NXP Semiconductors

7

80310

4.3

Dynamic electrical characteristics

Bus Voltage Low Level Receive (LIN)

–

–

V

(12)

Bus Voltage Low Level Send (LIN)

–

–

1.4

V

(12)

Bus Voltage High Level Receive (LIN)

–

–

V

(12)

6.4

–

–

V

(12)

Emergency Regulation Voltage

–

8.5

9.5

V

(13)

Notes

12.

Referred to regulator/alternator ground.

13.

Operates asynchronous to the regulation cycle in case of a very rapid drop in B+A, usually caused by adding a heavy load without a battery in the

system.

Table 5. Dynamic Electrical Characteristics

Electrical parameters are tested at die level from 30 °C to 140 °C. Typical values noted reflect the approximate parameter mean at

Symbol

Characteristic

Min.

Typ.

Max.

Unit

Notes

Regulation Frequency

106

122

137

Hz

Phase Noise Rejection Filter

–

12.5

–

μs

Fault Qualification Delay/Filter

–

400

–

ms

(14)

Bus Signal Risetime (LIN)

5.0

–

40

μs

Bus Signal Falltime (LIN)

3.5

–

40

μs

Minimum Duty Cycle

–

4.1

–

%

Start-up Duty Cycle

–

13.5

–

%

ΔLRC

Delta LRC Duty Cycle

–

3.125

–

%

Notes

14.

A fault has to be present for the entire time before it is considered valid.

Table 4. Static electrical characteristics (continued)

Electrical parameters are tested at die level from 30 °C to 140 °C. Typical values noted reflect the approximate parameter mean at

Symbol

Characteristic

Min.

Typ.

Max.

Unit

Notes