background image

Bill of Material (BOM)

www.ti.com

5

Bill of Material (BOM)

Item

QTY

Reference

Part

Footprint

Manufacturer

C1, C3, R4, C4, C6, R10, 10, C11, C15,

1

23

C16, C17, C18, C19, C20, 21, R22, R23,

DNI

805

ANY

C23, R24, C24, C26, R28, R34

2

4

C2, C5, C22, C25

DNI

603

ANY

3

2

C7, C27

4.7uF

603

ANY

4

4

C8, C9, C18, C29

0.1uF

603

ANY

5

1

C12

10uF

1206

ANY

6

1

C13

1uF

603

ANY

7

1

C14

0.1uF

402

ANY

8

1

C28

1nF

805

ANY

9

4

D1, D2, D4, D5

DNI

SOT_3DBZ

ANY

10

1

D3

GREEN

C170

ANY

11

2

D6, D7

DNI

CA05M2S10T100HG

TDK / EPCOS

12

1

JMP1

Header 1x12

HDR_THVT_1X12_100

ANY

13

2

JMP2, JMP8

Header 1x3

HDR_THVT_1X3_100

ANY

14

2

JMP3, JMP7

Header 1x5

HDR_THVT_1X5_100

ANY

JMP4, JMP6, JMP9, JMP11, JMP12,

15

6

Heder 1x2

HDR_THVT_1X2_100

ANY

JMP13

16

2

JMP5, JMP10

Header 1x4

HDR_THVT_1X4_100

ANY

ACT45B or B82789 series

17

2

L1, L2

DNI

TDK / EPCOS

CM choke

18

4

R1, R16, R25, R40

4.7k

805

ANY

R2, R3, R8, R15, R17, R20, R21, R26,

19

11

0

805

ANY

R27, R32, R39

20

4

R3, R13, R29, R37

DNI

1210

ANY

21

5

R6, R14, 19, R30, R38

330

805

ANY

22

4

R7, R11, R31, R35

0

1206

ANY

23

4

R9, R12, R33, R36

120

2512

ANY

24

6

R41, R42, R43, R44, R45, R46

10k

805

ANY

25

1

R47

3.3k

805

ANY

26

1

TB1

2PIN_TERMINAL_BLOCK

TB_THRTSCR_1x2_100

ANY

TP4, TP5, TP6, TP7, TP8,TP9, TP10,

27

18

TP11, TP12, TP13, TP17, TP18, TP19,

Test Point

HDR_THVT_1x1_100

ANY

TP20, TP21, TP22, TP23, TP24

28

6

TP1, TP2, TP3, TP14, TP15, TP16

Test Point

HDR_THVT_1x1_100

ANY

29

2

U1, U5

SN65HVD256D

SOIC_8D

TI

30

3

U2, U3, U4

SN74AHC1G86DBV

SOT_5DBV

TI

31

1

U6

SOT_5DBV

TI

14

SN65HVD257 CAN EVM: Functional Safety and Redundant CAN Network

SLLU172 – August 2012

Submit Documentation Feedback

Copyright © 2012, Texas Instruments Incorporated

Summary of Contents for SN65HVD257

Page 1: ...d Filtering Configuration 10 3 4 Using Customer Installable IO Options for Current Limiting Pull up or down Noise Filtering 11 3 5 Using customer installable IO options for 3 3V IO 11 4 SN65HVD257 EVM...

Page 2: ...odes normal mode and silent mode selected on pin 8 The FAULT pin indicates TXD dominant time out RXD dominant time out thermal shut down and under voltage faults Figure 1 SN65HVD257 Basic Block Diagra...

Page 3: ...combine the RXD outputs of both branches During dominant bits low were the branches do not match the XOR the circuit outputs a logic high A small RC filter on the output eliminates false outputs due t...

Page 4: ...such as GND VCC TXD RXD CANH CANL S FAULT The EVM supports many options for CAN bus configuration It is pre configured with two 120 resistors that may be connected on the bus via jumpers a single resi...

Page 5: ...5 GND 1 TP8 RXD 1 TP1 GND 1 C17 DNI U1 SN65HVD257 TXD 1 GND 2 Vcc 3 RXD 4 FLT 5 CANL 6 CANH 7 S 8 C13 1uF R10 DNI R17 0 U5 SN65HVD257 TXD 1 GND 2 Vcc 3 RXD 4 FLT 5 CANL 6 CANH 7 S 8 R19 330 C1 DNI TP7...

Page 6: ...60 load for CAN transceiver parametric measurement JMP10 4 pin header Connection for access to transceiver 2 CAN bus output CANH2 CANL2 GND GND Connect 120 CAN termination to the bus Used in combinat...

Page 7: ...XDprime RXD Receive Data 7 GND GND 8 VCC Pin 3 of Transceiver VCC 9 S2 Pin 5 of Transceiver 2 Used for Mode control 10 FLT2 Pin 8 of Transceiver 2 Indicates fault with transceiver 2 11 GND GND 12 FLT3...

Page 8: ...MP1 and TP10 This output indicates a RXD DTO TXD DTO Thermal Shut Down or undervoltage fault with transceiver 1 3 1 7 FLT 2 FAULT pin 5 transceiver 2 JMP1 TP23 Pin 5 of transceiver 2 is the fault outp...

Page 9: ...y the split capacitance is in the range of 4 7nF to 100nF Keep in mind that this is the common mode filter frequency not a differential filter that will impact the differential CAN signal directly Tab...

Page 10: ...us filter environment Filter caps may be used in combination with L1 CM choke To add extra protection for system level transients and ESD protection use the D1 and D2 Transient Protection Transient ES...

Page 11: ...ode pin input from JMP1 or PU or S U1 Input R1 JMP2 R2 NA C1 JMP2 PD to S U1 R27 S Mode pin input from JMP1 or PU or S U2 Input R25 JMP2 R26 NA C21 JMP2 PD to S U2 FAULT3 is the combined RXD output fr...

Page 12: ...r 1 JMP3 may be used to route these signals to an external host processor or test system Make sure that the MODE JMP2 jumper settings are not conflicting with signals to JMP3 JMP2 transceiver 1 config...

Page 13: ...nsceiver 2 Ensure JMP7 and JMP8 are not configured to conflict if TP19 is used as the input connection 4 2 4 FLT2 Output JMP7 TP23 Pin 5 of transceiver 2 is the fault output of the transceiver This ou...

Page 14: ...2 JMP5 JMP10 Header 1x4 HDR_THVT_1X4_100 ANY ACT45B or B82789 series 17 2 L1 L2 DNI TDK EPCOS CM choke 18 4 R1 R16 R25 R40 4 7k 805 ANY R2 R3 R8 R15 R17 R20 R21 R26 19 11 0 805 ANY R27 R32 R39 20 4 R3...

Page 15: ...o handling the product This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI a...

Page 16: ...egulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided...

Page 17: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments SN65HVD257EVM...

Reviews: