EESchema Schematic File Version 2 LIBS:power LIBS:r LIBS:c LIBS:at86rf231 LIBS:atmega8u2 LIBS:usb_a_plug LIBS:xtal-4 LIBS:antenna LIBS:balun-smt6 LIBS:testpoint LIBS:pwr LIBS:atusb-cache EELAYER 25 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 3 3 Title "IEEE 802.15.4 USB Transceiver (AT86RF231)" Date "29 may 2012" Rev "20110527" Comp "Werner Almesberger" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr Connection ~ 10200 5750 Wire Wire Line 10400 5750 10200 5750 Wire Wire Line 10200 5550 10200 5950 Wire Wire Line 2500 4400 2500 4600 Connection ~ 6200 3750 Wire Wire Line 6200 3750 6700 3750 Wire Wire Line 6700 4500 6500 4500 Wire Wire Line 6500 4500 6500 4850 Wire Wire Line 3150 5000 3150 4200 Wire Wire Line 4350 5000 4350 4800 Wire Wire Line 4150 4000 4350 4000 Wire Wire Line 4950 4200 5150 4200 Wire Wire Line 5150 4200 5150 4050 Wire Wire Line 5150 4050 6700 4050 Wire Wire Line 4950 3800 5350 3800 Wire Wire Line 5350 3800 5350 4200 Wire Wire Line 5350 4200 6700 4200 Wire Wire Line 1400 3800 1800 3800 Connection ~ 3400 6150 Wire Wire Line 3400 6350 3400 6150 Wire Wire Line 1600 4600 1600 3900 Connection ~ 8400 6150 Wire Wire Line 8600 6150 8400 6150 Wire Wire Line 7600 2050 7600 1850 Wire Wire Line 8100 2650 8100 1250 Wire Wire Line 8250 2650 8250 2450 Wire Wire Line 7950 2650 7950 2450 Connection ~ 9700 2450 Wire Wire Line 9900 2450 8550 2450 Wire Wire Line 8550 2450 8550 2650 Connection ~ 10500 1950 Wire Wire Line 10500 1950 10100 1950 Wire Wire Line 10500 2650 10500 1150 Wire Wire Line 10500 1150 10300 1150 Wire Wire Line 9700 1350 9700 1150 Connection ~ 7500 2450 Wire Wire Line 6200 2450 7800 2450 Wire Wire Line 6200 2450 6200 4850 Connection ~ 6200 4350 Wire Wire Line 6700 4350 6200 4350 Wire Wire Line 8100 6950 8100 6750 Wire Wire Line 7500 5450 7500 5850 Connection ~ 9700 4500 Wire Wire Line 9700 4850 9700 4050 Wire Wire Line 9500 4500 9700 4500 Wire Wire Line 10400 3600 9500 3600 Wire Wire Line 10400 3900 9500 3900 Wire Wire Line 10400 4350 9500 4350 Wire Wire Line 8550 5850 8550 5450 Wire Wire Line 8400 6350 8400 5450 Wire Wire Line 8100 6350 8100 5450 Wire Wire Line 8250 5450 8250 5650 Wire Wire Line 8250 5650 8100 5650 Connection ~ 8100 5650 Wire Wire Line 6000 4650 6700 4650 Wire Wire Line 9500 4200 10400 4200 Wire Wire Line 9500 3750 10400 3750 Wire Wire Line 9700 4050 9500 4050 Wire Wire Line 7950 5850 7950 5450 Wire Wire Line 7650 5450 7650 5650 Wire Wire Line 7650 5650 7500 5650 Connection ~ 7500 