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LM4935RLEVAL Datasheet(PDF) 82 Page - Texas Instruments

Part # LM4935RLEVAL
Description  Audio Power Amplifier Series Audio Sub-System with Dual-Mode Stereo Headphone & Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose
PDF  91 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM4935RLEVAL Datasheet(HTML) 82 Page - Texas Instruments

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47 PF
C14
SW SPDT
S3
SW SPDT
S2
SW SPDT
S4
1
2
CPO
JP10
1
2
EP (Header)
JP5
1
2
FILTERED LS OUTPUT
JP4
1
2
AUX_OUT
JP6
1
2
UNFILTERED
LS OUT
JP3
1
2
INT_MIC
JP2
1
2
IRQ
JP11
SW SPDT
S1
422
R9
150 nF
C18
10 nF
C19
1 PF
C21
1 PF
C20
47 PF
C15
SW SPST
S7
SW SPST
S8
SW SPDT
S9
SW SPDT
S6
1 mH
L1
1 mH
L2
22 nF
C11
22 nF
C12
300
R5
2.2k
R10
2.2k
R8
1k
R7
SW SPDT
S10
1k
R11
2.2k
R6
1 PF
C13
1 PF
C16
1 PF
C17
DVDD
AVDD
C5
C3
C10
C8
C4
C9
0.1 PF
C6
C7
C2
BBVDD
1 PF
C1
1
2
VSAR1
JP14
1
2
VSAR2
JP15
5k
R4
5k
R3
BBVDD
USB_SCL
USB_SDA
USB_CS
USB_SPIDO
1 PF
C24
1 PF
C25
1
2
EXT MIC
JP7
1
2
LEFT HP
JP8
1
2
RIGHT HP
JP9
5k
R2
1 PF
C22
1 PF
C23
MIC
LEFT
RIGHT
SLEEVE
4 Conductor Headset Jack (2.5mm)
JP23
AVDD
SW SPST
S17
100k
R16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
MOUNTING SUPPORT
X1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
USB INTERFACE
X2
USB_3.3V
USB_5V
USB_SPIDO
USB_CS
USB_SDA
USB_SCL
SW SPST
S19
1
2
BB_VDD
JP17
1
2
DVDD
JP18
BBVDD
DVDD
SW SPST
S14
SW SPST
S15
USB_3.3V
1
2
AVDD
JP19
AVDD
SW SPST
S16
USB_5V
AUX_L
JP12
AUX_R
JP13
CPI
JP16
EP_NEG
A1
EP_POS
B2
I2S_CLK
F7
I2S_WS
F6
I2S_SDO
E6
I2S_SDI
E7
GPIO_1
D5
GPIO_2
C5
AUX_L
D3
AUX_R
C4
VSAR1
A6
VSAR2
A5
CPO_NEG
F4
CPO_POS
G4
LS_POS
G1
LS_NEG
G3
AUX_OUT_POS
G5
AUX_OUT_NEG
F5
HP_L
D1
HP_R
C1
HP_VMID
E1
HP_VMID_FB
E2
SCL
C7
SDA
C6
CPI_POS
F3
CPI_NEG
E4
IRQ
E5
MCLK
G7
INT_MIC_POS
A3
INT_MIC_NEG
B3
EXT_MIC
A4
CS / TEST_MODE
B5
PLL_FILT
B6
EXT_BIAS
C2
INT_BIAS
C3
MIC_DET
E3
SPI_MODE
D4
LM4935RL
U1
LEFT
RIGHT
SLEEVE
Microphone Jack (3.5mm)
JP22
1
2
LS OUT
JP24
FILTERED
(BANANA)
1
2
AUX_OUT (RCA)
JP25
1
2
CPO (RCA)
JP26
1
2
EP (Banana)
JP27
(Header)
(Header)
USB_SPI_M
USB_SPI_M
1
2
3
4
5
6
7
8
9
10
11
12
13
14
DIGITAL
INTERFACE
JP1
47k
R19
47k
R20
47k
R21
47k
R22
47k
R18
47k
R13
3k
R15
22 nF
C32
1 nF
C31
OUTPUT
1
GND
2
VCC
3
TOSLINK RECEIVER
JP21
75
R12
0.1 PF
C26
0.01 PF
C29
0.01 PF
C30
SW SPDT
S12
S/PDIF IN
JP20
47k
R14
A
B
PB SPST
S13
SW SPDT
S18
DVDD
SW SPST
S11
Ferrite Bead
L3
0.1 PF
C28
10 PF
C34
0.1 PF
C33
0.1 PF
C27
RXP3
1
RXP2
2
RXP1
3
RXP0
4
RXN
5
FILT
8
RST
9
RXSEL1
10
RXSEL0
11
TXSEL0
13
NV/RERR
14
AUDIO
15
96 kHz
16
RCBL
17
U
18
TX
20
RMCK
24
OMCK
25
SDOUT
26
OSCLK
27
OLRCLK
28
CS8416
U2
47k
R17
SW SPST
S20
SW SPST
S21
SW SPST
S22
MIC
LEFT
RIGHT
SLEEVE
4 Conductor Headset Jack (3.5mm)
JP28
AGND
DGND
0.1 PF
1 PF
0.1 PF
1 PF
0.1 PF
1 PF
0.1 PF
1 PF
LM4935, LM4935RLEVAL
SNAS296D – OCTOBER 2005 – REVISED MARCH 2006
www.ti.com
6
Board Schematic Diagrams
6.1
LM4935 Demonstration Board Schematic Diagram
6.2
Demoboard PCB Layout
Figure 6-1. Top Silkscreen
82
Board Schematic Diagrams
Copyright © 2005–2006, Texas Instruments Incorporated
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Product Folder Links: LM4935 LM4935RLEVAL



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