參數(shù)資料
型號(hào)： EM91420D
廠商： ELAN Microelctronics Corp .
英文描述： Oscillator; Frequency:1MHz; Frequency Tolerance:+/- 100 ppm; Load Capacitance:50pF; Crystal Terminals:PCB Thru Hole; Supply Voltage:5V; Mounting Type:Through Hole; Number of Pins:4
中文描述： 音頻/脈沖開關(guān)的撥號(hào)器與LCD接口及雙音的旋律發(fā)電機(jī)
文件頁數(shù)： 9/24頁
文件大?。?/td> 175K
代理商： EM91420D
EM91420 SERIES
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
AND DUAL-TONE MELODY GENERATOR
9
* This specification are subject to be changed without notice.
10.1.1997
SDO Keypad Encoded table:
Digital key (b5,b4=0,0)
keypad
1
output
b3,b2,b1,b0 0001 0010 0011 0100 0101 0110 0111
Display
1
2
3
2
3
4
5
6
7
8
9
0
“*”/T
#
P
*/”T”
1000 1001 1010
8
9
1011 1100
1101 1110
P
4
5
6
7
0
Function key (b5,b4=1,0)
keypad
output
b3,b2,b1,b0
Display
STORE
ST
Hold
HF
A
F
(Lock state)
0000
1000
HOLD
1010
Speaker
1110
A
1111
0001
Lock
clear all display
Function key (b5,b4=1,1)
keypad
output
b3,b2,b1,b0
Display
RD
1101
RD
Keypad,SDO format and LCD display reference table:
Keypad
1
2
3
4
5
6
7
8
9
0
“*”/T
#
P
*/”T”
ST
HOLD
HF
A
F
(Lock state)
RD
bit5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
bit4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
bit3
0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
1
1
1
1
0
1
bit2
0
0
0
1
1
1
1
0
0
0
0
1
1
1
0
0
0
1
1
0
1
bit1
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
0
1
1
1
0
0
bit0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
0
0
0
1
1
1
Display
1
2
3
4
5
6
7
8
9
0
P
STORE
HOLD
Speaker
A
clear all display
Lock
RD
<Note> : The display of LCD panel “ST”,”Hold”,”HF”,”A”,”RD” is corresponding to EM32116 with flag types.
相關(guān)PDF資料
PDF描述
EM91420 Tone/Pulse Switchable Dialer with LCD Interface and Dual-Tone Melody Generator(0.15mA（脈沖）/0.3mA（音調(diào)）工作電流的音調(diào)/脈沖可轉(zhuǎn)換的撥號(hào)器（帶LCD接口和雙音旋律發(fā)生器）)
EM91421 Tone/Pulse Switchable Dialer with LCD Interface and Dual-Tone Melody Generator(0.15mA（脈沖）/0.3mA（音調(diào)）工作電流的音調(diào)/脈沖可轉(zhuǎn)換的撥號(hào)器（帶LCD接口和雙音旋律發(fā)生器）)
EM91440BP TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91440DK TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91440A 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
EM91420DK 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91440 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91440A 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91440A/B/C/D 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:Telephone Dialer Multi-Function Dialer
EM91440AP 制造商:EMC 制造商全稱:ELAN Microelectronics Corp 功能描述:TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
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