NCV7356 ON Semiconductor, NCV7356 Datasheet
NCV7356
Available stocks
Related parts for NCV7356
NCV7356 Summary of contents
Page 1
... NCV7356 Advance Information Single Wire CAN Transceiver The NCV7356 is a physical layer device for a single wire data link capable of operating with various Carrier Sense Multiple Access with Collision Resolution (CSMA/CR) protocols such as the Bosch Controller Area Network (CAN) version 2.0. This serial data link ...
Page 2
... RxD Figure 1. 8−Pin Package Block Diagram NCV7356 Biasing and V Monitor BAT Reverse Current Protection Wave Shaping CAN Driver Feedback Loop Input Filter Loss of Receive Ground Comparator Detection RxD Blanking Time Filter http://onsemi.com 2 NCV7356 CANH LOAD Reverse Current Protection GND ...
Page 3
... Figure 2. 14−Pin Package Block Diagram NCV7356 Biasing and V Monitor BAT Reverse Current Protection Wave Shaping CAN Driver Feedback Loop Input Filter Loss of Receive Ground Comparator Detection RxD Blanking Time Filter http://onsemi.com 3 INH NCV7356 CANH LOAD Reverse Current Protection GND ...
Page 4
... NC − 9 INH 1. PWB terminal 13 can be connected to ground which will allow the board to be assembled with either the 8 pin package or the 14 pin package. NCV7356 Description Transmit data from microprocessor to CAN. Operating mode select input 0. Operating mode select input 1. Receive data from CAN to microprocessor. ...
Page 5
... FR4 copper, 767 mm coper area, 0.062 thick FR4. NCV7356 permanent damage of the device but exceeding any of these limits may do so. Long term exposure to limiting values may affect the reliability of the device. Symbol ...
Page 6
... Voltage on Switched Ground Pin Voltage on Switched Ground Pin Voltage on Switched Ground Pin Load Resistance During Loss of R Battery 9. Thresholds not tested in production, guaranteed by design. 10. Leakage current in case of loss of ground is the summary of both currents I NCV7356 ( −40 to +125 C, unless otherwise specified.) BAT A Symbol Condition V − ...
Page 7
... MODE0 and 1 Pulldown Resistor R MODE_pd RXD Low Level Output Voltage V High Level Output Leakage RxD Output Current INH (14 Pin Package Only) High Level Output Voltage V Leakage Current I NCV7356 (continued 5 −40 to +125 C, unless otherwise specified.) BAT A Condition V 5.0 < V < BAT V 5.0 < ...
Page 8
... V/ms. The low level on bus is always 0 V. For normal mode and high−speed mode testing the high level on bus For HVWU mode testing the high level on bus is V 17. Tested on 14 Pin package only. NCV7356 3.3 kohm / 540 pF 3.3 kohm / 1.2 nF 200 ohm / 5 ...
Page 9
... The network time constant incorporates the bus wiring capacitance. The minimum value is selected to limit radiated emission. The maximum value is selected to ensure proper communication modes. Not all combinations of R and C are possible. V TxD 50% V CANH V max + V max ih goff RxD 50% NCV7356 Symbol Min − 2 Bus Length − R − ind V − goff V − gofflowbat ...
Page 10
... V CANH goff RxD Figure 4. Wake−Up Filter Time Delay V TxD 50% V CANH RxD 50% Figure 5. Receive Blanking Time NCV7356 TIMING DIAGRAMS WUF t < WUF http://onsemi.com 10 t wake−up interrupt ...
Page 11
... Normal Mode Transmission bit rate in normal communication is 33 Kbits/s. In normal transmission mode the NCV7356 supports controlled waveform rise and overshoot times. Waveform trailing edge control is required to assure that high frequency components are minimized at the beginning of the downward voltage slope ...
Page 12
... The resultant waveform is one half of a sin wave of NCV7356 frequency 50−65 kHz at the rising waveform edge and one quarter of this sin wave at falling or trailing edge. ...
Page 13
... CC_ECU after 250 ms −> no mode change −> no valid wake−up Sleep Mode MODE0/1 low (1) low after HVWU, high after V Figure 6. State Diagram, 8 Pin Package http://onsemi.com NCV7356 MODE1 high MODE0/1 => High MODE1 low MODE1 high V standby BAT MODE0/1 RxD ...
