二极管电信集成电路
页数 文件大小 规格书
14页 130K
描述
DTMF Signaling Circuit, CMOS, PDIP18,

HT9170B(18DIP-A) 技术参数

是否Rohs认证: 符合生命周期:Contact Manufacturer
Reach Compliance Code:unknown风险等级:5.77
JESD-30 代码:R-PDIP-T18端子数量:18
最高工作温度:70 °C最低工作温度:-20 °C
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:DIP18,.3封装形状:RECTANGULAR
封装形式:IN-LINE电源:3/5 V
认证状态:Not Qualified子类别:Telecom Signaling Circuits
最大压摆率:7 mA表面贴装:NO
技术:CMOS电信集成电路类型:DTMF SIGNALING CIRCUIT
温度等级:COMMERCIAL端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
Base Number Matches:1

HT9170B(18DIP-A) 数据手册

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HT9170B/HT9170D  
DTMF Receiver  
Features  
·
·
·
·
·
·
·
·
·
Operating voltage: 2.5V~5.5V  
Minimal external components  
No external filter is required  
Tristate data output for MCU interface  
3.58MHz crystal or ceramic resonator  
1633Hz can be inhibited by the INH pin  
Low standby current (on power down mode)  
Excellent performance  
HT9170B: 18-pin DIP package  
HT9170D: 18-pin SOP package  
General Description  
The HT9170B/D are Dual Tone Multi Frequency (DTMF)  
receivers integrated with digital decoder and bandsplit  
filter functions as well as power-down mode and inhibit  
mode operations. Such devices use digital counting  
techniques to detect and decode all the 16 DTMF tone  
pairs into a 4-bit code output.  
Highly accurate switched capacitor filters are imple-  
mented to divide tone signals into low and high group  
signals. A built-in dial tone rejection circuit is provided to  
eliminate the need for pre-filtering.  
Selection Table  
Function  
Operating  
Voltage  
OSC  
Frequency  
Tristate  
Data Output  
Power  
Down  
1633Hz  
Inhibit  
DV  
DVB  
Package  
Part No.  
HT9170B  
HT9170D  
2.5V~5.5V  
2.5V~5.5V  
3.58MHz  
3.58MHz  
18 DIP  
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
¾
¾
18 SOP  
Block Diagram  
P
W
D
N
D
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Rev. 1.11  
1
February 23, 2009  

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