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ON Semiconductor NCV7341, Руководство пользователя

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ON Semiconductor NCV7341 Скачать руководство пользователя страница 16

NCV7341

http://onsemi.com

16

V

RxD

V

i(dif)(hys)

High

Low

0.5

0.9

PC20040829.7

Hysteresis

Figure 7. Hysteresis of the Receiver

CANH

CANL

V

SPLIT

PC20060921.6

RxD

TxD

4

14

GND

2

5

1

6

EN

8

Vcc

11

13

12

VBAT

INH

Vio

+5V

3

7

10

9

WAKE

1 k

W

10 nF

100 nF

47

m

F

NCV

7341

ERR

STB

R

LT

C

LT

+12V

60

W

100 pF

Generator

15 pF

Figure 8. Test Circuit for Timing Characteristics

CANH

CANL

V

SPLIT

PC20060921.5

1 nF

NCV

7341

RxD

TxD

4

14

GND

2

5

1

6

EN

8

Vcc

11

13

12

VBAT

INH

Vio

+5V

3

7

10

9

WAKE

1 k

W

10 nF

100 nF

47

m

F

15 pF

Transient

Generator

1 nF

10 nF

ERR

STB

Figure 9. Test Circuit for Automotive Transients

Содержание NCV7341

Страница 1: ...Fully Compatible with the ISO 11898 Standard High Speed up to 1 Mb Very Low Electromagnetic Emission EME VSPLIT Voltage Source for Stabilizing the Recessive Bus Level if Split Termination is Used Fur...

Страница 2: ...V No Time Limit 58 58 V VCANL DC Voltage at Pin CANL 0 VCC 5 25 V No Time Limit 58 58 V VSPLIT DC Voltage at Pin VSPLIT 0 VCC 5 25 V No time Limit 58 58 V VO dif bus_dom Differential Bus Output Voltag...

Страница 3: ...Filter NCV7341 GND RxD VCC 1 Timer VCC TxD Driver control Thermal shutdown PC20060921 1 POR VIO VIO VIO Level shifter VIO WAKE EN Clock VBAT INH VIO 2 3 4 5 6 7 8 9 10 14 STB ERR CANH CANL 11 12 13 VS...

Страница 4: ...W 9 WAKE 180 kW 2 7 kW 1 kW RLT 60 W CLT 4 7 nF 10 nF VBAT IN 10 nF Figure 2 Application Diagram with a 5V CAN Controller NCV7341 STB RxD TxD 4 14 CAN controller GND GND 2 5 1 6 PC20060921 4 EN ERR 8...

Страница 5: ...itry and the transceiver 4 RxD Receive data output dominant bus low output 5 VIO Supply voltage for the CAN controller interface 6 EN Enable input internal pull down current 7 INH High voltage output...

Страница 6: ...STB H and EN H STB L and EN H STB L and EN H and flags reset STB L and EN L or flags set STB L and EN L or flags set STB H and EN H STB H and EN L STB L and EN L STB L and EN H and flags reset flags...

Страница 7: ...detected either on the CAN bus or on the WAKE Pin A valid wake up is signaled on pins ERR and RxD Pin INH remains active pulled high so that the external regulators controlled by INH Pin are switched...

Страница 8: ...and EN Power up Flag This flag is set when VBAT supply recovers after being below VBAT PWUP level which corresponds to a connection of the transceiver to the battery The VCC VIO undervoltage flag is c...

Страница 9: ...lid remote wake up is recognized after two dominant states of the CAN bus of at least tdom each of them followed by a recessive state of at least trec A local wake up is detected after a change of sta...

Страница 10: ...7 V VERR DC voltage at pin ERR 0 3 VIO 0 3 V Vtran CANH Transient voltage at pin CANH Note 1 300 300 V Vtran CANL Transient voltage at pin CANL Note 1 300 300 V Vtran VSPLIT Transient voltage at pin...

Страница 11: ...Guaranteed 35 35 V VINH DC Voltage at Pin INH 0 3 VBAT 0 3 V VWAKE DC Voltage at Pin WAKE 0 3 VBAT 0 3 V VTxD DC Voltage at Pin TxD 0 3 VIO 0 3 V VRxD DC Voltage at Pin RxD 0 3 VIO 0 3 V VSTB DC Volta...

Страница 12: ...b 100 C 35 mA VVCC VINH VVIO 0 V VWAKE VVBAT 12 V 10 20 50 mA SUPPLY PIN VCC VCC SLEEP VCC Level for Setting VCC VIO Undervoltage Flag VBAT 12 V 2 75 3 3 4 5 V IVCC VCC Current Consumption in Normal o...

Страница 13: ...10 mA IIL Low Level Input Current VWAKE VVBAT 3 1 V 1 0 5 0 10 mA Vthreshold Threshold of the Local Wake up Comparator Sleep or Standby Mode VVBAT 3 V VVBAT 2 5 V VVBAT 2 V V INHIBIT OUTPUT PIN INH VH...

Страница 14: ...2 V VCANH 12 V 0 4 0 8 1 15 V Ri cm CANH Common Mode Input Resistance at Pin CANH 15 26 39 kW Ri cm CANL Common Mode Input Resistance at Pin CANL 15 26 39 kW Ri cm m Matching between Pin CANH and Pin...

Страница 15: ...8 90 140 245 ns tUV VCC Undervoltage Detection Time on VCC 5 0 10 12 5 ms tUV VIO Undervoltage Detection Time on VIO 5 0 10 12 5 ms tdom TxD TxD Dominant Timeout 300 600 1000 ms th min Minimum Hold T...

Страница 16: ...VBAT INH Vio 5V 3 7 10 9 WAKE 1 kW 10 nF 100 nF 47 mF NCV7341 ERR STB RLT CLT 12V 60 W 100 pF Generator 15 pF Figure 8 Test Circuit for Timing Characteristics CANH CANL VSPLIT PC20060921 5 1 nF NCV73...

Страница 17: ...C SOIC 14 Pb Free 55 Tube Tray NCV7341D20R2G 40 C 125 C SOIC 14 Pb Free 3000 Tape Reel NCV7341D21G HS CAN Transceiver 40 C 125 C SOIC 14 Pb Free 55 Tube Tray NCV7341D21R2G 40 C 125 C SOIC 14 Pb Free...

Страница 18: ...ilure of the SCILLC product could create a situation where personal injury or death may occur Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application Buyer sha...

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