K630 - V640 - K660
1215-3608 rev. 1
APPENDIX
A
P
P
E
NDIX
PIN CONNECTIONS
A3
B3
C3
A2
B2
C2
A1
B1
C1
INM
OUTA
INP
VM_P
VM
V
p
BYPASS OUTB SHUTDOWN
9
−
Pin Flip
−
Chip CSP
(Top View)
Pin configuration (Bump side)
1
2
3
4
5
A
B
C
D
VMIC
SPRi
SPLi
MIC
Ni
MIC
Pi
INT
mice
Gnd
INT
mici
CCO
VAD
Gnd
Gnd
Gnd
Gnd
Gnd
SPR
e
SPL
e
MIC
Ne
MIC
Pe
SPR
EF
1
2
3
4
1
5
2
3
4
5
A
B
C
D
A
B
C
D
VMIC
SPRi
SPLi
MIC
Ni
MIC
Pi
INT
mice
Gnd
INT
mici
CCO
VAD
Gnd
Gnd
Gnd
Gnd
Gnd
SPR
e
SPL
e
MIC
Ne
MIC
Pe
SPR
EF
Electrical diagram
SPRi
SPLi
MICPe
GND
SPRe
SPREF
MICPi
MICNi
CCO/VMIC
VAD
MICNe
INTmici
SPLe
GND
CCO/VMIC
INTmice
R1
R7
R8
R6
R4
R5
R3
R2
SPRi
SPLi
MICPe
GND
SPRe
SPREF
MICPi
MICNi
CCO/VMIC
VAD
MICNe
INTmici
SPLe
GND
CCO/VMIC
INTmice
R1
R7
R8
R6
R4
R5
R3
R2
PIN DESCRIPTION
Pin
Type
Symbol
Description
A1
I
INM
Negative input of the first amplifier, receives the audio input signal. Connected to the
feedback resistor R
f
and to the input resistor R
in
.
A2
O
OUTA
Negative output of the NCP2892. Connected to the load and to the feedback resistor Rf.
A3
I
INP
Positive input of the first amplifier, receives the common mode voltage.
B1
I
VM_P
Power Analog Ground.
B2
I
VM
Core Analog Ground.
B3
I
V
p
Positive analog supply of the cell. Range: 2.2 V
−
5.5 V.
C1
I
BYPASS
Bypass capacitor pin which provides the common mode voltage (Vp/2).
C2
O
OUTB
Positive output of the NCP2892. Connected to the load.
C3
I
SHUTDOWN
The device enters in shutdown mode when a low level is applied on this pin.
Components - N3100, N3101, S2400-03
N3100 IC Amp RYT109914/1
N3101 EMI Filter and ESD ROP1013074/1
S2400-03 Input Side Switch Push RMD 10116/9
SEMC Troubleshooting Manual
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(96)