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參數(shù)資料
| 型號： | MX623 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Line-Powered Call Progress Tone Detector |
| 中文描述： | 線路供電呼叫過程音檢測 |
| 文件頁數(shù)： | 5/6頁 |
| 文件大?。?/td> | 59K |
| 代理商： | MX623 |
1997 MX
COM Inc.
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA All trademarks and service marks are held by their respective companies.
www.mxcom.com Tele: 800 638-5577 910 744-5050 Fax: 910 744-5054
Doc. # 20480091.003
Line- Powered Call Progress Detector
5
MX623 Preliminary Information
Characteristics
Static Values
Supply Current
Input Logic “1”
Input Logic “0”
Output Logic “1”
Output Logic “0”
See Note
Min.
Typ.
Max.
Unit
-
0.6
-
-
-
-
1.0
-
0.3
-
0.2
mA
%V
DD
%V
DD
%V
DD
%V
DD
0.7
-
0.8
-
Impedance
CS and PURS Input
Hold Input
Signal Input
IRQ Output (logic “1”)
IRQ Output (logic “0”)
Q0 - Q3 & Data-Change Outputs (logic “1”)
Q0 - Q3 & Data-Change Outputs (logic “0”)
Q0 - Q3 & Data-Change Outputs (high Z)
10.0
0.5
0.1
-
-
-
-
1.0
-
-
-
-
-
-
M
M
M
k
k
M
1
30.0
175
0.7
175
-
100
500
2.0
500
-
Dynamic Values
Signal Input Range
Decode Bandedge Tolerance
2, 5
3
35.0
-1.0
1,166
1.0
mVrms
%
-
Xtal Inverter
Voltage Gain
Input Impedance
Output Impedance
20.0
10.0
-
-
-
-
-
-
V/V
M
k
160
Decoder Timing -
Figures 3 and 4
Power Up Reset Time
Data 'E' Time
N
OTONE
to Tone Response Time
t
PURS
t
DE
t
RESP
2.5
31.0
-
-
-
-
-
ms
ms
ms
4
27.0
50.0
Specifications
Absolute Maximum Ratings
Exceeding the maximum rating can result in device
damage. Operation of the device outside the operating
limits is not implied.
Supply voltage
Input voltage at any pin
(ref V
SS
= 0V)
Sink/source current
(supply pins)
(other pins)
Total device dissipation
@ T
AMB
25°C
Derating
Storage temperature range
-0.3 to 7.0V
-0.3 to (V
DD
+ 0.3V)
+/- 30mA
+/- 20mA
800mW Max.
10mW/°C
-40°C to +85°C
Operating Limits
Min.
3.0
Max.
5.5
Unit
V
Supply Voltage (V
DD
)
at 25°C
Operating Temperature
-40
+85
°C
All device characteristics are measured under the
following conditions unless otherwise specified:
V
DD
= 3.3V
T
OP
= 25 °C
Audio Level 0dB ref: = 775mVrms
Xtal/Clock Frequency = 3.579545MHz
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