Datasheet NCV7329 (ON Semiconductor) - 2

NCV7329 BLOCK DIAGRAM
VBB POR I EN sleep State Thermal shutdown Control DS Osc RSLAVE COMP + RxD − Filter LIN TxD time−out Slope Control
NCV7329
GND
Figure 1. Block Diagram TYPICAL APPLICATION Master Node Slave Node
bat VBAT bat VBAT 3.3/5V 3.3/5V μF Ω μF Ω 10 10 10 k 100 nF 10 k 100 nF V V BB VCC BB VCC Ω 7 RxD 7 RxD 1 k 8 1 8 1 LIN LIN TxD LIN LIN TxD 6 4 6 4
NCV7329 NCV7329
1 nF EN EN 3 2
Microcontroller
220 pF 3 2
Microcontroller
5 5 GND GND GND GND GND GND LB20140619.0 LB20140619.0 KL30 KL30 LIN−BUS LIN−BUS KL31 KL31
Figure 2. Typical Application Diagram for a Master Node Table 1. PIN DESCRIPTION Pin Name Description
1 RxD Receive Data Output; Low in Dominant State; Open−Drain Output 2 EN Enable Input, Transceiver in Normal Operation Mode when High, Pull−down Resistor to GND 3 NC Not Connected 4 TxD Transmit Data Input, Low for Dominant State, Pull−down to GND 5 GND Ground 6 LIN LIN Bus Output/Input 7 VBB Battery Supply Input 8 NC Not Connected − EP Exposed Pad. Recommended to connect to GND or left floating in application (DFN8 package only).
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