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HV5812PJ 参数 Datasheet PDF下载

HV5812PJ图片预览
型号: HV5812PJ
PDF下载: 下载PDF文件 查看货源
内容描述: 20通道串行输入真空荧光的阳极/网格显示驱动 [20-Channel Serial-Input Vacuum-Fluorescent Display Driver for Anode/Grid]
分类和应用: 驱动
文件页数/大小: 6 页 / 454 K
品牌: SUPERTEX [ Supertex, Inc ]
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HV5812
Timing Diagram
t
pwclk
CLK
t
su
Data In
t
pwd
t
h
t
cks
t
pws
50%
50%
Strobe
Blanking
50%
t
PHL
t
PLH
HV
OUT
t
sto
10%
t
r
90%
90%
50%
10%
t
f
Block Diagram
Blanking
Strobe
V
DD
V
PP
HV
OUT
1
HV
OUT
2
Data In
Clock
Data Out
20-bit
Shift
Register
HV
OUT
3
20-bit
Latch
HV
OUT
20
GND
Function Table
Serial
Data
Input
H
L
X
Clock
Input
L to H
L to H
H to L
Shift Register Contents
I
1
H
L
X
I
2
R
1
R
1
X
I
3
... I
N-1
I
N
Serial
Data
Output
R
N-1
R
N-1
R
N
X
P
N
L
H
R
1
R
2
R
3
... R
N-1
R
N
P
1
X
Note:
L = Low Logic Level
H = High Logic Level
X = Irrelevant
P= Present State
Strobe
Input
I
1
Latch Content
I
2
I
3
... I
N-1
I
N
Blanking
I
1
Output Content
I
2
I
3
... I
N-1
I
N
R
2
... R
N-2
R
N-1
R
2
... R
N-2
R
N-1
R
3
... R
N-1
R
N
X ... X
X
P
3
... P
N-1
P
N
R
1
R
2
P
1
P
2
P
2
X
P
3
... P
N-1
P
N
X ... X
X
L
H
P
1
P
2
P
3
... P
N-1
P
N
L
L
L ... L
L
R = Previous State
4