L4969 datasheet(7/35 Pages) STMICROELECTRONICS

Part #	L4969

Description	SYSTEM VOLTAGE REGULATOR WITH FAULT TOLERANT LOW SPEED CAN-TRANSCEIVER

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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L4969

VSCLKH

High level input voltage

V1 - 0.9

V1

V

VTXL

Low level input voltage

0

0.9

V

VTXH

High level input voltage

V1 - 0.9

V1

V

VWakeL

Low level input voltage

0

0.9

V

VWakeH

High level input voltage

4.1

5.0

V

VSoutH

High level output voltage

V1 - 0.9

V1

V

VSoutL

Low level output voltage

0

0.9

V

VRXDH

High level output voltage

V1 - 0.9

V1

V

VRXDL

Low level output voltage

0

0.9

V

IohRXD

High level output current

RXD = 0

-1.2

-1.8

-2.5

mA

IolRXD

Low level output current

RXD = 5V

1.1

1.6

2.2

mA

IohSOUT

High level output current

SOUT = 0

-9.0

-14.0

-18.0

mA

IolSOUT

Low level output current

SOUT = 5V

18.0

24,0

30.0

mA

IohINT

High level output current

INT = 0

-10.0

-15.0

-20.0

mA

IolINT

Low level output current

INT = 5V

18,0

24,0

30,0

mA

IohReset

High level output current

RESET = 0

-6,0

-15,0

-25.0

µA

IolReset

Low level output current

RESET = 5V

5.0

6.5

8.0

mA

IohWake

High level output current

VWake = 5V

0

0.5

µA

IolWake

Low level output current

VWake = 0V

-2.2

-3.4

-4.5

µA

Serial Data Interface

tStart

SIN low to SCLK low setup

time

(frame start)

100

ns

tSetup

SIN to SCLK setup time

(write)

100

ns

tHold

SIN to SCLK hold time

(write)

100

ns

tD

SCLK to SOUT delay time

(read)

500

ns

tCKmax

SCLK maximum cycle time

(timeout)

1

1.5

3.0

ms

tGAP

Interframe Gap

5

µs

fSCLK

SCLK frequency range

0.25

0.5

1

MHz

Diagnostic Functions

VSmin

Sense comparator

detection threshold

6.0

7.2

8.0

V

GSCANH

CANH groundshift

detection threshold

-1.5

-1

-0.6

V

CAN Error Detection

NEdgeH

Nr of dom to rec edges on

CANL to detect permanent

rez CANH

Operating mode (EI_V)

3

Edges

NEdgeHR

Nr of dom to rec edges to

detect

recovery of CANH

Operating mode (EI_V)

3

Edges

Table 4. Electrical Characteristics (continued)

VS = 14V, Tj =-40°C to 150°C unless otherwise specified.

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

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L4969 Datasheet(PDF) 7 Page - STMicroelectronics

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