5 4 3 2 1 Revisions Table of Contents 2 3 NOTES MAIN SCHEMATIC Rev Description A ORIGINAL RELEASE Date 11/04/10 J.CAZARES B RE-SPIN PER ECO29864 02/08/11 J.CAZARES Approved D D C C B B Microcontroller Solutions Group A A 6501 William Cannon Drive West Austin, TX 78735-8598 This document contains information proprietary to Freescale Semiconductor and shall not be used for engineering design, procurement or manufacture in whole or in part without the express written permission of Freescale Semiconductor. ICAP Classification: FCP: FIUO: PUBI: Designer: Drawing Title: A. ARIAS XUSB2SER 5 4 3 2 Drawn by: A. ARIAS Page Title: Approved: J. CAZAREZ Size C Document Number Date: Thursday, February 17, 2011 TITLE PAGE Rev B SCH-26933 PDF: SPF-26933 Sheet 1 1 of 3 5 4 3 2 1 1. Unless Otherwise Specified: All resistors are in ohms, 5%, 1/8 Watt All capacitors are in uF, 20%, 50V All voltages are DC All polarized capacitors are aluminum electrolytic 2. Interrupted lines coded with the same letter or letter combinations are electrically connected. D D 3. Device type number is for reference only. The number varies with the manufacturer. 4. Special signal usage: _B Denotes - Active-Low Signal <> or [] Denotes - Vectored Signals 5. Interpret diagram in accordance with American National Standards Institute specifications, current revision, with the exception of logic block symbology. C C B B A A ICAP Classification: Drawing Title: FCP: ___ FIUO: X PUBI: ___ XUSB2SER Page Title: NOTES 5 4 3 2 Size C Document Number Date: Thursday, February 17, 2011 Rev B SCH-26933 PDF: SPF-26933 1 Sheet 2 of 3 5 4 3 2 1 D D J4 HDR_1X3 V_EXT 2 1 3 4 J5 USB_TYPE_B -D +D G V 1 2 3 V_USB S2 2 3 4 1 S1 V_5V V_USB V_5V V_3V U3 2 GND EN Vin Vout VCC SW1 V_3V 4 1 L1 60OHM 2 R6 33 R5 33 1 USB_CON_5V 2 3 3 4 NCP562 C12 1.0UF USBD_N 5 C10 1.0UF 1 1 USB_CON_N VUSB33 6 TVS1 PGB2010402KRHF USBD_P USB_CON_P 2 JS202011SCQN POWER MANAGEMENT USB CONNECTOR VCC C C VCC VCC 11 R2 10K U2 2 SW2 PB switch 1 2 3 4 RESUME_B RESET_B SUSPEND_B C11 1000pF 3 4M_XTAL 4M_EXTAL 21 22 USB_LED UART_LED RS485_TXEN RTS CTS VUSB33 RXD TXD 5 7 8 9 10 17 19 20 R1 1M VDD RESET_B 1 RESUME RESET SUSPEND NC4 C9 0.1UF NC24 NC18 NC12 NC6 XTAL EXTAL 24 18 12 6 C13 10uF MCU Decopling Capacitors Place near U2.11 4 2 C6 18PF R8 470 C3 18PF USB_LED UART_LED RS485_TXEN RTS CTS VUSB33_MON RXD TXD VUSB33 USBDP USBDN DS1 2 UART_LED 4 USB_LED USB2SERA10CFK Red 3 13 23 1 16 15 14 EP R7 470 4MHz 1 VSS VSSOSC Y1 VCC 25 VCC VUSB33 USBD_P USBD_N C8 0.47UF C7 4.7UF C7 & C8 - 3.3V USB Reference Capacitors Grn MCU LED_RED-GRN LED B B J1 VCC M1 V_EXT F1 C4 0.1UF SCI CONNECTOR VCC 232_C1P 232_C1N 2 4 232_C2P 232_C2N 5 6 TXD RTS 13 12 RXD CTS 15 10 ENABLE_B R3 10K 1 14 C1+ C1C2+ C2T1IN T2IN R1IN R2IN R1OUT R2OUT EN NC1 V+ T1OUT T2OUT NC2 SHDN GND C1 0.1UF VCC U1 D1 1SMB5918B 18 0805L050 19 2 1 1 2 P1 HDR_1X10_RA 10 V_HDR 9 8 TXD 7 RXD 6 CTS 5 RTS 4 RS485_TXEN 3 RESUME_B 2 SUSPEND_B 1 RESET_B V- 3 232_VP C2 0.1UF 17 RS232_TXD 8 RS232_RTS RS232_CTS RS232_TXD RS232_RTS RS232_RXD 5 9 4 8 3 7 2 6 1 DB9 M2 16 RS232_RXD 9 RS232_CTS 11 20 SHDN_B 7 232_VN R9 RS232 CONNECTOR 0 SUSPEND_B C5 0.1UF MAX3222 J3 1 2 RS232 TRANSCEIVER HDR 1X2 TH A A ICAP Classification: Drawing Title: FCP: ___ FIUO: X PUBI: ___ XUSB2SER Page Title: MAIN SCHEMATIC 5 4 3 2 Size C Document Number Date: Thursday, February 17, 2011 Rev B SCH-26933 PDF: SPF-26933 1 Sheet 3 of 3