5650 Wire Wire Line 8400 6750 8400 6950 Wire Wire Line 9000 5850 9000 5450 Wire Wire Line 6200 3900 6700 3900 Connection ~ 6200 3900 Wire Wire Line 7800 2450 7800 2650 Wire Wire Line 7500 2450 7500 2650 Wire Wire Line 7650 2650 7650 2450 Connection ~ 7650 2450 Wire Wire Line 9700 2250 9700 2450 Wire Wire Line 10500 2450 10300 2450 Connection ~ 10500 2450 Wire Wire Line 10100 1650 10500 1650 Connection ~ 10500 1650 Wire Wire Line 8400 2650 8400 1150 Wire Wire Line 8400 1150 9900 1150 Connection ~ 9700 1150 Wire Wire Line 7950 2050 7950 1850 Wire Wire Line 7800 6350 7800 5450 Wire Wire Line 7600 1450 7600 1250 Wire Wire Line 7600 1250 8100 1250 Wire Wire Line 7850 1050 7850 1250 Connection ~ 7850 1250 Wire Wire Line 1600 3900 1400 3900 Wire Wire Line 3150 6350 3150 6150 Wire Wire Line 3150 6150 3650 6150 Wire Wire Line 3650 6150 3650 6350 Wire Wire Line 2300 3800 3350 3800 Wire Wire Line 4150 3800 4550 3800 Wire Wire Line 4150 4200 4550 4200 Wire Wire Line 3150 4200 3350 4200 Wire Wire Line 4350 3600 4350 4400 Connection ~ 4350 4000 Wire Wire Line 3350 4300 3150 4300 Connection ~ 3150 4300 Wire Wire Line 6200 3600 6700 3600 Connection ~ 6200 3600 Wire Wire Line 2500 4000 2500 3800 Connection ~ 2500 3800 Wire Wire Line 9500 4650 10200 4650 Wire Wire Line 10200 4650 10200 5050 Wire Wire Line 10200 6350 10200 6550 Text HLabel 10400 5750 2 60 Output ~ 0 CLK $Comp L DGND #PWR019 U 1 1 4D426035 P 10200 6550 F 0 "#PWR019" H 10200 6550 40 0001 C CNN F 1 "DGND" H 10200 6480 40 0000 C CNN F 2 "" H 10200 6550 60 0001 C CNN F 3 "" H 10200 6550 60 0001 C CNN 1 10200 6550 1 0 0 -1 $EndComp $Comp L C C17 U 1 1 4D425FF1 P 10200 6150 AR Path="/4D425FF1" Ref="C17" Part="1" AR Path="/4C609C08/4D425FF1" Ref="C17" Part="1" F 0 "C17" H 10250 6250 50 0000 L CNN F 1 "2.2pF" H 10250 6050 50 0000 L CNN F 2 "stdpass:0402" H 10200 6150 60 0001 C CNN F 3 "" H 10200 6150 60 0001 C CNN 1 10200 6150 -1 0 0 -1 $EndComp $Comp L R R6 U 1 1 4D425FEE P 10200 5300 AR Path="/4D425FEE" Ref="R6" Part="1" AR Path="/4C609C08/4D425FEE" Ref="R6" Part="1" F 0 "R6" V 10280 5300 50 0000 C CNN F 1 "180" V 10200 5300 50 0000 C CNN F 2 "stdpass:0402" H 10200 5300 60 0001 C CNN F 3 "" H 10200 5300 60 0001 C CNN 1 10200 5300 -1 0 0 -1 $EndComp $Comp L AGND #PWR020 U 1 1 4D3B019B P 2500 4600 F 0 "#PWR020" H 2500 4600 40 0001 C CNN F 1 "AGND" H 2500 4530 50 0000 C CNN F 2 "" H 2500 4600 60 0001 C CNN F 3 "" H 2500 4600 60 0001 C CNN 1 2500 4600 1 0 0 -1 $EndComp $Comp L C C16 U 