L9788 datasheet(158/264 Pages) STMICROELECTRONICS

158 / 264 page

CAN FD interface

L9788

158/264

DS12308 Rev 4

Table 69. CAN transmitter recessive output characteristics, low power mode, biasing active

Symbol

Parameter

Test condition

Min

Typ

Max

Unit

VCANHrecLPbias

CANH voltage level

in recessive state

VTXDC = VTXDCHIGH; No Load

5.5 V ≤ VB_STBY ≤ 18 V

22.5

VCANLrecLPbias

CANL voltage level

in recessive state

22.5

VDIFF, recOUTLPbias

Differential output

voltage in recessive

state



VCANHrec-VCANLrec

-50

Table 70. CAN transmitter recessive output characteristics, low-power mode, biasing inactive

Symbol

Parameter

Test condition

Min

Typ

Max

Unit

VCANHrecLP

CANH voltage level

in recessive state

VTXDC = VTXDCHiGH; No Load

-0.1

0.1

VCANLrecLP

CANL voltage level

in recessive state

VTXDC = VTXDCHiGH; No Load

-0.1

0.1

VDIFF, recOUTLP

Differential output

voltage in recessive

state VCANHrec -

VCANLrec

VTXDC = VTXDCHiGH; No Load

-50

Table 71. CAN Receiver input characteristics during normal mode

Symbol

Parameter

Test condition

Min

Typ Max Unit

VTHdom

Differential receiver threshold

voltage recessive to dominant state

-12 V ≤ VCANH ≤ +12 V,

-12 V ≤ VCANL ≤ +12 V

(0.5)

0.9

VTHrec

Differential receiver threshold

voltage dominant to recessive state

-12 V ≤ VCANH ≤ +12 V,

-12 V ≤ VCANL ≤ +12 V

0.5

(0.9)

Table 72. CAN Receiver input characteristics during low power mode, biasing active

Symbol

Parameter

Test condition

Min

Typ

Max Unit

VTHdomLPbias

Differential receiver

threshold voltage recessive

to dominant state

-12 V ≤ VCANH ≤ +12 V,

-12 V ≤ VCANL ≤ +12 V

(0.5)

0.9

VTHrecLPbias

Differential receiver

threshold voltage dominant

to recessive state

-12 V ≤ VCANH ≤ +12 V,

-12 V ≤ VCANL ≤ +12 V

0.5

(0.9)

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