902SH
6 – 1
CONFIDENTIAL
Phone
902SH
Service Manual
Service Manual
Market
E
CHAPTER 6.
OTHERS
[1] Function table of IC
IC100 (OM5952AET): RECEIVER/TRANSMISSION IC FOR GSM
Pin No.
Terminal name
Input/Output
Description of terminal
1
RFHD
Input
GSM 1,900 MHz RF input
2
RFHC
Input
GSM 1,900 MHz RF input
3
GNDRF
–
Earth for RF part
4RFLB
Input
GSM 900 MHz or GSM 800 MHz RF input
5
RFLA
Input
GSM 900 MHz or GSM 800 MHz RF input
6
VCCRF
–
Supply for RF part
7
QRB
Output
Q-channel output
8
QRA
Output
Q-channel output
9
IRB
Output
I-channel output
10
IRA
Output
I-channel output
11
GNDRF
–
Earth for RF part
12
GNDVCO
–
Earth for VCO part
13
RFHA
Input
GSM 1,800 MHz RF input
14GND PLANE
–
Flex-film earth plane
15
REON
Input
Hardware power on for reference and bus part
16
CLK
Input
Serial bus clock input
17
DATA
Input/Output
Serial bus data input/output
18
STROBE
Input
Serial bus strobe input
19
GNDCVO
–
Earth for VCO part
20*
NC
–
Must not be connected. Bond wire exists. (Not used)
21
RFHB
Input
GSM 1,800 MHz band RF input
22
TXON
Input
Hardware power on for transmit part
23
GNDVCO
–
Earth for VCO part
24*
NC
–
Not used
25
GNDRF
–
Earth for RF part
26
RXON
Input
Hardware power on for receive part
27
GNDVCO
–
Earth for VCO part
28
GNDVCO
–
Earth for VCO part
29
TXOLB
Output
GSM 800/900 MHz Tx output
30
BSEL
Input
Hardware band select control input
31
GNDVCO
–
Earth for VCO part
32
GNDVCO
–
Earth for VCO part
33
TXOLA
Output
GSM 800/900 MHz Tx output
34PCTL
Output
Tx power control output
35
GNDVAR
–
Earth for varactors
36
VCCVCO
Input
Supply for VCO part
37
VCCBUF
Input
Supply for Tx input part
38
GNDBUF
Input
Earth for Tx input part
39
GND PLANE
–
Connected to flex film earth plane
40*
PS
–
Test output (Not used)
41
GNDPLL
–
Earth for prescaler, phase detector and XO
42*
XOOLA
Output
XO output (Not used)
43
GNDPLL
–
Earth for prescaler, phase detector and XO
44
VTUNE
Input
Tuning input for VCOs
45
TXOHB
Output
GSM 1,800/1,900 MHz Tx output
46
PHDOUT
Output
Phase detector output
47
TXOHA
Output
GSM 1,800/1,900 MHz Tx output
48*
NC
–
Not used
49
MODA
Output
Prescaler modulus control output
50
MODB
Output
Prescaler modulus control output
51
MODC
Output
Prescaler modulus control output
52
MODD
Output
Prescaler modulus control output
53
VCCPLL
Input
Supply for prescaler, phase detector and XO
54XOOB
Input
XO input A
Summary of Contents for 902SH
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