參數(shù)資料
型號: HT16220
廠商: Holtek Semiconductor Inc.
英文描述: RAM Mapping 32 x 8 LCD Controller for I/O μC(存儲器映射、用于I/O接口微機的32 x 8模式LCD控制器)
中文描述: 內存映射32 × 8 LCD控制器的I / O微控制(存儲器映射,用于的I / O接口微機的32 × 8模式液晶顯示控制器)
文件頁數(shù): 7/17頁
文件大?。?/td> 148K
代理商: HT16220
A.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
f
SYS
System Clock
3V
Crystal oscillator
32
kHz
5V
32
kHz
f
LCD
LCD Frame Frequency
3V
Crystal oscillator
64
Hz
5V
64
Hz
t
COM
LCD Common Period
n: Number of COM
n/f
LCD
sec
f
CLK1
Serial Data Clock (WR Pin)
3V
Duty cycle 50%
150
kHz
5V
300
kHz
f
CLK2
Serial Data Clock (RD Pin)
3V
Duty cycle 50%
75
kHz
5V
150
kHz
t
CS
Serial Interface Reset Pulse
Width
(Figure3)
CS
250
ns
t
CLK
WR, RD Input Pulse Width
(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
(Figure1)
3V
120
ns
5V
t
SU
Setup Time for DATA to WR,
RD Serial Data Clock
(Figure2)
3V
120
ns
5V
t
h
Hold Time for DATA to WR,
RD Serial Data Clock
(Figure2)
3V
120
ns
5V
t
SU1
SetupTimeforCStoWR,RD
ClockWidth
(Figure3)
3V
100
ns
5V
t
h1
Hold Time for CS to WR, RD
ClockWidth
(Figure3)
3V
100
ns
5V
HT16220
7
January 10, 2001
相關PDF資料
PDF描述
HT1622 RAM Mapping 32 x 8 LCD Controller for I/O μC(存儲器映射、用于I/O接口微機的32 x 8模式LCD控制器)
HT1623 RAM Mapping 48x8 LCD Controller for I/O C
HT1625 RAM Mapping 64x 8 LCD Controller for I/O C
HT1626 RAM Mapping 48x16 LCD Controller for I/O C
HT1627 RAM Mapping 64x16 LCD Controller for I/O C
相關代理商/技術參數(shù)
參數(shù)描述
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