L4969 datasheet(2/35 Pages) STMICROELECTRONICS

2 / 35 page

L4969

2/35

Figure 2. Pin Connection

Table 1. Pin Functions

Table 2. Thermal Data

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

µm thick).

Pin No. (PSO20)

Pin No. (SO20)

Pin Name

Function

1, 10, 11, 20

5,6, 15, 16

GND

Power Ground

Microcontroller Supply Voltage

Peripheral Supply Voltage

Internal CAN Supply

Power Supply

CANH

CANH Line Driver Output

RTL

CANL Termination Source

CANL

CANL Line Driver Output

RTH

CANH Termination Source

RXD

Act. Low CAN Receive Dominant Data Output

TXD

Act. Low CAN Transmit Dominant Data Input

SOUT

Serial Data Output

SIN

Serial Data Input

SCLK

Serial Clock

NRES

Act. Low Reset Output

NINT

Act. Low Interrupt Request

WAKE

Dual Edge Triggerable Wakeup Input

Symbol

Parameter

Value

Unit

Rthj-amb

Thermal resistance junction-ambient

401)

°C/W

Rthj-case

Thermal resistance junction-case

°C/W

NINT

WAKE

GND

CANH

RTL

CANL

RTH

GND

SOUT

SIN

SCLK

NRES

SO20

GND

CANH

RTL

CANL

RTH

GND

WAKE

NINT

NRES

SCLK

SIN

SOUT

TXD

RXD

GND

PSO20

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