參數(shù)資料
型號(hào): HT1622
廠商: Holtek Semiconductor Inc.
英文描述: RAM Mapping 32 x 8 LCD Controller for I/O μC(存儲(chǔ)器映射、用于I/O接口微機(jī)的32 x 8模式LCD控制器)
中文描述: 內(nèi)存映射32 × 8 LCD控制器的I / O微控制(存儲(chǔ)器映射,用于的I / O接口微機(jī)的32 × 8模式液晶顯示控制器)
文件頁(yè)數(shù): 7/17頁(yè)
文件大小: 147K
代理商: HT1622
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
External clock source
32
kHz
5V
32
kHz
f
LCD1
LCD Frame Frequency
3V
On-chip RC oscillator
44
64
80
Hz
5V
48
64
80
Hz
f
LCD2
LCD Frame Frequency
3V
External clock source
64
5V
64
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
(Figure 3)
CS
250
ns
t
CLK
WR, RD Input Pulse Width
(Figure 1)
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 DATA to WR,
RD Clock Width
(Figure 2)
3V
120
ns
5V
t
h
Hold Time for DATA 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
HT1622
7
January 10, 2001
相關(guān)PDF資料
PDF描述
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
HT16270 RAM Mapping 64 x16 LCD Controller for I/O C
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HT1622(100QFP) 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Controller Miscellaneous - Datasheet Reference
HT1622_07 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:RAM Mapping 32x8 LCD Controller for I/O MCU
HT1622_09 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:RAM Mapping 328 LCD Controller for I/O MCU
HT16220 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:RAM Mapping 4816 LCD Controller for I/O MCU
HT16220(100QFP) 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Controller Miscellaneous - Datasheet Reference