L4969 데이터 시트보기 (PDF) - STMicroelectronics

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L4969

SYSTEM VOLTAGE REGULATOR WITH FAULT TOLERANT LOW SPEED CAN-TRANSCEIVER

STMicroelectronics 

L4969

Figure 2. Pin Connection

GND

V1

V2

V3

VS

CANH

RTL

CANL

RTH

GND

PSO20

GND

WAKE

NINT

NRES

SCLK

SIN

SOUT

TXD

RXD

GND

SCLK

NRES

NINT

WAKE

GND

GND

V1

V2

V3

VS

SO20

SIN

SOUT

TX

RX

GND

GND

RTH

CANL

RTL

CANH

Table 1. Pin Functions

Pin No. (PSO20)

Pin No. (SO20)

1, 10, 11, 20

5,6, 15, 16

2

7

3

8

4

9

5

10

6

11

7

12

8

13

9

14

12

17

13

18

14

19

15

20

16

1

17

2

18

3

19

4

Pin Name

GND

V1

V2

V3

VS

CANH

RTL

CANL

RTH

RXD

TXD

SOUT

SIN

SCLK

NRES

NINT

WAKE

Function

Power Ground

Microcontroller Supply Voltage

Peripheral Supply Voltage

Internal CAN Supply

Power Supply

CANH Line Driver Output

CANL Termination Source

CANL Line Driver Output

CANH Termination Source

Act. Low CAN Receive Dominant Data Output

Act. Low CAN Transmit Dominant Data Input

Serial Data Output

Serial Data Input

Serial Clock

Act. Low Reset Output

Act. Low Interrupt Request

Dual Edge Triggerable Wakeup Input

Table 2. Thermal Data

Symbol

Parameter

Rthj-amb Thermal resistance junction-ambient

Rthj-case Thermal resistance junction-case

Note: 1. Typical value soldered on a PC board with 8 cm2 copper ground plane (35µm thick).

Value

401)

3

Unit

°C/W

°C/W

2/35

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