ADUM1246ARZ Просмотр технического описания (PDF) - Analog Devices

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производитель

ADUM1246ARZ

Micropower, Dual-Channel Digital Isolators

Analog Devices 

Data Sheet

ADuM1240/ADuM1241/ADuM1245/ADuM1246

Table 6.

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

Typ Max

Unit

Test Conditions/Comments

VIH

VIL

VOH

VOL

II

VT+

VT−

ΔVT

UVLO

0.7 VDDx1

V

0.3 VDDx1 V

VDDx1 − 0.1 2.5

V

VDDx1 − 0.4

2.35

V

0.0

0.1

V

0.1

0.4

V

−1

+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

IDDI (Q)

IDDO (Q)

IDDI (Q)

IDDO (Q)

IDDI (D)

IDDO (D)

tR/tF

|CM|

25

fr

2.6

3.75

0.5

3.75

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. B | Page 5 of 24

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