L99LDLH32 datasheet(130/142 Pages) STMICROELECTRONICS

130 / 142 page

Electrical characteristics

L99LDLH32

130/142

DS12879 Rev 6

8.7

CAN FD Light compatible transceiver characteristics

Table 82. CAN FD Light compatible transceiver

Symbol

Parameter

Test conditions

Min

Typ Max

Unit

VCAN_H, CAN_L, CM

Common mode bus voltage

(VCAN_H + VCAN_L) / 2

Measured with respect to

the ground

-12

ITR_CC_SC

Transceiver current consumption

during output short

RL=50 Ω … 65 Ω;

VCAN_H=-3 V or

VCAN_L=40 V

120

CANBR

Transceiver bit-rates

Supported bit-rates at

which all requirements are

fulfilled

1Mbit/s

VCAN_H_DOM

Single ended CAN_H voltage level

in dominant state

RL=50 Ω … 65 Ω

2.75

3.5

4.5

VCAN_L_DOM

Single ended CAN_L voltage level

in dominant state

RL=50 Ω … 65 Ω

0.5

1.5

2.25

VDIFF_DOM

Differential output voltage in

dominant state:

VCAN_H_DOM - VCAN_L_DOM

1.5

2.0

VCAN_SYM

Driver symmetry:

VCAN_SYM = 

(VCAN_H_DOM + VCAN_L_DOM) / 5V(1)

RL=60 Ω ±1%

fTXD = 1 MHz (square

wave, 50% duty cycle)(2);

CSPLIT = 4.7 nF (±5%);

0.9

1.1

ICAN_H_DOM

CAN_H output current in dominant

state

VCAN_H=-3 V … 18 V;

-115

115

ICAN_L_DOM

CAN_L output current in dominant

state

VCAN_L=-3 V …18 V;

-115

115

VCAN_H_REC

CAN_H voltage level in recessive

state

No Load

2.5

VCAN_L_REC

CAN_L voltage level in recessive

state

No Load

2.5

VDIFF_REC

Differential output voltage in

recessive state:

VCAN_H_REC - VCAN_L_REC

No Load

-50

VCAN_H_REC_LP

CAN_H voltage level in recessive

state – standby mode

No Load

-0.1

0.1

VCAN_L_REC_LP

CAN_L voltage level in recessive

state - standby mode

No Load

-0.1

0.1

VDIFF_REC_OUT_LP

Differential output voltage in

recessive state –

VCAN_H_REC -VCAN_L_REC, standby

mode

No Load

-50

VTH_DOM

Differential receiver switching

threshold voltage - recessive to

dominant state

-12 V ≤ VCAN_H ≤ 12 V;

-12 V ≤ VCAN_L ≤ 12 V

0.5

0.9

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