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Title
Number RevisionSize
A3
Date: 15.01.2018 Sheet of
File: \..\SX126x_e449v01a.SchDoc Drawn By:
PCB_E449V01A - SEMTECH V1a
1/1
EMr
SX1261/2 Evaluation Board - 4-Layers with TCXO
mbed compatible connectors:
SX_NRESET
GND
1
2
3
4
5
6
J4
Header 6
1
2
3
4
5
6
7
8
J1
Header 8
1
2
3
4
5
6
7
8
J3
Header 8
1
2
3
4
5
6
7
8
9
10
J2
Header 10
0 0
Semtech Logos:
0 0
RED
TX
LED
330R
R15
GND
GREEN
RX
LED
330R
R16
GND
DISP_RESET
LED_RX
LED_TX
1 2
VDD_RADIO
NCR1
VDD_RADIO
VDD_3V3
0RR2
1uF
C20
1uF
C21
GND
GND
GND
VDD_MBED
10uF
C22
GND
0 0
Display for mbed DM-TFT28-105 display connectors:
GND
GND
1
2
3
4
5
6
J4_DISP
Header 6
1
2
3
4
5
6
7
8
J1_DISP
Header 8
1
2
3
4
5
6
7
8
J3_DISP
Header 8
1
2
3
4
5
6
7
8
9
10
J2_DISP
Header 10
MISO
MOSI
SCK
DISP_RESET
TFT_D
TFT_CS
F_CS
T_CS
T_IRQ
1uF
C24
GND
GND
GND GND
VDD_IN
1
GND
2
XTA
3
XTB
4
GND
5
DIO3
6
VREG
7
GND
8
DCC_SW
9
VBAT
10
VBAT_IO
11
DIO2
12
DIO1
13
BUSY
14
NRESET
15
MISO
16
MOSI
17
SCK
18
NSS
19
GND
20
RFI_P
21
RFI_N
22
RFO
23
VR_PA
24
GND
25
U1
SX1261/2
GND
GND
SX1261/2 Reference Design:
RF Output Options:
GND GND
GND
GND
GND
DIO3
VR_PA
C9
C7C5
C12
C2
L3
L2
C4
C6
C11
L4
L6
L1
C1
C3
15uHL7
470nF
C17
C8
GND
C28
GND
FB1
Ferrite beads
GND
C27
32.0MHz
GND
1
GND
2
OUT
3
VCC
4
Q2
TCXO
XTA
GND
NSS
SCK
MOSI
MISO
SX_NRESET
BUSY
DIO1
DIO2
L5
C10
GND
GND
VDD_3V3
100nF
C23
GND
VUSB
10uF
C26
GND
NCR11
0RR12
VUSB
VDISPLAY
1
Shield
R868
R434
Other
Frequency band:
GND GND
GND
SX1262
FR0
FR1
GND
VDD_3V3
R915
CTRL
6
RFC
5
CTRL
4
RF2
3
GND
2
RF1
1
U2
PE4259 RF Switch
C13
GND
GND
1nF
C15
GND
100R
R3
DIO2
1nF
C14
GND
100R
R4
ANT_SW
DIO3
TCXO
GND
OPT
SD_CS
10k
R13
VDISPLAY
RFIO
SMA
GND
VDD_RADIO
100nF
C18
GND
C16
R490
R5
TFT_D
TFT_CS
F_CS
T_CS
T_IRQ
ANT_SW
BUSY
NSS
DIO1
MISO
MOSI
SCK
GND
SX1261
GND
VDD_3V3
L8
VDD_RADIO
0R
R18
SX1261 : L8 populated -> R18 unpopulated
SX1262 : L8 unpopulated -> R18 populated
SX1261 or SX1262 Module configuration choice:
PIC101
PIC102
COC1
PIC201
PIC202
COC2
PIC301
PIC302
COC3
PIC401
PIC402
COC4
PIC501
PIC502
COC5
PIC601
PIC602
COC6
PIC701
PIC702
COC7
PIC801
PIC802
COC8
PIC901
PIC902
COC9
PIC1001
PIC1002
COC10
PIC1101
PIC1102
COC11
PIC1201
PIC1202
COC12
PIC1301
PIC1302
COC13
PIC1401
PIC1402
COC14
PIC1501
PIC1502
COC15
PIC1601
PIC1602
COC16
PIC1701
PIC1702
COC17
PIC1801
PIC1802
COC18
PIC2001
PIC2002
COC20
PIC2101
PIC2102
COC21
PIC2201
PIC2202
COC22
PIC2301
PIC2302
COC23
PIC2401
PIC2402
COC24
PIC2601
PIC2602
COC26
PIC2701
PIC2702
COC27
PIC2801
PIC2802
COC28
PIFB101
PIFB102
COFB1
PIFR001
PIFR002
COFR0
PIFR101
PIFR102
COFR1
PIGND01
COGND
PIJ101
PIJ102
PIJ103
PIJ104
PIJ105
PIJ106
PIJ107
PIJ108
COJ1
PIJ10DISP01
PIJ10DISP02
PIJ10DISP03
PIJ10DISP04
PIJ10DISP05
PIJ10DISP06
PIJ10DISP07
PIJ10DISP08
COJ10DISP
PIJ201
PIJ202
PIJ203
PIJ204
PIJ205
PIJ206
PIJ207
PIJ208
PIJ209
PIJ2010
COJ2
PIJ20DISP01
PIJ20DISP02
PIJ20DISP03
PIJ20DISP04
PIJ20DISP05
PIJ20DISP06
PIJ20DISP07
PIJ20DISP08
PIJ20DISP09
PIJ20DISP010
COJ20DISP
PIJ301
PIJ302
PIJ303
PIJ304
PIJ305
PIJ306
PIJ307
PIJ308
COJ3
PIJ30DISP01
PIJ30DISP02
PIJ30DISP03
PIJ30DISP04
PIJ30DISP05
PIJ30DISP06
PIJ30DISP07
PIJ30DISP08
COJ30DISP
PIJ401
PIJ402
PIJ403
PIJ404
PIJ405
PIJ406
COJ4
PIJ40DISP01
PIJ40DISP02
PIJ40DISP03
PIJ40DISP04
PIJ40DISP05
PIJ40DISP06
COJ40DISP
PIL101
PIL102
COL1
PIL201
PIL202
COL2
PIL301
PIL302
COL3
PIL401
PIL402
COL4
PIL501
PIL502
COL5
PIL601
PIL602
COL6
PIL701
PIL702
COL7
PIL801
PIL802
COL8
PILogo0LoRA100
COLogo0LoRA1
PILogo0LoRA200
COLogo0LoRA2
PILogo Bot00
COLogo Bot
PILogo ESD00
COLogo ESD
PILogo Recycling100
COLogo Recycling1
PILogo Semtech S00
COLogo Semtech S
PIOther01
PIOther02
COOther
PIQ201
PIQ202
PIQ203
PIQ204
COQ2
PIR101
PIR102
COR1
PIR201
PIR202
COR2
PIR301
PIR302
COR3
PIR401
PIR402
COR4
PIR501
PIR502
COR5
PIR1101
PIR1102
COR11
PIR1201
PIR1202
COR12
PIR1301
PIR1302
COR13
PIR1501
PIR1502
COR15
PIR1601
PIR1602
COR16
PIR1801
PIR1802
COR18
PIR43401
PIR43402
COR434
PIR49001
PIR49002
COR490
PIR86801
PIR86802
COR868
PIR91501
PIR91502
COR915
PIRFIO01
PIRFIO02
CORFIO
PIRX01
PIRX02
CORX
PIShield01
COShield
PISX126101
PISX126102
COSX1261
PISX126201
PISX126202
COSX1262
PITCXO01
PITCXO02
COTCXO
PITX01
PITX02
COTX
PIU101
PIU102
PIU103
PIU104
PIU105
PIU106
PIU107
PIU108
PIU109
PIU1010
PIU1011
PIU1012
PIU1013
PIU1014
PIU1015
PIU1016
PIU1017
PIU1018
PIU1019
PIU1020
PIU1021
PIU1022
PIU1023
PIU1024
PIU1025
COU1
PIU201
PIU202
PIU203
PIU204
PIU205
PIU206
COU2
PIVDD0RADIO01
