M66260FP 查看數據表（PDF） - MITSUBISHI ELECTRIC
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M66260FP Datasheet PDF : 6 Pages
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MITSUBISHI 〈DIGITAL ASSP〉
M66260FP
8 × 4 CROSSPOINT SWITCH with MIXING FUNCTION
FUNCTION TABLES
(1) 32-bit shift register (Note 2)
Operation
mode
RD
Shift
×
×
Inputs
Internal outputs
Output
A
CKs
LE
QS0
QS1
QS2
QS3
·····
QS29 QS30 QS31 SQ31
L
↑
L
L
Q0S0 Q0S1 Q0S2
·····
Q0S28 Q0S29 Q0S30 qs030
H
↑
L
H
Q0S0 Q0S1 Q0S2
·····
Q0S28 Q0S29 Q0S30 qs030
(2) Latch circuit [× 32] (Note 2)
Operation
mode
RD
Reset
L
Shift
H
H
Inputs
Internal outputs
A
CKs LE
QL0
QL1
QL2
QL3
·····
×
×
×
L
L
L
L
·····
×
L
H
QS0
QS1
QS2
QS3
·····
×
×
L
Q0L0 Q0L1 Q0L2 Q0L3
·····
QL29
L
QS29
Q0L29
QL30
L
QS30
Q0L30
QL31
L
QS31
Q0L31
(3) 8 × 4 cross point switch
QLn
Status of switch No. n
L
OFF
H
ON
Table 1. Latch Output (QLN) and Corresponding Switch No. n
Latch output
QL0
QL1
QL2
QL3
·····
Switch No.
0
1
2
3
·····
Note 2: ↑ : Change from “L” to “H”
× : “H” or “L”
Q0S : The content of shift register before CKs changed
Q0L : The content of latch circuit before LE changed from “H” to “L”
QL29
29
QL30
30
QL31
31
OPERATION TIMING CHART
RD
32 bits
CKs
A
31 30 29
10
LE
Switch on/off setting
32 bits
31 30 29
10
Set switch No.
Switch on/off setting
2
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