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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)： | 4/13頁 |
| 文件大?。?/td> | 124K |
| 代理商： | HT9172 |
A.C. Characteristics
f
OSC
=3.5795MHz, Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
DTMF Signal
Input Signal Level
3V
36
6
dBm
5V
29
1
Twist Accept Limit (Positive)
5V
10
dB
Twist Accept Limit (Negative)
5V
10
dB
Dial Tone Tolerance
5V
18
dB
Noise Tolerance
5V
12
dB
Third Tone Tolerance
5V
16
dB
Frequency Deviation Acceptance
5V
1.5
%
Frequency Deviation Rejection
5V
3.5
%
t
PU
Power Up Time (See Figure 4.)
5V
30
ms
Gain Setting Amplifier
R
IN
Input Resistance
5V
10
M
I
IN
Input Leakage Current
5V
V
SS
<(V
VP
,V
VN
)<V
DD
0.1
A
V
OS
Offset Voltage
5V
25
mV
P
SRR
Power Supply Rejection
5V
100 Hz
3V<V
IN
<3V
60
dB
C
MRR
Common Mode Rejection
5V
60
dB
A
VO
Open Loop Gain
5V
65
dB
f
T
Gain Band Width
5V
1.5
MHz
V
OUT
Output Voltage Swing
5V
R
L
>100k
4.5
V
PP
R
L
Load Resistance (GS)
5V
50
k
C
L
Load Capacitance (GS)
5V
100
pF
V
CM
Common Mode Range
5V
No load
3.0
V
PP
Steering Control
t
DP
Tone Present Detection Time
5V
5
11
14
ms
t
DA
Tone Absent Detection Time
5V
4
8.5
ms
t
ACC
Acceptable Tone Duration
5V
42
ms
t
REJ
Rejected Tone Duration
5V
20
ms
t
IA
Acceptable Inter-digit Pause
5V
42
ms
t
IR
Rejected Inter-digit Pause
5V
20
ms
t
PDO
Propagation Delay (RT/GT to DO)
5V
8
11
s
t
PDV
Propagation Delay (RT/GT to DV)
5V
12
s
t
DOV
Output Data Set Up (DO to DV)
5V
4.5
s
t
DDO
Disable Delay (OE to DO)
5V
300
ns
t
EDO
Enable Delay (OE to DO)
5V
50
60
ns
Note: DO=D0~D3
HT9172
Rev. 1.00
4
March 30, 2006
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HT9200 | DTMF Generators |
| HT9200A | DTMF Generators |
| HT9200B | DTMF Generators |
| HT9202A | 1-Memory/2-Memory Tone/Pulse Dialer |
| HT9202B | 1-Memory/2-Memory Tone/Pulse Dialer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HT9200 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:DTMF Generators |
| HT92000526-5 | 制造商:Rennsteig 功能描述:PACK CON III FEM |
| HT9200A | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:DTMF Generators |
| HT9200A(8SOIC) | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone Telephone Dialer |
| HT9200A_04 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:DTMF Generators |
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