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參數(shù)資料
| 型號(hào)： | 75T204-IP |
| 廠(chǎng)商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 5V Low-Power Subscriber DTMF Receiver |
| 中文描述： | 5V的低功耗用戶(hù)的DTMF接收器 |
| 文件頁(yè)數(shù)： | 7/9頁(yè) |
| 文件大?。?/td> | 63K |
| 代理商： | 75T204-IP |
75T204
5V Low-Power Subscriber
DTMF Receiver
7
ELECTRICAL SPECIFICATIONS
ABSOLUTE MAXIMUM RATINGS
(Operation above absolute maximum ratings may damage the device. All 75T204 unused inputs must be
connected to V
P
or GND, as appropriate.)
PARAMETER
DC Supply Voltage - V
P
RATING
+7V
Operating Temperature
-40
°
C to +85
°
C Ambient
-65
°
C to +150
°
C
65mW
Storage Temperature
Power Dissipation (25
°
C)
Input Voltage (All inputs except ANALOG IN)
(V
P
+ 0.5V) to -0.5V
ANALOG IN Voltage
DC Current into any Input
(V
P
+ .5V) to (V
P
- 10V)
±1.0mA
Lead Temperature - Soldering, 10 sec.
300
°
C
ELECTRICAL CHARACTERISTICS
(-40
°
C 2 T
A
2 +85
°
C, V
P
= 5V ± 10%)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Frequency Detect Bandwidth
Amplitude for Detection
±(1.5+2Hz)
-32
±2.3
±3.5
-2
% of f
O
each tone
dBm ref.
to 600
dB
Twist Tolerance
Twist=HighTone
LowTone
-10
+10
60-Hz Tolerance
Dial Tone Tolerance
0.8
0dB
Vrms
dB*
“precise” dial tone
Talk Off
MITEL tape #CM 7290
2
hits
Digital Outputs
(except XOUT)
“0” level, 400μA load
“1” level, 200μA load
0
0.5
V
P
V
V
V
P
-0.5
“0” level
0
0.3V
P
V
Digital Inputs
“1” level
wide band
0.7V
P
V
P
10
V
Power Supply Noise
mV p-p
Supply Current
T
A
= 25
°
C
MITEL tape #CM 7290
V
P
3V
IN
3V
P
-10
10
16
mA
Noise Tolerance
Input Impedance
-12
dB*
100K
||15pF
* dB referenced to lowest amplitude tone
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