Schematics

1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
Title
Number RevisionSize
B
Date: 2019/9/6 Sheet of
File: E:\
电子秤 \..\LS8261.SCHDOC Drawn By:
P0/A[0]
1
A[1]
2
DVSS
3
DVDDDEC
4
DVDD3
5
DVDD3F
6
SWS/P2/B[0]
7
P2N/B[1]
8
DI/P5/B[6]
9
CK/P5N/B[7]
10
UTX/P2/C[2]
11
URX/P3/C[3]
12
URTS/P4/C[4]
13
UCTS/P5/C[5]
14
AVDD3
15
XC2
16
XC1
17
ANT
19
AVDD3
20
P0/E[0]
21
P1/E[1]
22
DM/E[2]
23
DP/E[3]
24
GND
25
VADD3
18
S2
TLSR8261
C1
1uF
C3
1uF
C2
0.1uF
VDDDEC
C4
0.1uF
C5
0.1uF
L1
2.2nH
E2
ANTENNA
C9
1.5pF
C8
1.5pF
Y1
12MHz
C3512pF （ Remove ）
C5412pF(Remove)
SWS RXD TXD
INT_M
INT_S
Power1 Unit1
VDD
VDD
VDD
VDD
TPTP
GBS-17803-B