PIVDD0RADIO02
COVDD0RADIO
PIJ201
PIR402
NLANT0SW
PIJ104
PIU1014
NLBUSY
PIJ106
PIU1013
NLDIO1
PIR302
PIU1012
NLDIO2
PIFB101
PIU106
NLDIO3
PIJ303
PIJ30DISP03
NLDISP0RESET
PIJ107
PIJ10DISP07
NLF0CS
PIC101
PIC201
PIC301
PIC501
PIC701
PIC901
PIC1001
PIC1201
PIC1301
PIC1402
PIC1502
PIC1601
PIC1701
PIC1801
PIC2001
PIC2101
PIC2201
PIC2301
PIC2401
PIC2601
PIC2801
PIFR101
PIGND01
PIJ207
PIJ20DISP07
PIJ306
PIJ307
PIJ30DISP06
PIJ30DISP07
PIOther01
PIOther02
PIQ201
PIQ202
PIR1501
PIR1601
PIR43401
PIR43402
PIR49001
PIR49002
PIR86801
PIR86802
PIR91501
PIR91502
PIRFIO02
PIShield01
PISX126201
PITCXO01
PIU102
PIU105
PIU108
PIU1020
PIU1025
PIU202
PIJ406
PIRX01
NLLED0RX
PIJ405
PITX01
NLLED0TX
PIJ205
PIJ20DISP05
PIU1016
NLMISO
PIJ204
PIJ20DISP04
PIU1017
NLMOSI
PIC302
PIC402
PIL101
PIL202
PIL301
PIC401
PIC502
PIC602
PIL302
PIC601
PIL401
PIC702
PIL402
PIU201
PIC801
PIC902
PIL501
PIC802
PIU205
PIC1002
PIL502
PIRFIO01
PIC1101
PIC1302
PIU203
PIC1102
PIL602
PIU1022
PIC1202
PIL601
PIU1021
PIC1401
PIR401
PIU206
PIC1501
PIR301
PIU204
PIC1602
PIL801
PIR1801
PIU101
PIC1702
PIL701
PIL802
PIU107
PIC2701
PIQ203
PIC2702
PIR502
PIC2802
PIFB102
PIQ204
PIFR002
PIFR102
PIJ402
PIJ101
PIJ102
PIJ10DISP01
PIJ10DISP02
PIJ10DISP04
PIJ10DISP06
PIJ10DISP08
PIJ208
PIJ209
PIJ2010
PIJ20DISP08
PIJ20DISP09
PIJ20DISP010
PIJ301
PIJ302
PIJ308
PIJ30DISP01
PIJ30DISP02
PIJ30DISP04
PIJ30DISP08
PIJ403
PISX126102
PISX126202
PIJ40DISP01
PIJ40DISP02
PIJ40DISP03
PIJ40DISP04
PIJ40DISP05
PIJ40DISP06
PIL201
PIU1023
PIL702
PIU109
PILogo0LoRA100
PILogo0LoRA200
PILogo Bot00
PILogo ESD00
PILogo Recycling100
PILogo Semtech S00
PIR1502
PITX02
PIR1602
PIRX02
PIU104
PIJ108
PIU1019
NLNSS
PIJ404
PITCXO02
NLOPT
PIJ206
PIJ20DISP06
PIU1018
NLSCK
PIJ20DISP01
PIR1302
NLSD0CS
PIJ401
PIU1015
NLSX0NRESET
PIJ105
PIJ10DISP05
NLT0CS
PIJ103
PIJ10DISP03
NLT0IRQ
PIJ203
PIJ20DISP03
NLTFT0CS
PIJ202
PIJ20DISP02
NLTFT0D
PIC2102
PIFR001
PIR201
PIR1101
PISX126101
PIC2202
PIC2302
PIJ304
PIR102
PIR202
PIVDD0RADIO01
PIC1802
PIC2002
PIR101
PIR1802
PIU1010
PIU1011
PIVDD0RADIO02
PIC2402
PIJ30DISP05
PIR1102
PIR1202
PIR1301
PIC102
PIC202
PIL102
PIU1024
NLVR0PA
PIC2602
PIJ305
PIR1201
PIR501
PIU103
NLXTA
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