參數(shù)資料
型號(hào): AS2591
廠商: AUSTRIAMICROSYSTEMS AG
元件分類(lèi): 顯示驅(qū)動(dòng)器
英文描述: 16-Digit LCD Driver CMOS Integrated Circuit
中文描述: LIQUID CRYSTAL DISPLAY DRIVER, PQFP44
封裝: TQFP-44
文件頁(yè)數(shù): 2/10頁(yè)
文件大?。?/td> 74K
代理商: AS2591
Preliminary
AS2591
Rev. 1.0
Page 2
May 1999
Pin Description
Pin #
Name
Type
Description
1
2
3
4
5
6
7
8
9
10
11
12
S2_10
S1_10
S2_11
S1_11
S2_12
S1_12
S2_13
S1_13
S2_14
S1_14
S2_15
S1_15
AO
Segment Outputs
Output pins for driving segments of LCD.
13
CS
DI
Chip Select
Chip select signal from CPU (e.g. AS2525).
14
DI
DI
Data Input
Data input pin for serial interface.
15
SCLK
DI
Serial Clock Input
Clock input pin for serial interface.
16
V
DD
Supply
Positive Voltage Supply
This pin is the positive power supply for the device.
17
V
SS
Supply
Negative Voltage Supply
This pin is the negative power supply for the device.
18
19
XTAL1
XTAL2
Oscillator Pins
Oscillator pins for connection of a 32.768 kHz crystal.
20
V
LCD
AI
LCD Reference Voltage
This is the input pin for setting the internal LCD reference voltage (see
also Figure 4: Supply arrangement).
21
22
23
24
COM1
COM2
COM3
COM4
AO
Backplane Outputs
Ouput pins for driving backplanes of LCD.
Continues…
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