EP-0607 BT SWIFT EARBUDS AST Schematics www.i-enet.com Zeeva International Limited

Zeeva International Limited BT SWIFT EARBUDS AST

Page 1 of EP-0607 BT SWIFT EARBUDS AST Schematics www.i-enet.com Zeeva International Limited

DACVDD
VCOM
RTCVDD
BATT+
3V3
OSC24MO
R2
24M
Y1
1n5H
R4
C5
BT-ANT
DC+5V
474
C4
474
C3
104
C2
225
474
C1
R3
BT-ANT-IC
NC
1.8PF
OSC24MI
USB1
VCOM
DACVDD
VCOMO
DACL
DACR
MIC
PR/VNE/V+
GND-A
VBUS
DM
DP
NC
GND
S1
10
11
GND
GND
B+
B-
6K8
24
23
22
21
20
19
18
17
DP
DM
SD-DAT
SD-CMD
SD-CLK
OSC24MO
OSC24MI
R1
DP/ADC10
DM/ADC11
SD1-DAT/PC3
SD1-CMD/PC4
SD1-CLK/PC5
BT-OSCO
BT-OSCI
VSSIO
C8
104
MIC
NC
MIC1
10
11
12
13
14
15
16
U2
GND
C9
33
PAD
GNDA
VDDIO
PB5/AUX0R
PB4/AUX0L
PB1/ADC7
VBAT
PGND
SW
GND
DACVDD
LDO-IN
BT-AVDD
RTCVDD
PR1/ADC12
PR2/ADC13
PR3/21KI
PR0/32KO
BT-RF
GND-A
3V3
LEDR
LEDB
AUX-DET
BATT+
GND
SW
VCOM
DACVDD
VCOMO
DACL
DACR
ADC0/PA3/MIC
ADC2/PA5
ADC3/PA6
32
31
30
29
28
27
26
25
GND-A
BATT+
GND-A
474
C7
106
C6
WKUP
PWR/AD
BT-AVDD
DC-DET
BT-ANT-IC
BT-AVDD
RTCVDD
AC6916
R11
DC+5V
36K
DC+5V
R10
4K1
SW
5V
2K
B+
NC
BATT+
GND
DM
DM
1K
R5
10K
LED4
GND
RED
GND
DACL
VCOMO
DACR
L2
120NH
L3
120NH
L4
120NH
K4
POWER
WKUP
GND
GND
R8
DP
DP
10uH
DC+5V
DC+5V
5V
VCC
BATT+
U1 LP4060
L1
DC-DET
K5
V-
K6
V+
PR/V-
NE/V+
L+
LR+
R-
LEDB
LED1
BLUE
LEDR
LED2
RED
1/3 MCU
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Document ID4195849
Application IDgebyMR3GNxOIisfo0vtlhA==
Document DescriptionSchematics
Short Term ConfidentialNo
Permanent ConfidentialNo
SupercedeNo
Document TypeSchematics
Display FormatAdobe Acrobat PDF - pdf
Filesize1.68kB (21039 bits)
Date Submitted2019-03-08 00:00:00
Date Available2019-03-08 00:00:00
Creation Date2019-01-25 15:13:36
Producing SoftwareSmartPrinterV4
Document Lastmod2019-03-08 11:31:00
Document Titlewww.i-enet.com
Document CreatorSmartPrinter V4.2
Document Author: win7

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