U3550BM Datasheet, PDF (20/25 Pages) TEMIC Semiconductors – Low-Power FM Transmitter / Synthesizer System 26 to 50 MHz

U3550BM
Portugal CT0 Base Set
Country setting:
Name
Value
Setting
RA1[1:0]
01
min
RA2[1:0]
10
low
D1B[1:0]
00
2
D2B0
1
8
D3B[1:0]
11
4
KV2[3:1]
010
GMOD[1:0]
10
high
IMIXI
1
infra
UDM1
0
infra
FRMT
0
low
Channel frequencies and 1st LO divider, f_Ref3 = 6.25 kHz
Channel Number
RX Channel Frequency (MHz)
1
37.000
2
37.025
3
37.050
4
37.075
5
37.100
6
37.125
7
37.150
8
37.175
9
37.200
10
37.225
11
37.250
12
37.275
1st LO Frequency (MHz)
26.300
26.325
26.350
26.375
26.400
26.425
26.450
26.475
26.500
26.525
26.550
26.575
N
4208
4212
4216
4220
4224
4228
4232
4236
4240
4244
4248
4252
Portugal CT0 Handset
Country setting:
Name
Value
Setting
RA1[1:0]
01
min
RA2[1:0]
01
high
D1B[1:0]
00
2
D2B0
1
8
D3B[1:0]
11
4
KV2[3:1]
001
GMOD[1:0]
10
high
IMIXI
0
supra
UDM1
1
supra
FRMT
0
low
Channel frequencies and 1st LO divider, f_Ref3 = 6.25 kHz
Channel Number
RX Channel Frequency (MHz)
1
27.550
2
27.575
3
27.600
4
27.625
5
27.650
6
27.675
7
27.700
8
27.725
9
27.750
10
27.775
11
27.800
12
27.825
1st LO Frequency (MHz)
38.250
38.275
38.300
38.325
38.350
38.375
38.400
38.425
38.450
38.475
38.500
38.525
N
6120
6124
6128
6132
6136
6140
6144
6148
6152
6156
6160
6164
Portugal CT0 Modulation Loop Frequency and Divider
f_mod = 1.25 MHz, P = 2, Q = 54
20 (25)
Preliminary Information
Rev. A2, 10-Sep-98