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參數(shù)資料
| 型號(hào)： | EM91401B |
| 廠(chǎng)商： | ELAN Microelctronics Corp . |
| 英文描述： | TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
| 中文描述： | 音頻/脈沖開(kāi)關(guān)的撥號(hào)器與LCD接口及雙音的旋律發(fā)電機(jī) |
| 文件頁(yè)數(shù)： | 10/23頁(yè) |
| 文件大?。?/td> | 174K |
| 代理商： | EM91401B |
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EM91401 SERIES
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
AND DUAL-TONE MELODY GENERATOR
10
* This specification are subject to be changed without notice.
10.1.1997
phone handset to prevent that the dialing signal (DTMF) is coupling by the Microphone of the phone handset.
(such as pocket dialer)
i.
ii. In idle state, turn on handfree function.
iii. The flash operation ( F key ).
In idle state, HKS is from “High” to “Low” (pick up handset action).
ABSOLUTE MAXIMUM RATINGS
(Ambient temperature is 25
°
C, all voltages referenced to V
SS
)
Items
Sym.
Rating
Unit
Power supply voltage
Input voltage range
Operating temperature
Storage temperature
Power consumption
V
DD
V
IN
T
OPR
T
STO
P
D
6.0 Vdc
V
V
°
C
°
C
mW
V
SS
-0.3V ~ V
DD
+0.3V
-25 ~ +70
-55 ~ 150
500
ELECTRICAL CHARACTERISTICS
(Ambient temperature is 25
°
C, V
DD
=2.5V unless otherwise noted, all voltages referenced to V
SS
, Fosc=3.579545 MHz)
Parameter
Sym.
Operating voltage
Pulse
Tone
Operating current(HKS=0)
Pulse
Idd
Tone
Pulse
Tone
Memory retention current
Imrt
Standby current
HKS=1
Istby
HKS=0
HKS=1
HKS=0
HKS, HFI & DRING
ViH
pins: input voltage
ViL
HFO & HDO pins source current
IoH
PO, HFO, XMUTE, RMUTE
IoL
& SDO pins: sink current
PO, XMUTE, RMUTE and SDO
IoH
pins: leakage current
HFI pin input resistance
Rhfi
DRING pin input resistance
Rdring
Keyboard scanning pins
IoH
output current (except COL4/KT)
IoL
COL4/KTsource current
IoH
sink current
IoL
Min.
2.0
2.0
-
-
-
-
-
-
-
-
-
0.8Vdd
Vss
0.2
-0.2
Typ.
-
-
0.15
0.3
0.15
0.3
0.001
0.001
1
0.001
10
-
-
-
-
Max. Unit
5.5
5.5
0.3
0.5
0.3
0.5
0.1
0.1
10
0.1
30
Vdd
0.2Vdd
-
-
Condition
V
unload
unload
mA
with pull up/down
resistor * 8
HKS=1,Vdd=1V
unload
uA
uA
with pull up/down
resistor * 8
V
mA
mA
Vo = 2.0 V
Vo = 0.5 V
-
-
±
0.001 uA
Vo = Vdd
-
-
2
200
100
10
400
-
-
-
-
K
K
uA
Vhfi = Vss
Vdeing=Vss
Vksn=Vss
Vksn=Vdd
Vo=2.0V
Vo=0.5V
50
800
-
-
200
0.2
0.2
mA
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| EM91401BP | TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
| EM91403(中文) | Tone/Pulse Switchable Dialer with LCD Interface and Dual-Tone Melody Generator(帶LCD接口和雙音旋律發(fā)生器的音調(diào)/脈沖可轉(zhuǎn)換的撥號(hào)器) |
| EM91403 | TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
| EM91403A | TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
| EM91403AP | TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| EM91401BP | 制造商:EMC 制造商全稱(chēng):ELAN Microelectronics Corp 功能描述:TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
| EM91401C | 制造商:EMC 制造商全稱(chēng):ELAN Microelectronics Corp 功能描述:TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
| EM91401CP | 制造商:EMC 制造商全稱(chēng):ELAN Microelectronics Corp 功能描述:TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
| EM91401D | 制造商:EMC 制造商全稱(chēng):ELAN Microelectronics Corp 功能描述:TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
| EM91401DK | 制造商:EMC 制造商全稱(chēng):ELAN Microelectronics Corp 功能描述:TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR |
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