AD8176ABPZ 查看數據表（PDF） - Analog Devices
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AD8176ABPZ Datasheet PDF : 40 Pages
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TIMING CHARACTERISTICS (SERIAL MODE)
Table 2.
Parameter
Serial Data Setup Time
CLK Pulse Width
Serial Data Hold Time
CLK Pulse Separation
CLK to UPDATE Delay
UPDATE Pulse Width
CLK to SEROUT Valid
Propagation Delay, UPDATE to Switch On
Data Load Time, CLK = 5 MHz, Serial Mode
RST Time
Symbol
t1
t2
t3
t4
t5
t6
t7
Limit
Min
Typ
Max
40
60
50
140
10
90
120
80
9
140
200
1
CLK
0
1
SERIN
0
1 = LATCHED
UPDATE
0 = TRANSPARENT
SEROUT
t2
t1
t3
OUT8 (D4)
t7
t4
LOAD DATA INTO
SERIAL REGISTER
ON FALLING EDGE
OUT8 (D3)
OUT00 (D0)
t5
t6
TRANSFER DATA FROM SERIAL
REGISTER TO PARALLEL
LATCHES DURING LOW LEVEL
Figure 2. Timing Diagram, Serial Mode
AD8176
Unit
ns
ns
ns
ns
ns
ns
ns
ns
μs
ns
Table 3. Logic Levels, VDD = 3.3 V
VIH
VIL
VOH
SER/PAR, CLK, SER/PAR, CLK, SEROUT
SERIN, UPDATE SERIN, UPDATE
2.0 V min
0.6 V max
2.8 V min
Table 4. H and V Logic Levels, VDD = 3.3 V
VOH
VOL
2.7 V min
0.5 V max
VOL
SEROUT
0.4 V max
IIH
SER/PAR, CLK,
SERIN, UPDATE
20 μA max
IIL
SER/PAR, CLK,
SERIN, UPDATE
–20 μA max
IOH
SEROUT
–1 mA min
IOL
SEROUT
1 mA min
IOH
–3 mA max
IOL
3 mA max
Table 5. RST Logic Levels, VDD = 3.3 V
VIH
VIL
2.0 V min
0.6 V max
IIH
−60 μA max
IIL
−120 μA max
Table 6. CS Logic Levels, VDD = 3.3 V
VOH
VOL
2.0 V min
0.6 V max
IIH
100 μA max
Rev. 0 | Page 5 of 40
IOL
40 μA max
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