Page 14
... V CC_ECU after 250 ms −> no mode change −> no valid wake−up Sleep Mode MODE0/1 low (1) low after HVWU, high after V Figure 7. State Diagram, 14 Pin Package http://onsemi.com NCV7356 MODE1 INH high V MODE0/1 => High BAT MODE1 INH low V BAT MODE1 ...
Page 15
... Voltage Regulator V BAT + *Recommended capacitance at V Figure 8. Application Circuitry, 8 Pin Package NCV7356 100 nF 100 pF 2 BAT 5 4 RxD 7 CANH NCV7356 2 MODE0 3 MODE1 6 LOAD 1 TxD 8 GND > 1.0 mF (immunity to ISO7637/1 test pulses) BAT_ECU http://onsemi.com 15 ECU Connector to Single Wire CAN Bus 100 pF 6 ...
Page 16
... BAT + *Recommended capacitance at V Figure 9. Application Circuitry, 14 Pin Package NCV7356 INH 100 nF 100 pF 2 BAT RxD 12 CANH NCV7356 3 MODE0 4 MODE1 11 LOAD 2 TxD GND > 1.0 mF (immunity to ISO7637/1 test pulses) BAT_ECU http://onsemi.com 16 ECU Connector to Single Wire CAN Bus 1 k ...
Page 17
... Cu 140 120 2.0 oz. Cu 100 80 0 100 200 Figure 12. SOIC−8, q NCV7356 Test Condition, Typical Value Min Pad Board (Note 19) 35 172 Figure 11. Internal construction of the package 300 400 500 2 Copper Area ( Function of the Pad Copper Area Including Traces, ...
Page 18
... Figure 13. Grounded Capacitor Thermal Network (“Cauer” Ladder) R Junction Each rung is exactly characterized by its RC−product time constant; Am- plitudes are the resistances Figure 14. Non−Grounded Capacitor Thermal Ladder (“Foster” Ladder) NCV7356 2 Copper Area 54 mm Foster Network Units Tau W−s/C 1.00E−06 W− ...
Page 19
... Figure 15. SOIC−8 Single Pulse Heating 1000 D = 0.50 100 0.20 0.10 10 0.05 1 0.01 0 Area = 717 mm 1.0 oz. 0.01 0.000001 0.00001 0.0001 Figure 16. SOIC−8 Thermal Duty Cycle Curves on 1, Spreader Test Board NCV7356 0.001 0.01 0.1 Time (s) 0.001 0.01 0.1 Time (s) http://onsemi.com Area = 53 mm 1.0 oz Area = 717 mm 1.0 oz ...
Page 20
... Cu 110 100 2.0 oz 100 200 Figure 19. SOIC−14, q NCV7356 Test Condition, Typical Value Min Pad Board (Note 21) 30 122 Figure 17. Internal construction of the package 300 400 500 2 Copper Area ( Function of the Pad Copper Area Including Traces, ...
Page 21
... Figure 20. Grounded Capacitor Thermal Network (“Cauer” Ladder) R Junction Each rung is exactly characterized by its RC−product time constant; Am- plitudes are the resistances Figure 21. Non−Grounded Capacitor Thermal Ladder (“Foster” Ladder) NCV7356 2 Copper Area 96 mm Foster Network Units Tau W−s/C 1.00E−06 W− ...
Page 22
... D = 0.50 0.20 100 0.10 0. Area = 717 mm 1.0 oz. 1 0.1 0.01 0.000001 0.00001 0.0001 Figure 23. SOIC−14 Thermal Duty Cycle Curves on 1, Spreader Test Board NCV7356 0.001 0.01 0.1 Time (s) Figure 22. SOIC−14 Single Pulse Heating 0.001 0.01 0.1 PULSE DURATION (sec) http://onsemi.com Area = 96 mm 1.0 oz Area = 767 mm 1.0 oz. ...
Page 23
... H D 0.25 (0.010 *For additional information on our Pb−Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. NCV7356 PACKAGE DIMENSIONS SOIC−8 D SUFFIX CASE 751−07 ISSUE ...
Page 24
... C 1.35 1.75 0.054 0.068 D 0.35 0.49 0.014 0.019 F 0.40 1.25 0.016 0.049 G 1.27 BSC 0.050 BSC J J 0.19 0.25 0.008 0.009 K 0.10 0.25 0.004 0.009 5.80 6.20 0.228 0.244 R 0.25 0.50 0.010 0.019 ON Semiconductor Website: http://onsemi.com Order Literature: http://www.onsemi.com/litorder For additional information, please contact your local Sales Representative. NCV7356/D _ ...