Sharp GX15 Service Manual page 106

GX15
IC801 (15515502): RF
Pin No. Terminal name
1 VCCLNA
2 PCSGND
3 PCSLNAI
4 PCSLNAIB
5 PCSDCSGND
6 DCSLNAI
7 DCSLNAIB
8 DCSGSMGND
9 GSMLNAI
10 GSMLNAIB
11 GSMGND
12 PLLOUT
13 VCCOPLL
14 VCCTXVCO
15 GNDTXVCOD
16 GNDTXVCODB
17 TXOUTG
18 COMMONGND
19 TXOUTD
20 TXVCOGB
21 TXVCOG
22 VCCIQ
23 IOUT/IIN
24 IOUTB/IINB
25 QOUT/QIN
26 QOUTB/QIN
27 VCCIFSYN
28 CPIFSYN
29 LE
30 CLK
31 VCXOOUT
32 SDATA
33* GNDVCXO (NC)
34 VCXOE
35 VCXOB
36 VCCVCXO
37 VCCRFSYN
38 CPRFSYN
39 FLOCK
40 VCCBB
41 VCCRFVCO
42 DIVON
43 VCCRFLO
44 CAPQB
45 CAPQ
46 CAPIB
47 CAPI
48 VCCMIX
49 GNDLNA
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
CONFIDENTIAL
Input/Output
Input VCC for LNA transistor and LNA Bias
– Earth for emitter of LNA transistor (PCS)
Input Positive input for LNA transistor (PCS)
Input Negative input for LNA transistor (PCS)
– Earth for emitter of LNA transistor (PCS, DCS)
Input Positive input for LNA transistor (DCS)
Input Negative input for LNA transistor (DCS)
– Earth for emitter of LNA transistor (DCS, GSM)
Input Positive input for LNA transistor (GSM)
Input Negative input for LNA transistor (GSM)
– Earth for emitter of LNA transistor (GSM)
Output Current output to control and modulate TXVCO
Input VCC for OPLL and phase comparator
VCC for TXVCO
– Earth for DCS/PCS TxVCO
– Earth for DCS/PCS TxVCO
Output Tx output for GSM
– Earth for common
Output Tx output for DCS/PCS
Input Negative TxVCO output for GSM
Input Positive TxVCO output for GSM
Input VCC for IQ modulator
Input/Output Positive output/input of I channel/modulator
Input/Output Negative output/input of I channel/modulator
Input/Output Positive output/input of Q channel/modulator
Input/Output Negative output/input of Q channel/modulator
Input VCC for IFVCO buffer and divider, and IF synthesiser
Output Charge pump output of IF synthesiser
Input Load enable for serial data
Input Clock for serial data
Output Output for VCXO
Input Serial data
– Earth for VCXO (Not used)
– Emitter of VCXO transistor
Input Base of VCXO transistor
Input VCC for VCXO
Input VCC for RF synthesiser
Output Charge pump output of RF synthesiser
Output Fast lock control for RF synthesiser
Input VCC for baseband and state logic
Input VCC for RF VCO
Output VCXOOUT divider control input
Input VCC for RF local buffer and divider
Output Capacitor for Q channel LPF (Negative output)
Output Capacitor for Q channel LPF (Positive output)
Output Capacitor for I channel LPF (Negative output)
Output Capacitor for I channel LPF (Positive output)
Input VCC for direct conversion mixer
– Earth for LNA bias
Description of terminal
6 – 18