1 1 4D3B018B P 2500 4200 AR Path="/4D3B018B" Ref="C16" Part="1" AR Path="/4C609C08/4D3B018B" Ref="C16" Part="1" F 0 "C16" H 2550 4300 50 0000 L CNN F 1 "NC" H 2550 4100 50 0000 L CNN F 2 "stdpass:0402" H 2500 4200 60 0001 C CNN F 3 "" H 2500 4200 60 0001 C CNN 1 2500 4200 1 0 0 -1 $EndComp $Comp L DGND #PWR021 U 1 1 4D2296C2 P 6500 4850 F 0 "#PWR021" H 6500 4850 40 0001 C CNN F 1 "DGND" H 6500 4780 40 0000 C CNN F 2 "" H 6500 4850 60 0001 C CNN F 3 "" H 6500 4850 60 0001 C CNN 1 6500 4850 1 0 0 -1 $EndComp $Comp L AT86RF231 U2 U 1 1 4D229690 P 8100 4050 F 0 "U2" H 7100 5250 60 0000 C CNN F 1 "AT86RF231" H 8100 4050 60 0000 C CNN F 2 "qfn:QFN32-VHHD-6" H 8100 4050 60 0001 C CNN F 3 "" H 8100 4050 60 0001 C CNN 1 8100 4050 1 0 0 -1 $EndComp Text Label 2850 3800 0 60 ~ 0 FEED $Comp L PWR_FLAG #FLG022 U 1 1 4CF4B348 P 4350 3600 F 0 "#FLG022" H 4350 3870 30 0001 C CNN F 1 "PWR_FLAG" H 4350 3830 30 0000 C CNN F 2 "" H 4350 3600 60 0001 C CNN F 3 "" H 4350 3600 60 0001 C CNN 1 4350 3600 1 0 0 -1 $EndComp $Comp L AGND #PWR023 U 1 1 4CF4B229 P 3150 5000 F 0 "#PWR023" H 3150 5000 40 0001 C CNN F 1 "AGND" H 3150 4930 50 0000 C CNN F 2 "" H 3150 5000 60 0001 C CNN F 3 "" H 3150 5000 60 0001 C CNN 1 3150 5000 1 0 0 -1 $EndComp $Comp L AGND #PWR024 U 1 1 4CF4B224 P 4350 5000 F 0 "#PWR024" H 4350 5000 40 0001 C CNN F 1 "AGND" H 4350 4930 50 0000 C CNN F 2 "" H 4350 5000 60 0001 C CNN F 3 "" H 4350 5000 60 0001 C CNN 1 4350 5000 1 0 0 -1 $EndComp $Comp L R R3 U 1 1 4CF4B07E P 2050 3800 AR Path="/4CF4B07E" Ref="R3" Part="1" AR Path="/4C609C08/4CF4B07E" Ref="R3" Part="1" F 0 "R3" V 2130 3800 50 0000 C CNN F 1 "0R" V 2050 3800 50 0000 C CNN F 2 "stdpass:0402" H 2050 3800 60 0001 C CNN F 3 "" H 2050 3800 60 0001 C CNN 1 2050 3800 0 -1 -1 0 $EndComp $Comp L BALUN-SMT6 B1 U 1 1 4CF4B034 P 3750 4000 F 0 "B1" H 3450 4350 60 0000 C CNN F 1 "2450FB15L0001" H 3750 3550 60 0000 C CNN F 2 "0805-6:0805-6" H 3750 4000 60 0001 C CNN F 3 "" H 3750 4000 60 0001 C CNN 1 3750 4000 1 0 0 -1 $EndComp Text Label 9950 4650 0 60 ~ 0 CLKM Text Label 5750 4200 0 60 ~ 0 RFN Text Label 5750 4050 0 60 ~ 0 RPF $Comp L GND #PWR025 U 1 1 4C641B5A P 3150 6350 F 0 "#PWR025" H 3150 6350 30 0001 C CNN F 1 "GND" H 3150 6280 30 0001 C CNN F 2 "" H 3150 6350 60 0001 C CNN F 3 "" H 3150 6350 60 0001 C CNN 1 3150 6350 1 0 0 -1 $EndComp $Comp L DGND #PWR026 U 1 1 4C641B55 P 3400 6350 F 0 "#PWR026" H 3400 6350 40 0001 C CNN F 1 "DGND" H 3400 6280 40 0000 C CNN F 2 "" H 3400 6350 60 0001 C CNN F 3 "" H 3400 6350 60 0001 C CNN 1 3400 6350 1 0 0 -1 $EndComp $Comp L AGND #PWR027 U 1 1 4C641B53 P 3650 6350 F 0 "#PWR027" H 3650 6350 40 0001 C CNN F 1 "AGND" H 3650 6280 50 0000 C CNN F 2 "" H 3650 6350 60 0001 C CNN F 3 "" H 3650 6350 60 0001 C CNN 1 3650 6350 1 0 0 -1 $EndComp $Comp L AGND #PWR028 U 1 1 4C641731 P 1600 4600 F 0 "#PWR028" H 1600 4600 40 0001 C CNN F 1 "AGND" H 1600 4530 50 0000 C CNN F 2 "" H 1600 4600 60 0001 C CNN F 3 "" H 1600 4600 60 0001 C CNN 1 1600 4600 1 0 0 -1 $EndComp $Comp L C C3 U 1 1 4C641710 P 4350 4600 AR Path="/4C641710" Ref="C3" Part="1" AR Path="/4C609C08/4C641710" Ref="C3" Part="1" F 0 "C3" H 4400 4700 50 0000 L CNN F 1 "22pF/RF" H 4400 4500 50 0000 L CNN F 2 "stdpass:0402" H 4350 4600 60 0001 C CNN F 3 "" H 4350 4600 60 0001 C CNN 1 4350 4600 1 0 0 -1 $EndComp $Comp L C C9 U 1 1 4C641509 P 4750 4200 AR Path="/4C641509" Ref="C9" Part="1" AR Path="/4C609C08/4C641509" Ref="C9" Part="1" F 0 "C9" H 4800 4300 50 0000 L CNN F 1 "22pF/RF" H 4800 4100 50 0000 L CNN F 2 "stdpass:0402" H 4750 4200 60 0001 C CNN F 3 "" H 4750 4200 60 0001 C CNN 1 4750 4200 0 -1 -1 0 $EndComp $Comp L C C8 U 1 1 4C641506 P 4750 3800 AR Path="/4C641506" Ref="C8" Part="1" AR Path="/4C609C08/4C641506" Ref="C8" Part="1" F 0 "C8" H 4800 3900 50 0000 L CNN F 1 "22pF/RF" H 4800 3700 50 0000 L CNN F 2 "stdpass:0402" H 4750 3800 60 0001 C CNN F 3 "" H 4750 3800 60 0001 C CNN 1 4750 3800 0 -1 -1 0 $EndComp Text Notes 1300 1400 0 200 ~ 40 RF Text HLabel 7800 6350 3 60 Input ~ 0 SLP_TR Text HLabel 6000 4650 0 60 Input ~ 0 nRST_RF Text HLabel 10400 4350 2 60 Input ~ 0 SCLK Text HLabel 10400 4200 2 60 Output ~ 0 MISO Text HLabel 10400 3900 2 60 Input ~ 0 MOSI Text HLabel 10400 3750 2 60 Input ~ 0 nSS Text HLabel 10400 3600 2 60 Output ~ 0 IRQ_RF $Comp L VDD #PWR029 U 1 1 4C641205 P 8600 6150 F 0 "#PWR029" H 8600 6250 30 0001 C CNN F 1 "VDD" H 8600 6260 30 0000 C CNN F 2 "" H 8600 6150 60 0001 C CNN F 3 "" H 8600 6150 60 0001 C CNN 1 8600 6150 0 1 1 0 $EndComp $Comp L VDD #PWR030 U 1 1 4C6411DB P 7850 1050 F 0 "#PWR030" H 7850 1150 30 0001 C CNN F 1 "VDD" H 7850 1160 30 0000 C CNN F 2 "" H 7850 1050 60 0001 C CNN F 3 "" H 7850 1050 60 0001 C CNN 1 7850 1050 1 0 0 -1 $EndComp $Comp L AGND #PWR031 U 1 1 4C641100 P 7600 2050 F 0 "#PWR031" H 7600 2050 40 0001 C CNN F 1 "AGND" H 7600 1980 50 0000 C CNN F 2 "" H 7600 2050 60 0001 C CNN F 3 "" H 7600 2050 60 0001 C CNN 1 7600 2050 1 0 0 -1 $EndComp $Comp L AGND #PWR032 U 1 1 4C64109A P 8250 2450 F 0 "#PWR032" H 8250 2450 40 0001 C CNN F 1 "AGND" H 8250 2380 50 0000 C CNN F 2 "" H 8250 2450 60 0001 C CNN F 3 "" H 8250 2450 60 0001 C CNN 1 8250 2450 -1 0 0 1 $EndComp $Comp L DGND #PWR033 U 1 1 4C641010 P 7950 1850 F 0 "#PWR033" H 7950 1850 40 0001 C CNN F 1 "DGND" H 7950 1780 40 0000 C CNN F 2 "" H 7950 1850 60 0001 C CNN F 3 "" H 7950 1850 60 0001 C CNN 1 7950 1850 -1 0 0 1 $EndComp $Comp L C C11 U 1 1 4C641004 P 7950 2250 AR Path="/4C641004" Ref="C11" Part="1" AR Path="/4C609C08/4C641004" Ref="C11" Part="1" F 0 "C11" H 8000 2350 50 0000 L CNN F 1 "1uF" H 8000 2150 50 0000 L CNN F 2 "stdpass:0402" H 7950 2250 60 0001 C CNN F 3 "" H 7950 2250 60 0001 C CNN 1 7950 2250 -1 0 0 -1 $EndComp $Comp L DGND #PWR034 U 1 1 4C640E02 P 10500 2650 F 0 "#PWR034" H 10500 2650 40 0001 C CNN F 1 "DGND" H 10500 2580 40 0000 C CNN F 2 "" H 10500 2650 60 0001 C CNN F 3 "" H 10500 2650 60 0001 C CNN 1 10500 2650 1 0 0 -1 $EndComp $Comp L AGND #PWR035 U 1 1 4C640D33 P 6200 4850 F 0 "#PWR035" H 6200 4850 40 0001 C CNN F 1 "AGND" H 6200 4780 50 0000 C CNN F 2 "" H 6200 4850 60 0001 C CNN F 3 "" H 6200 4850 60 0001 C CNN 1 6200 4850 1 0 0 -1 $EndComp $Comp L AGND #PWR036 U 1 1 4C640CBA P 9000 5850 F 0 "#PWR036" H 9000 5850 40 0001 C CNN F 1 "AGND" H 9000 5780 50 0000 C CNN F 2 "" H 9000 5850 60 0001 C CNN F 3 "" H 9000 5850 60 0001 C CNN 1 9000 5850 1 0 0 -1 $EndComp $Comp L DGND #PWR037 U 1 1 4C640C4C P 8100 6950 F 0 "#PWR037" H 8100 6950 40 0001 C CNN F 1 "DGND" H 8100 6880 40 0000 C CNN F 2 "" H 8100 6950 60 0001 C CNN F 3 "" H 8100 6950 60 0001 C CNN 1 8100 6950 1 0 0 -1 $EndComp $Comp L DGND #PWR038 U 1 1 4C640C48 P 8400 6950 F 0 "#PWR038" H 8400 6950 40 0001 C CNN F 1 "DGND" H 8400 6880 40 0000 C CNN F 2 "" H 8400 6950 60 0001 C CNN F 3 "" H 8400 6950 60 0001 C CNN 1 8400 6950 1 0 0 -1 $EndComp $Comp L DGND #PWR039 U 1 1 4C640C14 P 7500 5850 F 0 "#PWR039" H 7500 5850 40 0001 C CNN F 1 "DGND" H 7500 5780 40 0000 C CNN F 2 "" H 7500 5850 60 0001 C CNN F 3 "" H 7500 5850 60 0001 C CNN 1 7500 5850 1 0 0 -1 $EndComp $Comp L DGND #PWR040 U 1 1 4C640BFC P 9700 4850 F 0 "#PWR040" H 9700 4850 40 0001 C CNN F 1 "DGND" H 9700 4780 40 0000 C CNN F 2 "" H 9700 4850 60 0001 C CNN F 3 "" H 9700 4850 60 0001 C CNN 1 9700 4850 1 0 0 -1 $EndComp $Comp L DGND #PWR041 U 1 1 4C640BF7 P 7950 5850 F 0 "#PWR041" H 7950 5850 40 0001 C CNN F 1 "DGND" H 7950 5780 40 0000 C CNN F 2 "" H 7950 5850 60 0001 C CNN F 3 "" H 7950 5850 60 0001 C CNN 