14
KX-TG8162ALB/KX-TG8163ALB/KX-TGA815AZB
4.5.
Block Diagram (Handset)
QSPI
FLASH MEMOR
Y
IC4
SPEAKER
RECEIVER
Headset J
a
c
k
CN4
MIC
CHARGE
P
o
w
er F
ailer Mode
P
o
w
er Supply SW
CIRCUIT
Q2, Q3, Q4,Q
2
,
Q
3
,
Q
4
,
Q9, R8Q
9
,
R
8
CHARGE
CONT
A
CTS
)
CHARGE_CTRL
BA
TTER
Y_ON
CHARGE_DET
EEPR
OM
SCL
SD
A
BA
TTER
Y
TERMINAL
R45
VBA
T
BA
TT
-
1.8 V
Q1
1.8 V
CP 2.8
V
LCD
CD
RESET
CSB
SD
A
SCL
CPU
Analog
F
ront
End
D/A
A/D
34
36
23
24
19
20
21
29
33
32
58
59
85
26
43
44
64
55
56
69
67
ADPCM
Codec
Filter
DSP
Speech
Decoding
Speech
Encoding
BMC
Burst
Decoding
ANT1
Burst
Encoding
RF
PLL
MOD/DEMOD
5
2
3
79
78
RXn
RXon
ANT1
D
A801
RXp
TXp
TXn
TXon
9
10
XT
AL
X1
10.368
MHz
BA
TTER
Y
45
ON SWITCH
KEYP
AD
Charge
Pump
RO
W
S
COLUMNS
CP3V
D3
CP2.8V
CP_LED
49, 50, 51, 52
13, 14, 15, 16, 27,47
90, 92, 94, 96 QSPI-IO 0-3
BBIC
IC1
IC3
57
LCD-BA
CK LIGHT
KEY LED
BELL LED
53
72
80
LDO_CTRL
CP 3.0
V
CP3V
QSPI
Control
91 QSPI-SCK
95 QSPI-CS
TGA815 only
71
Q10, Q11, Q12, R10Q
1
0
,
Q
1
1
,
Q
1
2
,
R
1
0
70
KX-TGA815 BLOCK DI
A
GRAM (Handset)