33661 Datasheet, PDF (3/21 Pages) Freescale Semiconductor, Inc – Local Area Network (LIN) Enhanced Physical Interface with Selectable Slew Rate

PIN CONNECTIONS
PIN CONNECTIONS
RXD 1
EN 2
WAKE 3
TXD 4
8 INH
7 VSUP
6 LIN
5 GND
Figure 3. 33661 8-SOICN Pin Connections
Table 1. 33661 8-SOICN Pin Definitions
A functional description of each pin can be found in the Functional Pin Description section beginning on page page 12.
Pin
Pin Name
Formal Name
Definition
1
RXD
Data Output
MCU interface that reports the state of the LIN bus voltage.
2
EN
Enable Control
Controls the operation mode of the interface.
3
WAKE
Wake Input
High-voltage input used to wake up the device from Sleep mode.
4
TXD
Data Input
MCU interface to control the state of the LIN output.
5
GND
Ground
Device ground pin.
6
LIN
LIN Bus
Bidirectional pin that represents the single-wire bus transmitter and receiver.
7
VSUP
Power Supply
Device power supply pin.
8
INH
Inhibit Output
This pin can have two main functions: controlling an external switchable voltage
regulator having an inhibit input or driving a bus external resistor in the master node
application.
Analog Integrated Circuit Device Data
Freescale Semiconductor
33661
3