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ADUM7241CRZ Datasheet(PDF) 4 Page - Analog Devices

No. de pieza ADUM7241CRZ
Descripción Electrónicos  1 kV, Dual Channel Digital Isolators
Download  16 Pages
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Fabricante Electrónico  AD [Analog Devices]
Página de inicio  http://www.analog.com
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ADUM7241CRZ Datasheet(HTML) 4 Page - Analog Devices

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ADuM7240/ADuM7241
Data Sheet
Rev. A | Page 4 of 16
ELECTRICAL CHARACTERISTICS—3.3 V OPERATION
All typical specifications are at TA = 25°C, VDD1 = VDD2 = 3.3 V. Minimum/maximum specifications apply over the entire recommended
operation range of 3.0 V ≤ VDD1 ≤ 3.6 V, 3.0 V ≤ VDD2 ≤ 3.6 V, and −40°C ≤ TA ≤ +105°C, unless otherwise noted. Switching specifications
are tested with CL = 15 pF and CMOS signal levels, unless otherwise noted.
Table 4.
A Grade
C Grade
Parameter
Symbol
Min
Typ
Max
Min
Typ
Max
Unit
Test Conditions/Comments
SWITCHING SPECIFICATIONS
Pulse Width
PW
250
40
ns
Within PWD limit
Data Rate
1
25
Mbps
Within PWD limit
Propagation Delay
tPHL, tPLH
60
85
37
50
64
ns
50% input to 50% output
Pulse Width Distortion
PWD
10
25
2
5
ns
|tPLH − tPHL|
Change vs. Temperature
5
3
ps/°C
Propagation Delay Skew1
tPSK
20
10
ns
Channel Matching
Codirectional
tPSKCD
25
2
4
ns
Opposing Direction
tPSKOD
30
2
7
ns
Jitter
2
2
ns
1
tPSK is the magnitude of the worst-case difference in tPHL or tPLH that is measured between units at the same operating temperature, supply voltages, and output load
within the recommended operating conditions.
Table 5.
1 Mbps—A, C Grades
25 Mbps—C Grade
Parameter
Symbol
Min
Typ
Max
Min
Typ
Max
Unit
Test Conditions/Comments
SUPPLY CURRENT
ADuM7240
IDD1
1.6
2.0
12
15
mA
IDD2
1.3
1.6
2.6
4.4
mA
ADuM7241
IDD1
1.4
1.8
6.7
9.2
mA
IDD2
1.4
1.8
5.9
8.2
mA
Table 6. For All Models
Parameter
Symbol
Min
Typ
Max
Unit
Test Conditions/Comments
DC SPECIFICATIONS
Logic High Input Threshold
VIH
0.7 VDDx
V
Logic Low Input Threshold
VIL
0.3 VDDx
V
Logic High Output Voltages
VOH
VDDx − 0.2
VDDx
V
IOx = −20 µA, VIx = VIxH
VDDx − 0.4
VDDx − 0.3
V
IOx = −4 mA, VIx = VIxH
Logic Low Output Voltages
VOL
0.0
0.1
V
IOx = 20 µA, VIx = VIxL
0.2
0.4
V
IOx = 4 mA, VIx = VIxL
Input Current per Channel
II
−10
+0.01
+10
µA
0 V ≤ VIx ≤ VDDx
Supply Current per Channel
Quiescent Input Supply Current
IDDI(Q)
0.71
1.0
mA
Quiescent Output Supply Current
IDDO(Q)
0.59
0.8
mA
Dynamic Input Supply Current
IDDI(D)
0.20
mA/Mbps
Dynamic Output Supply Current
IDDO(D)
0.02
mA/Mbps
AC SPECIFICATIONS
Output Rise/Fall Time
tR/tF
2.8
ns
10% to 90%
Common-Mode Transient Immunity1
|CM|
15
25
kV/µs
VIx = VDDx, VCM = 1000 V,
transient magnitude = 800 V
Refresh Rate
fr
550
kHz
DC data inputs
1
|CM| is the maximum common-mode voltage slew rate that can be sustained while maintaining VO > 0.8 VDDx. The common-mode voltage slew rates apply to both
rising and falling common-mode voltage edges.


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