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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)： | 9/18頁(yè) |
| 文件大?。?/td> | 302K |
| 代理商： | ICM7228 |
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9
ICM7228
8
WRITE
Input
Data Input Will Be Written to Control Register or Display RAM on Rising Edge of WRITE.
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
DP
Output
LED Display Decimal Point and Segments a, b, and d Drive Lines
16
SEG a
17
SEG b
18
SEG d
19
V
DD
Supply
Device Positive Power Supply Rail.
20
SEG c
Output
LED Display Segments c, e, f and g Drive Lines.
21
SEG e
22
SEG f
23
SEG g
24
DIGIT 8
Output
LED Display Digits 8, 2, 5 and 7 Drive Lines.
25
DIGIT 2
26
DIGIT 5
27
DIGIT 7
28
V
SS
Supply
Device Ground or Negative Power Supply Rail.
TABLE 3. ICM7228C PIN ASSIGNMENTS AND DESCRIPTIONS
PIN NO.
NAME
FUNCTION
DESCRIPTION
1
SEG c
Output
LED Display Segments c, e, band Decimal Point Drive Lines.
2
SEG e
3
SEG b
4
DP
5
DA0
Input
Digit Address Input, Bit 1 LSB.
6
DA1
Input
Digit Address Input, Bit 2.
7
ID7,
(INPUT DP)
Input
Display Decimal Point Data Input, Negative True.
8
WRITE
Input
Data Input Will Be Written to Display RAM on Rising Edge of WRITE.
TABLE 2. ICM7228B 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(chēng):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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