STEVAL-IFP023V1

STEVAL-IFP023V1 16-bit digital input card based on the CLT01-38S4 high-speed protected digital termination array Data brief         Features         8/16 input channel topology (CLT01-38S4 chip on STEVAL- IFP023V1 board) Fully integrated current limiter Termination for IEC 61131-2 type 1 and 3 inputs SPI communication peripheral working at high frequency Voltage regulator integrated on chip Thermal/voltage alarms and checksum Wide range supply voltage operation Low power dissipation compared to discrete solutions December 2014 Low external component count Overvoltage protection ESD in accordance with IEC 61000-4-2, class 3, 8 kV air discharge, 6 kV contact discharge Excellent EMC immunity  High energy surge (IEC 61000-4-5), 2 kV / criteria “B” without external protection  Fast transient burst (IEC 61000-4-4), ± 3 kV criteria “A”  RF amplitude modulation (IEC 61000-46), 150 kHz - 80 MHz, 3 V / criteria “A” SPI bus provides cost-effective isolation Reduces overall dissipation Compact module HTSSOP-38 package RoHS compliant Description The STEVAL-IFP023V1 product evaluation board allows designers to evaluate the performance of the CLT01-38S4 high-speed protected digital termination array in industrial environmental conditions. The board includes two CLT01-38S4 chips connected to an SPI bus in a daisy chain configuration. It offers a 16-bit digital input interface and indicates each sensor logic state with an LED. DocID027245 Rev 1 For further information contact your local STMicroelectronics sales office 1/4 www.st.com 2/4 IN P U T 0 27 DocID027245 Rev 1 S GN D CN9 MICRO-D 25M IN P U T 1 5 IN P U T 1 4 IN P U T 1 3 IN P U T 1 2 IN P U T 1 1 IN P U T 1 0 IN P U T 9 IN PU T 8 IN P U T 7 IN P U T 6 IN P U T 5 IN P U T 4 IN P U T 3 IN P U T 2 IN P U T 1 26 1 FRAME1 6 8 9 10 5 PCBFrame PFL2T S GN D R43 1.5M 7 2 Vcc 4 3 2 1 SW_CONN S GN D 1 14 2 15 3 16 4 17 5 18 6 19 7 20 8 21 9 22 10 23 11 24 12 25 13 CN1 S GN D 2.2K R4 2.2K 2.2K R20 R21 S GN D S GN D R44 120K 2.2K C42 3.3nF IN2 C53 3.3nF C54 3.3nF C55 3.3nF IN14 IN15 1K2 JMP1 1K2 JMP2 C52 3.3nF IN13 S GN D VD D 4 Vcc C6 33nF 1.0K R22 C4 33nF 1.0K R6 S GN D VC S S GN D VC S S GN D S GN D IN12 IN13 IN14 IN15 IN8 IN9 IN10 IN11 SPM VCU2 DVR IN4 IN5 IN6 IN7 IN0 IN1 IN2 IN3 SPM VCU1 S GN D S GN D 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 DVR NC SPM COMP VC VCS COMP IN1 IN2 IN3 IN4 COMP IN5 IN6 IN7 IN8 COMP NC NC U2 DVR NC SPM COMP VC VCS COMP IN1 IN2 IN3 IN4 COMP IN5 IN6 IN7 IN8 COMP NC NC U1 STEVAL-IFP023V1 SGNDTP1 SGNDTP2 Vcc S GN D S GN D VD D 4 C51 3.3nF IN12 C50 3.3nF C49 3.3nF C48 3.3nF C47 3.3nF C46 3.3nF C45 3.3nF C44 3.3nF IN11 IN10 IN9 IN8 IN7 IN6 IN5 IN4 C43 3.3nF C41 3.3nF IN1 IN3 C40 3.3nF IN0 DVR SP M 2.2K R18 VC S 2.2K R17 2.2K 2.2K 2.2K 2.2K 2.2K 2.2K 2.2K R16 R15 R14 R13 R12 R11 R10 R8 2.2K 2.2K R3 R5 2.2K 39 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 LSB CLT01-38S4 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 CLT01-38S4 VDD NC NC /CS SCK MOSI NC MISO/MISO COMS REF NC LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 SUB 39 VDD NC NC /CS SCK MOSI NC MISO/MISO COMS REF NC LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8 SUB S P I_ S L A V E LED14 LED12 LED10 LED8 VD D 4 LED6 LED4 LED2 LED0 S GN D S GN D Green Green Green LED15 LED13 LED11 LED9 MISO_SCLT R24 Green R51 Green Green Green Green 15K Green Green Green Green 15K C18 22R 33nF LED7 LED5 LED3 LED1 nCS_SCLT2 SCK_SCLT2 SD_0f Green Green Green Green R7 nCS_SCLT1 SCK_SCLT1 SD_0 R50 22R C1 33nF nCS_SC LT1 SCK _SCLT1 SD _0f nCS_SC LT2 SCK _SCLT2 S GN D VDD S GN D VDD R52 220R S GN D C23 100pF 220R R56 S GN D C22 100pF 220R R55 S GN D C21 100pF 220R R54 S GN D C20 100pF 220R R53 S GN D C19 100pF SD _0 nCS_OPT SCK _OPT MISO_SC LT S GN D SCK _OPT 330R 330R 330R 330R S GN D VDD R62 R61 R58 M3_L15 SCR2 FRAME2 PCBFrame PFL11T M3_L15 ACPL-K73L A 2 C 2 C 1 A 1 U6 S GN D M IC R O _ G N D SCR1 M IC R O _ G N D 4 3 2 1 M IC R O _ G N D 4 3 2 1 D ACPL-K73L GN V O 2 V O 1 VD D U5 CX A 2 V O 1 GN M3_L15 SCR3 1 5 6 7 8 4 3 2 CLK_uC nCS_uC MISO-uC M3_L15 SCR4 1 2 3 4 5 6 7 8 9 MICRO-D 09M M IC R O _ G N D M IC R O _ V C C M IC R O _ G N D C25 100nF nCS_uC M IC R O _ G N D CLK_uC M IC R O _ G N D 10 11 CN2 M IC R O _ G N D MISO-uC CLK_LB_uC M IC R O _ G N D M IC R O _ V C C 330R 330R 330R 330R C14 10µF/6.3v R60 R49 R59 R48 M IC R O _ V C C M IC R O _ G N D D V O 2 CLK_LB_uC 10pF C 1 A 1 C 2 VD D Isolation barrier 5 6 7 8 VDD S GN D R57 C2 100nF nCS_OPT SCK _OPT MICGNDTP3MICGNDTP4 C13 10µF/6.3v nCS_OPT SCK _OPT 1 R1 Schematic diagram STEVAL-IFP023V1 Schematic diagram Figure 1: STEVAL-IFP023V1 circuit schematic STEVAL-IFP023V1 2 Revision history Revision history Table 1: Document revision history Date Rev 09-Dec-2014 1 DocID027245 Rev 1 Changes First release. 3/4 STEVAL-IFP023V1 IMPORTANT NOTICE – PLEASE READ CAREFULLY STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice. 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