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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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FS26 Datenblatt(PDF) 16 Page - NXP Semiconductors |
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FS26 Datenblatt(HTML) 16 Page - NXP Semiconductors |
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16 / 156 page  NXP Semiconductors FS26 Safety system basis chip with low power for ASIL D/ASIL B Symbol Pin Number Type Description FS0B 13 Digital output Safety output #0 (FS02) VMONEXT 14 Analog input VMON_EXT voltage monitoring input VMONCORE 15 Analog input VMON_CORE voltage monitoring input RSTB 16 Digital input/output Reset input/output (RSTB) FCCU1 17 Digital input Fault Control Collection Unit (FCCU) pin 1 FCCU2 18 Digital input Fault Control Collection Unit (FCCU) pin 2 GNDFS 19 Ground connection Ground connection for fail-safe circuitry GND 20 Ground connection Ground connection for main circuitry VDIG 21 Analog output 1.6 V digital supply GNDSUB 22 Ground connection Substrate ground VDDIO 23 Analog input I/O input supply INTB 24 Digital output Interrupt output MISO 25 Digital output SPI Primary In Secondary out MOSI 26 Digital input SPI Primary Out Secondary input SCLK 27 Digital input SPI clock input CSB 28 Digital input SPI chip select AMUX 29 Analog output Analog multiplexer (AMUX) output CORE_FB 30 Analog input VCORE feedback node DEBUG 31 Digital input DEBUG input pin. Used to enter OTP and debug mode CORE_SW 32 Analog output VCORE switching node CORE_BT 33 Analog input VCORE bootstrap supply CORE_IN 34 Analog input VCORE input supply VBOS 35 Analog output Best Of Supply (BOS) decoupling output VMONPRE 36 Analog input VMON_PRE voltage monitoring pin VPRE_FB 37 Analog input VPRE feedback node NC 38 Not connected pin Not connected pin VPRE_BT 39 Analog output VPRE boot strap capacitor VPRE_SW 40 Analog output VPRE switching node VSUP_PWR 41 Analog input VPRE converter supply pin VSUP 42 Analog input Supply pin for internal biasing VBST_FB 43 Analog input VBST feedback node VBST_ISL 44 Analog input VBST current sense low VBST_G 45 Analog output VBST low-side gate drive VBST_ISH 46 Analog input VBST current sense high WAKE1 47 Analog input WAKE1 input pin BATSENSE 48 Analog input Battery sense terminal EP 49 Ground connection Exposed pad (to be connected to ground) Table 3. Pin descriptions...continued FS26_SDS All information provided in this document is subject to legal disclaimers. © 2025 NXP B.V. All rights reserved. Product short data sheet Rev. 6.0 — 12 December 2025 Document feedback 16 / 156 |
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