MCP2551-ESLASHP datasheet(9/24 Pages) MICROCHIP

9 / 24 page

DS21667F-page 9

MCP2551

2.2

DC Characteristics

DC Specifications

Electrical Characteristics:

Industrial (I):

TAMB = -40°C to +85°C VDD = 4.5V to 5.5V

Extended (E): TAMB = -40°C to +125°C VDD = 4.5V to 5.5V

Param

No.

Sym

Characteristic

Min

Max

Units

Conditions

Supply

IDD

Supply Current

—

Dominant; VTXD = 0.8V; VDD

—

Recessive; VTXD = +2V;

RS = 47 kW

—365

µA

-40°C

≤ T

AMB ≤ +85°C, Standby;

(Note 2)

—465

µA

-40°C

≤ T

AMB ≤ +125°C,

Standby; (Note 2)

VPORH

High-level of the Power-on

Reset comparator

3.8

4.3

CANH, CANL outputs are active

when VDD > VPORH

VPORL

Low-level of the Power-on

Reset comparator

3.4

4.0

CANH, CANL outputs are not

active when VDD < VPORL

VPORD

Hysteresis of Power-on

Reset comparator

0.3

0.8

Note 1

Bus Line (CANH; CANL) Transmitter

VCANH(r);

VCANL(r)

CANH, CANL Recessive

bus voltage

2.0

3.0

VTXD = VDD; no load.

IO(CANH)(reces)

IO(CANL)(reces)

Recessive output current

-2

-2V < V(CAHL,CANH) < +7V,

0V <VDD < 5.5V

-10

+10

-5V < V(CANL,CANH) < +40V,

0V <VDD < 5.5V

D10

VO(CANH)

CANH Dominant

output voltage

2.75

4.5

VTXD = 0.8V

D11

VO(CANL)

CANL Dominant

output voltage

0.5

2.25

VTXD = 0.8V

D12

VDIFF(r)(o)

Recessive differential

output voltage

-500

+50

VTXD = 2V; no load

D13

VDIFF(d)(o)

Dominant differential

output voltage

1.5

3.0

VTXD = 0.8V; VDD = 5V

40W < RL < 60W (Note 2)

D14

IO(SC)(CANH)

CANH short-circuit

output current

—

-200

VCANH = -5V

D15

—

-100

(typical)

VCANH = -40V, +40V. (Note 1)

D16

IO(SC)(CANL)l

CANL short-circuit

output current

—200

VCANL = -40V, +40V. (Note 1)

D17

VDIFF(r)(i)

Recessive differential

input voltage

-1.0

+0.5

-2V < V(CANL, CANH) < +7V

(Note 3)

-1.0

+0.4

-12V < V(CANL, CANH) < +12V

(Note 3)

Note 1:

This parameter is periodically sampled and not 100% tested.

ITXD = IRXD = IVREF = 0 mA; 0V < VCANL < VDD; 0V < VCANH < VDD; VRS = VDD.

This is valid for the receiver in all modes; High-speed, Slope-control and Standby.

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