參數(shù)資料
型號: HD66720
廠商: Hitachi,Ltd.
英文描述: Low-Power Dot-Matrix Liquid Crystal Display Controller/Driver with Key Scan Function
中文描述: 低功耗點陣液晶顯示控制器/鍵掃描功能驅動程序
文件頁數(shù): 93/97頁
文件大?。?/td> 513K
代理商: HD66720
HD66727
93
14.Applies to the internal oscillator operations using oscillation resistor Rf (Figure 54).
OSC1
OSC2
R
f
Since the oscillation frequency varies depending on the OSC1 and OSC2
pin capacitance, the wiring length to these pins should be minimized.
Referential data
200
150
100
50
0
100
200
400
R
f
(k
)
f
OSC
(kHz)
160
160
300
500
600
700
800
V
CC
= 5 V (typ.)
V
CC
= 3 V (typ.)
Figure 54 Internal Oscillation
15.Booster characteristics test circuits are shown in Figure 55.
( Triple boosting )
GND
V
CC
1
μ
F
1
μ
F
+
Vci
C1
C2
V5OUT2
V5OUT3
1
μ
F
( Double boosting )
GND
V
CC
1
μ
F
+
1
μ
F
Vci
C1
C2
V5OUT2
V5OUT3
V
EE
+
+
V
EE
+
Figure 55 Booster
相關PDF資料
PDF描述
HD66727A03TA0L Low-Power Dot-Matrix Liquid Crystal Display Controller/Driver with Key Scan Function
HD66705U Low-Power Dot-Matrix Liquid Crystal Display Controller/Driver(圖形LCD控制器/驅動器)
HD66710 (Dot Matrix Liquid Crystal Display Controller/Driver)
HD66710A00FS 16 AMP SPDT MINIATURE POWER RELAY
HD66710A00TF (Dot Matrix Liquid Crystal Display Controller/Driver)
相關代理商/技術參數(shù)
參數(shù)描述
HD66720A01TF 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD Display Driver
HD66724 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:128 x 128-dot Graphics LCD Controller/Driver with Four-grayscale Functions
HD66724/HD66725 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
HD66724RA03TA0L 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD CONTROLLER
HD66725 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:112 x 80-dot Graphics LCD Controller/Driver