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參數(shù)資料
| 型號： | EM91455BP |
| 廠商： | ELAN Microelctronics Corp . |
| 英文描述： | TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION |
| 中文描述： | 音頻/脈沖撥號與LCD接口及IPP檢測功能 |
| 文件頁數(shù)： | 12/24頁 |
| 文件大小： | 199K |
| 代理商： | EM91455BP |
EM91455 SERIES
TONE/PULSE DIALER WITH LCD INTERFACE
AND I.P.P. DETECT FUNCTION
12
* This specification are subject to be changed without notice.
9.24.1998
DTMF output frequency
(fosc = 3.579545 MHz)
Keyboard scan pin
ROW1 (f1)
ROW2 (f2)
ROW3 (f3)
ROW4 (f4)
COL1 (f5)
COL2 (f6)
COL3 (f7)
CCITT standard (Hz)
697
770
852
941
1209
1336
1477
Actual output (Hz)
699.1
766.2
847.4
947.9
1215.8
1331.6
1471.8
Deviation (%)
0.30
0.49
-0.53
0.73
0.56
-0.32
-0.35
Keyboard debounce time
Key tone signal: frequency
Tdb
Fkt
Tkt
Tp
Tpt
Tf
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
20
600
30
3.6
3.6
600
100
80
300
20
10
40:60
33:66
800
500
98
98
93
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ms
Hz
ms
sec.
sec.
duration
Pause time
Pulse to Tone waiting time
Flash time
Row3B, Row4B=NR, NR
Row3B, Row4B=NR, R-Vss
Row3B,Row4B=R-Vss, NR
Row3B,Row4B=R-Vss,R-Vss
Row1 = R-Vdd
Row1 = R-Vss
Row2 = NR
Row2 = R-Vss
PSR = 10 pps
PSR = 20 pps
ms
Pulse rate
PSR
pps
Make/Break ratio
MBR
%
Inter-digit pause time
Tidp
ms
Minimum tone duration
Minimum inter-tone pause
HD key release hold function
debounce time
SDO bit time
Off-Hook delay time
Tp
Titp
Thdrdb
96
96
-
100
100
-
ms
ms
Memory dialing
Tbit
Tdly
3.8
-
3.9
300
4.1
-
ms
ms
Parameter
Sym.
Min.
Typ.
Max. Unit
Condition
AC ELECTRICAL CHARACTERISTIC
(Ambient temperature is 25
°
C, V
DD
=2.5V unless otherwise noted, all voltages referenced to Vss,Fosc=3.579545 MHz)
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| EM91455C | IC XTAL CLK 0SC 16.0 MHZHYBRID +/-.01% |
| EM91455CK | TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION |
| EM91455D | TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION |
| EM91455DK | TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION |
| EM91455 | Tone/Pulse Switchable Dialer with LCD Interface and I.P.P. Detect Function(雙音/脈沖可轉(zhuǎn)換撥號器（帶液晶顯示接口和盜撥檢測功能）) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| EM91455C | 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION |
| EM91455CK | 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION |
| EM91455D | 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION |
| EM91455DK | 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION |
| EM91465 | 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION |
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