MAX9949 데이터 시트보기 (PDF) - Maxim Integrated
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MAX9949 Datasheet PDF : 23 Pages
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Dual Per-Pin Parametric Measurement Units
Table 4. PMU Operation Using Control and Address Bits
A2
A1
C2
C1
PMU-B OPERATION
PMU-A OPERATION
0
0
0
0
NOP: data just passes through.
0
0
0
1 NOP.
Load PMU register A from input register A.
0
0
1
0 Load PMU register B from input register B. NOP.
0
0
1
1 Load PMU register B from input register B. Load PMU register A from input register A.
0
1
0
0 NOP.
Load input register A from shift register.
0
1
0
1 NOP.
Load input register A and PMU register A
from shift register.
0
1
1
0 Load PMU register B from input register B. Load input register A from shift register.
0
1
1
1
Load PMU register B from input register B.
Load input register A and PMU register A
from shift register.
1
0
0
0 Load input register B from shift register.
NOP.
1
0
0
1 Load input register B from shift register.
Load PMU register A from input register A.
1
0
1
0
Load input register B and PMU register B
from shift register.
NOP.
1
0
1
1
Load input register B and PMU register B
from shift register.
Load PMU register A from input register A.
1
1
0
0 Load input register B from shift register.
Load input register A from shift register.
1
1
0
1 Load input register B from shift register.
Load input register A and PMU register A
from shift register.
1
1
1
0
Load input register B and PMU register B
from shift register.
Load input register A from shift register.
1
1
1
1
Load input register B and PMU register B
from shift register.
Load input register A and PMU register A
from shift register.
Table 5. PMU Force/Measure Mode Selection
IN MODE
F MODE
M MODE
HI-ZFORCE PMU MODE
0
0
0
1
FVMI
1
0
0
1
FVMI
0
0
1
1
FVMV
1
0
1
1
FVMV
0
1
0
1
FIMI
1
1
0
1
FIMI
0
1
1
1
FIMV
1
1
1
1
FIMV
X
X
0
0
X
X
1
0
FNMV
FORCE
OUTPUT
MEASURE
OUTPUT
Voltage
IDUT
Voltage
IDUT
Voltage
VDUT
Voltage
VDUT
Current
IDUT
Current
IDUT
Current
VDUT
Current
VDUT
FNMI—Meaningless mode
HI-Z
VDUT
ACTIVE
INPUT
VIN0
VIN1
VIN0
VIN1
VIN0
VIN1
VIN0
VIN1
X
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