參數(shù)資料
型號(hào)： ICM7228
廠商： Intersil Corporation
英文描述： 8-Digit, Microprocessor-Compatible, LED Display Decoder Driver(8位數(shù)字LED顯示驅(qū)動(dòng)器)
中文描述： 8位、復(fù)用輸出、LED解碼驅(qū)動(dòng)器
文件頁(yè)數(shù)： 8/18頁(yè)
文件大?。?/td> 302K
代理商： ICM7228
8
ICM7228
9
MODE
Input
Selects Data to Be Loaded to Control Register or Display RAM: High, Loads Control Register;
Low, Loads Display RAM.
10
ID4,
(SHUTDOWN)
Input
When “MODE” Low: Display Data Input, Bit 5.
When “MODE” High: Control Bit, Low Power Mode Select: High, Normal Operation; Low,
Oscillator and Display Disabled.
11
ID1
Input
When “MODE” Low: Display Data Input, Bit 2.
When “MODE” High and “ID7 (DATA COMING)” Low: Digit Address, Bit 2, Single Digit Update
Mode.
12
ID0
Input
When “MODE” Low: Display Data Input, Bit 1.
When “MODE” High and “ID7 (DATA COMING)” Low: Digit Address, LSB, Single Digit Update
Mode.
13
ID2
Input
When “MODE” Low: Display Data Input, Bit 3.
When “MODE” High and “ID7 (DATA COMING)” Low: Digit Address, MSB, Single Digit Update
Mode.
14
ID3
Input
When “MODE” Low: Display Data Input, Bit 4.
When “MODE” High: RAM Bank Select (Decode Modes Only): High, RAM Bank A; Low, RAM
Bank B
15
DIGIT 1
Output
LED Display Digits 1, 2, 5 and 8 Drive Lines.
16
DlGlT 2
17
DIGIT 5
18
DlGlT 8
19
V
DD
Supply
Device Positive Power Supply Rail.
20
DIGIT 4
Output
LED Display Digits 4, 7, 6 and 3 Drive Lines.
21
DlGlT 7
22
DlGlT 6
23
DIGlT 3
24
SEG f
Output
LED Display Segments f, d, g and a Drive Lines.
25
SEG d
26
SEG g
27
SEG a
28
V
SS
Supply
Device Ground or Negative Power Supply Rail.
TABLE 2. ICM7228B PIN ASSIGNMENTS AND DESCRIPTIONS
PIN NO.
NAME
FUNCTION
DESCRIPTION
1
DIGIT 4
Output
LED Display Digits 4, 6, 3 and 1 Drive Lines.
2
DlGlT 6
3
DIGIT 3
4
DlGlT 1
5
ID6,
(HEXA/CODE B)
Input
When “MODE” Low: Display Data Input, Bit 7.
When “MODE” High: Control Bit, Decoding Scheme Selection: High, Hexadecimal
Decoding; Low, Code B Decoding.
6
ID5, (DECODE)
Input
When “MODE” Low: Display Data Input, Bit 6.
When “MODE” High: Control Bit, Decode/No Decode Selection: High, No Decode; Low, Decode.
7
ID7,
(DATA COMING)
Input
When “MODE” Low: Display Data Input, Bit 8, Decimal Point Data.
When “MODE” High: Control Bit, Sequential Data Update Select: High, Data Coming; Low, No
Data Coming.
TABLE 1. ICM7228A PIN ASSIGNMENTS AND DESCRIPTIONS (Continued)
PIN NO.
NAME
FUNCTION
DESCRIPTION
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ICM7228_05 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:8-Digit, Microprocessor-Compatible, LED Display Decoder Driver
ICM7228AIBI 功能描述:LED顯示驅(qū)動(dòng)器 DISPLAY 8 DIG LED DRIVER 28CDIP IND RoHS:否 制造商:Micrel 數(shù)位數(shù)量:5 片段數(shù)量: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PLCC-44 工作電源電壓:4.75 V to 11 V 最大電源電流:10 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Tube
ICM7228AIBIZ 功能描述:LED顯示驅(qū)動(dòng)器 DISPLAY 8 DIG LED DRVR 28W IND RoHS:否 制造商:Micrel 數(shù)位數(shù)量:5 片段數(shù)量: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PLCC-44 工作電源電壓:4.75 V to 11 V 最大電源電流:10 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Tube
ICM7228AIJI 制造商:Maxim Integrated Products 功能描述:8 DIGIT LED DISPLAY DRIVER - Bulk
ICM7228AIJI+ 制造商:Maxim Integrated Products 功能描述:LED DRVR 64SEGMENT 2.5V/3.3V/5V 28CDIP - Rail/Tube
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