LC2093-B View Datasheet(PDF) - Unspecified
Part Name
Description
Manufacturer
LC2093-B Datasheet PDF : 1 Pages
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4
3
PJ1
LINE-IN
4
3
LDT
2
LIN-R
1
LIN-L
4
LIN-L
LIN-R
LR1
10K
LR2
10K
LC1
1U AUXL
LC2
1U AUXR
3
Y1
32.768
RTCVDD
pin20 RTCVDD和pin21 1.8V,使用外部E2prom时，应短接在一起
R1
1M
SD_DAT
DM
DP
32KO
32KI
C1 105
DACVDD
C3 105 VCOM
+3V3 BAT+3V7 DACL
DACR
1
2
3
4
5
6
7
8
9
10
11
12
P22
DM
DP
32KO
32KI
DACVDD
VCOM
DACVSS
DACL
DACR
VDDIO
LDO5V
P21
P20
P02
DVDD
RTCVDD
P00
P01
P14
VPP
P25
P24
VSSIO
24
23
22
21
20
19
18
17
16
15
14
13
SD_CMD
SD_CLK
AD_KEY
+1.8V
RTCVDD
MUTE
IIC_CLK
IIC_DAT
IR
AUXR
AUXL
C2
104
U1
LC2093
DACL DAC1 105 LCH
DACR DAC2 105 RCH
PCB LAYOUT
D+/D-与晶体走线不可以并行.交叉
MCU
AD_KEY
+3V3
KJ1
1
2
J3
KR1
0R AK1
POW ER
DC Indicate
LED1
LED-DC
LEDR1
560R DC+5V
LED-PLAY LEDR2
LED2
Play Indicate
560R IIC_CLK
KR2
1.5K AK2
PREV/V-
+3V3
KR3
3.3K AK3
NEXT/V+
R2
KR4
5.1K AK4
Prev.
24K
LED INDICATOR
KR5
7.5K AK5
Next.
2
KR6
10K AK6
Vol-
AD_KEY
KR7
13.6K AK7
Vol+
KR8
18K AK8
PLAY
KR9
22K AK9
MODE
C6
102P
POW ER1
SW 1
USB1
4
BAT3V7
5
1
DM
2
DP
3
4
BAT+3V7
BAT3V7
EC1
220UF/10V/NC
KR10
KR11
KR12
KR13
30K AK10
36K AK11
47K AK12
62K AK13
EQ
Repeat
Play/(HoldON_FM/UD/SD)
UD/SD
+3V3
IR
IR1
REM
3
2
1
MIMI-USB1
1
2
3
4
DC+5V
BAT3V7
BAT1
CD1
IN5819
CR1
2R2
2
1
2.0MM-2PIN
240K/NC
240K/NC
LDT
GR1
0R
GR2
0R
1
LOR1
LOR2
IR USB BAT
CHARGER POWER-SW
LR1和R14说明！！！
数字地、收音地、功放地在电池的负极处短路
1 ：有L I N E I N 检测脚时，LOR2贴，LR1不贴，在这种情款下若是没有插入LINEIN按MODE键也切换不到LINEIN状态
2 ：在没有L I N E I N 检测脚，但是又有LINEIN功能时，LOR2不贴，LR1贴，在这种情款下按MODE键可切换到LINEIN状态
3 ：L O R 1 和LR2都不贴，表示没有LINEIN功能，按MODE键时将跳过LININ状态
4
3
2
1
+3V3
DAT2
CD/DAT3
CMD
VSS
VDD
CLK
VSS
DAT0
DAT1
CD
WP
9
1
2
3
4
5
6
7
8
10
11
SD_CMD
SD+3V3 SR1
SD_CLK 4R7
SD_DAT
SD1
SD Socket
SD/TF
省 2 4 C 0 2 时 , R T C V D D 取 电池分压.电容2C1不能省.
使用外部24C02时,RTCVDD取电路省掉,RTCVDD短接到+1.8V,2C1可省
BAT3V7
+3V3
4
2R1
360K
RTCVDD
2R2
300K
MUTE
MR1
10K/NC
高MUTE贴MR1,低MUTE贴MR2
MR2
47K/NC
3
BAT+3V7
LCH
AR1
150K
HL+
HL-
BAT+3V7
MUTE
BAT+3V7
L
CREF
1
2
3
4
5
6
7
8
OL+ OR+
PGNDPGND
OL- OR-
PVDD PVDD
MUTE SD
VDD GND
INL+ INR+
CREF NC
16
15
14
13
12
11
10
9
AU1
LC2011
AMP
HR+
HR-
BAT+3V7
R
HL+
HL-
RCH
AR2
150K
HR+
HR-
SPK1
SPK 4 ohm
1
2
SPK2
SPK 4 ohm
1
2
数字功放IC.支持收音,不干扰接收效果
2
FMANT
FC1 100P
IIC_CLK FR1
1K
IIC_DAT FR3
1K
RU1
1
2
3
4
5
6
7
8
P01
GND
GND
RF
GND
GND
CLK
DIO
P02
P03
GND
R
L
GND
VDD
XI
16
15
14
13
12
11
10
9
FM-Moudle-SOP16
FC2 1U
FC3 1U
RCH
LCH 改动！FM输出直接到功放
XC1 100P
32KO FR2 +3V3
4.7R
FL1
100nH
FM-Radio
1
FM Recevier
Rev:2.2
2
1
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