Board Topology; Front View - Arduino UNO R4 Minima Product Reference Manual

4 Board Topology

4.1 Front View

Ref. Description
U1 R7FA4M1AB3CFM#AA0 Microcontroller IC
U2 ISL854102FRZ-T Buck Converter
PB1 RESET Button
JANALOG Analog input/output headers
JDIGITAL Digital input/output headers
J1 ICSP header (SPI)
J2 SWD/JTAG Connector
J3 CX90B-16P USB-C® connector
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Top View of Arduino UNO R4 Minima
Arduino® UNO R4 Minima
Arduino® UNO R4 Minima
Ref. Description
J4 DC Jack
DL1 LED TX (serial transmit)
DL2 LED RX (serial receive)
DL3 LED Power
DL4 LED SCK (serial clock)
D2 PMEG6020AELRX Schottky Diode
D3 PMEG6020AELRX Schottky Diode
D4 PRTR5V0U2X,215 ESD Protection
Modified: 19/06/2023