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SPP-SS964
7-2.
BLOCK DIAGRAM – HANDSET Section –
RFU501
ASIC
RF UNIT
IC501
CN501
B+
1
VBAT (FOR RX)
6
ANT501
RXIP
51
RXIP
(ANTENNA)
5
RXIN
52
RXIN
4
RXQP
53
RXQP
3
RXQN
54
RXQN
8
LNAATN
LNAATN
43
7
RXEN
44
RXEN
2
AGC
60
AGC
CN502
B+
2
VBAT (FOR TX)
10
VBAT (FOR PLL)
7
TX.DATA
49
TXDATA
Q504
Q505
4
TXPWR0
85
TXPWR0
5
TXPWR1
TXPWR1
80
Q504, 505
TX POWER
ATTENUATOR
6
TXEN
TXEN
79
3
82
TXRXSEL
TXRXSW
12
SYNDATA
65
SYNDATA
11
SYNCLK
SYNCLK
71
13
SYNSTB
72
SYNSTB
15
SYNEN
75
SYNEN
14
REFOSC
66
SYNTH5MCLK
05
– 27 –
CODEC
IC401
DATAI
16 BIT
MODULATOR &
CDCDATAO 25
29
REGISTER
FILTER
FRAME
CDCFRAME 32
20
ICLK
CDCICLK 28
21
CONTROL
MCLK
REGISTER
CDCMCLK 26
26
RESETB
RESETO 27
25
DATAO
16 BIT
MODULATOR &
CDCDATAI 24
30
REGISTER
FILTER
EEPROM
IC502
NVDI
76
5
SKDI
NVDO
DO
77
6
10 – 15
KEYPADI0 – KEYPADI5
97
98
83
B+
X501
9.6MHz
S501
RING
OFF
ON
LINEO
BUZZER DRIVE
BZ401
LINE
17
AMP
Q502
(BUZZER)
SPKPO
19
SPEAKER
SP401
SPKMO
AMP
(SPEAKER)
18
LINE
LINE-IN
13
AMP
MICIN
MIC401
MIC
MIC AMP
11
(MIC)
AMP
Q1
SW601
(JOG)
KEY MATRIX
SW1 – 20, S502
LIQUID CRYSTAL DISPLAY UNIT
LCD501
36, 35, 31, 22
69
70
6 – 9
KEYPADB0 – KEYPADB3
D4 – D7
96
62
33
LEVEL SHIFT
D305
CHARGE ON
DETECT
Q301
RESET SIGNAL
RESET SWITCH
GENERATOR
Q302, 303
IC301
D301 – 304
B+
RECHARGEABLE
BATTERY
(BP-T24)
– 28 –
• SIGNAL PATH
: RX
: TX
: BELL
B+ SWITCH
B+
Q501
78 67
39
92
Q503
ART
CHARGE
+
TERMINAL
–
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