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參數(shù)資料
| 型號(hào)： | HT1670 |
| 廠商： | Holtek Semiconductor Inc. |
| 英文描述： | 128x32 LCD Controller for I/O MCU |
| 中文描述： | 128x32 LCD控制器的I / O控制器 |
| 文件頁數(shù)： | 7/19頁 |
| 文件大?。?/td> | 174K |
| 代理商： | HT1670 |
A.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
f
SYS1
System Clock
3V
On-chip RC oscillator
22
32
40
kHz
5V
24
32
40
kHz
f
SYS2
System Clock
3V
Crystal oscillator
32.768
kHz
5V
32.768
kHz
f
SYS3
System Clock
3V
External clock source
32
kHz
5V
32
kHz
f
LCD1
LCD Frame Frequency
3V
On-chip RC oscillator
61/117
89/170
111/213
Hz
5V
61/117
89/170
111/213
Hz
f
LCD2
LCD Frame Frequency
3V
Crystal oscillator
64
Hz
5V
64
Hz
f
LCD3
LCD Frame Frequency
3V
External clock source
64
Hz
5V
64
Hz
t
COM
LCD Common Period
n: Number of COM
n/f
LCD
sec
f
CLK1
4-Bit Data Clock (WR Pin)
3V
Duty cycle 50%
150
kHz
5V
300
kHz
f
CLK2
4-Bit Data Clock (RD Pin)
3V
Duty cycle 50%
75
kHz
5V
150
kHz
t
CS
4-Bit Interface Reset Pulse Width
(Figure 3)
CS
250
ns
t
CLK
WR,RDInputPulseWidth(Figure1)
3V
Write mode
3.34
s
Read mode
6.67
5V
Write mode
1.67
s
Read mode
3.34
t
r
, t
f
Rise/Fall Time Serial Data Clock
Width (Figure 1)
3V
120
ns
5V
t
su
Setup Time for DB to WR, RD Clock
Width (Figure 2)
3V
120
ns
5V
t
h
Hold Time for DB to WR, RD Clock
Width (Figure 2)
3V
120
ns
5V
t
su1
Setup Time for CS to WR, RD Clock
Width (Figure 3)
3V
100
ns
5V
t
h1
Hold Time for CS to WR, RD Clock
Width (Figure 3)
3V
100
ns
5V
HT1670
Rev. 1.10
7
September 17, 2004
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HT1670_10 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:128x32 LCD Controller for I/O MCU |
| HT16C21 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:RAM Mapping 20*4 / 16*8 LCD Driver Controller |
| HT16C22 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:RAM Mapping 44*4 LCD Controller Driver |
| HT16C23 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:RAM Mapping 56*4 / 52*8 LCD Driver Controller |
| HT16C24 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:RAM Mapping 72*4/68*8/60*16 LCD Driver Controller |
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