ADM3055EBRIZ datasheet(3/24 Pages) AD

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Data Sheet

ADM3055E/ADM3057E

Rev. A | Page 3 of 24

SPECIFICATIONS

All voltages are relative to their respective ground. 4.5 V ≤ VCC ≤ 5.5 V, 1.7 V ≤ VIO ≤ 5.5 V, TMIN to TMAX, and STBY low, unless otherwise

noted. Typical specifications are at VCC = VIO = 5 V and TA = 25°C, unless otherwise noted.

Table 1.

Parameter

Symbol

Min

Typ

Max

Unit

Test Conditions/Comments

SUPPLY CURRENT

Logic Side isoPower Current

ICC

Standby

13.5

STBY high, AUXIN low,

load resistance (RL) = 60 Ω

Recessive State (or Silent)

TXD and/or SILENT high, RL = 60 Ω

Dominant State

180

260

Fault condition, see the Theory of

Operation section, RL = 60 Ω

70% Dominant/30% Recessive

Worst case, see the Theory of Operation

section, RL = 60 Ω

1 Mbps

138

5 Mbps

151

200

12 Mbps

177

220

Switching Frequency

fOSC

180

MHz

Frequency hopping center

Logic Side iCoupler Current

IIO

Normal Mode

3.6

TXD high, low or switching, AUXIN low

Standby Mode

1.2

STBY high

DRIVER

Differential Outputs

See Figure 28

Recessive State, Normal Mode

TXD high, RL and common-mode filter

capacitor (CF) open

CANH, CANL Voltage

VCANL,

VCANH

2.0

3.0

Differential Output Voltage

VOD

−500

+50

Dominant State, Normal Mode

TXD and SILENT low, CF open

CANH Voltage

VCANH

2.75

4.5

50 Ω ≤ RL ≤ 65 Ω

CANL Voltage

VCANL

0.5

2.0

50 Ω ≤ RL ≤ 65 Ω

Differential Output Voltage

VOD

1.5

3.0

50 Ω ≤ RL ≤ 65 Ω

1.4

3.3

45 Ω ≤ RL ≤ 70 Ω

1.5

5.0

RL = 2240 Ω

Standby Mode

STBY high, RL and CF open

CANH, CANL Voltage

VCANL,

VCANH

−0.1

+0.1

Differential Output Voltage

VOD

−200

+200

Output Symmetry (VISOIN − VCANH −

VCANL)

VSYM

−0.55

+0.55

RL = 60 Ω, CF = 4.7 nF, RS low

Short-Circuit Current

|ISC|

RL open

Absolute

CANH

115

VCANH = −3 V

CANL

115

VCANL = 18 V

Steady State

CANH

115

VCANH = −24 V

CANL

115

VCANL = 24 V

Logic Inputs (TXD, SILENT, STBY, AUXIN)

Input Voltage

High

VIH

0.65 × VIO

Low

VIL

0.35 × VIO

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