ADUM1440 데이터 시트보기 (PDF) - Analog Devices
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ADUM1440 Datasheet PDF : 24 Pages
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ADuM1440/ADuM1441/ADuM1442/ADuM1445/ADuM1446/ADuM1447
Data Sheet
Table 6. For All Models
Parameter
DC SPECIFICATIONS
Input Threshold
Logic High
Logic Low
Output Voltages
Logic High
Logic Low
Input Current per Channel
Input Switching Thresholds
Positive Threshold Voltage
Negative Going Threshold
Input Hysteresis
Undervoltage Lockout, VDD1 or VDD2
Supply Current per Channel
Quiescent Current
Input Supply
Output Supply
Input (Refresh Off )
Output (Refresh Off )
Dynamic Supply Current
Input
Output
AC SPECIFICATIONS
Output Rise Time/Fall Time
Common-Mode Transient Immunity2
Refresh Rate
Symbol Min
VIH
VIL
VOH
VOL
II
VT+
VT−
∆VT
UVLO
0.7 VDDx1
VDDx1 − 0.1
VDDx1 − 0.4
−1
IDDI (Q)
IDDO (Q)
IDDI (Q)
IDDO (Q)
IDDI (D)
IDDO (D)
tR/tF
|CM|
25
fr
Typ Max
Unit
Test Conditions/Comments
V
0.3 VDDx1 V
2.5
V
2.35
V
0.0
0.1
V
0.1
0.4
V
+0.01 +1
µA
1.5
V
1.0
V
0.5
V
1.5
V
IOx = −20 µA, VIx = VIxH
IOx = −4 mA, VIx = VIxH
IOx = 20 µA, VIx = VIxL
IOx = 4 mA, VIx = VIxL
0 V ≤ VIx ≤ VDDx1
2.6
3.3
0.5
1.8
0.05
0.05
76
41
2
40
14
µA
ENX low
µA
ENX low
µA
ENX high
µA
ENX high
µA/Mbps
µA/Mbps
ns
kV/µs
kbps
10% to 90%
VIx = VDDx1, VCM = 1000 V,
transient magnitude = 800 V
1 VDDx = VDD1 or VDD2.
2 |CM| is the maximum common-mode voltage slew rate that can be sustained while maintaining VOUT > 0.8 VDDx. The common-mode voltage slew rates apply to both rising and
falling common-mode voltage edges.
Rev. 0 | Page 6 of 24
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