1 7950 5850 1 0 0 -1 $EndComp $Comp L DGND #PWR042 U 1 1 4C640BD2 P 8550 5850 F 0 "#PWR042" H 8550 5850 40 0001 C CNN F 1 "DGND" H 8550 5780 40 0000 C CNN F 2 "" H 8550 5850 60 0001 C CNN F 3 "" H 8550 5850 60 0001 C CNN 1 8550 5850 1 0 0 -1 $EndComp $Comp L C C12 U 1 1 4C640A84 P 8100 6550 AR Path="/4C640A84" Ref="C12" Part="1" AR Path="/4C609C08/4C640A84" Ref="C12" Part="1" F 0 "C12" H 8150 6650 50 0000 L CNN F 1 "1uF" H 8150 6450 50 0000 L CNN F 2 "stdpass:0402" H 8100 6550 60 0001 C CNN F 3 "" H 8100 6550 60 0001 C CNN 1 8100 6550 1 0 0 -1 $EndComp $Comp L C C10 U 1 1 4C640A7E P 8400 6550 AR Path="/4C640A7E" Ref="C10" Part="1" AR Path="/4C609C08/4C640A7E" Ref="C10" Part="1" F 0 "C10" H 8450 6650 50 0000 L CNN F 1 "1uF" H 8450 6450 50 0000 L CNN F 2 "stdpass:0402" H 8400 6550 60 0001 C CNN F 3 "" H 8400 6550 60 0001 C CNN 1 8400 6550 1 0 0 -1 $EndComp $Comp L C C15 U 1 1 4C640A7B P 10100 2450 AR Path="/4C640A7B" Ref="C15" Part="1" AR Path="/4C609C08/4C640A7B" Ref="C15" Part="1" F 0 "C15" H 10150 2550 50 0000 L CNN F 1 "12pF" H 10150 2350 50 0000 L CNN F 2 "stdpass:0402" H 10100 2450 60 0001 C CNN F 3 "" H 10100 2450 60 0001 C CNN 1 10100 2450 0 -1 1 0 $EndComp $Comp L C C13 U 1 1 4C640A76 P 7600 1650 AR Path="/4C640A76" Ref="C13" Part="1" AR Path="/4C609C08/4C640A76" Ref="C13" Part="1" F 0 "C13" H 7650 1750 50 0000 L CNN F 1 "1uF" H 7650 1550 50 0000 L CNN F 2 "stdpass:0402" H 7600 1650 60 0001 C CNN F 3 "" H 7600 1650 60 0001 C CNN 1 7600 1650 -1 0 0 -1 $EndComp $Comp L C C14 U 1 1 4C640A73 P 10100 1150 AR Path="/4C640A73" Ref="C14" Part="1" AR Path="/4C609C08/4C640A73" Ref="C14" Part="1" F 0 "C14" H 10150 1250 50 0000 L CNN F 1 "12pF" H 10150 1050 50 0000 L CNN F 2 "stdpass:0402" H 10100 1150 60 0001 C CNN F 3 "" H 10100 1150 60 0001 C CNN 1 10100 1150 0 -1 1 0 $EndComp $Comp L ANTENNA ANT1 U 1 1 4C63FE17 P 1100 3850 F 0 "ANT1" H 1100 4100 60 0000 C CNN F 1 "50R" H 1100 3600 60 0000 C CNN F 2 "meander-2450MHz:MEANDER-2450MHz-right-1.0mm-RELAXED" H 1100 3850 60 0001 C CNN F 3 "" H 1100 3850 60 0001 C CNN 1 1100 3850 1 0 0 -1 $EndComp $Comp L XTAL-4 X1 U 1 1 4C63FA9F P 9700 1800 F 0 "X1" V 9850 2500 60 0000 R CNN F 1 "16MHz" V 9700 2500 60 0000 R CNN F 2 "xtal-4:xtal4-3.2mmx2.5mm" H 9700 1800 60 0001 C CNN F 3 "" H 9700 1800 60 0001 C CNN F 4 "8pF" V 9550 2500 60 0000 R CNN "Field1" F 5 "40ppm" V 9450 2500 60 0000 R CNN "Field2" F 6 "ESR<=100R" V 9350 2500 60 0000 R CNN "Field3" 1 9700 1800 0 -1 -1 0 $EndComp $EndSCHEMATC