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HV57009PG 데이터 시트보기 (PDF) - Supertex Inc
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HV57009PG
64-Channel Serial To Parallel Converter With P-Channel Open Drain Controllable Output Current
Supertex Inc
HV57009PG Datasheet PDF : 7 Pages
1
2
3
4
5
6
7
Figure 3: Functional Block Diagram
DIR
CLK
D
I/O
2A D
I/O
1A
I/O
SR1
LE BL
V
DD
Latch
Latch
SR2
I/O
Latch
Latch
Programmable
Current
D
I/O
2B D
I/O
1B
V
SS
V
BP
+IN -IN
Note:
Each SR (shift register) provides 32 outputs. SR1 supplies outputs 1 to 32 and SR2 supplies outputs 33 to 64.
HV57009
HV
OUT
1
HV
OUT
2
HV
OUT
3
•
•
•
HV
OUT
32
HV
OUT
33
HV
OUT
34
HV
OUT
35
•
•
•
HV
OUT
64
Figure 4: Function Table
Inputs
Function
All O/P High
Data In
X
CLK LE
BL
X
X
L
DIR Shift Reg
X
*
Data Falls Through
L
(Latches Tansparent)
H
H
H
H
H
X
L....L
X
H....H
Data Stored in Latches
X
X
L
H
X
*
I/O Relation
D 1-2A
I/O
D
I/O
1-2A
D 1-2B
I/O
D
I/O
1-2B
H
H
L
H
L
H
H
H
H
Q
n
→
Q
n+1
H
Q
n
→
Q
n+1
L
Q
n
→
Q
n-1
L
Q
n
→
Q
n-1
Notes:
* = dependent on previous stage’s state. See Figure 7 for D
IN
and D
OUT
pin designation for CW and CCW shift.
H = V
DD
(Logic)/V
NN
(HV Outputs)
L = V
SS
Outputs
HV Outputs
ON
ON
OFF
Inversion of
Stored Data
New ON or OFF
Previous ON or OFF
Previous ON or OFF
New ON or OFF
Data Out
*
L
H
*
D 1-2B
I/O
D
I/O
1-2B
D 1-2A
I/O
D
I/O
1-2A
5
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