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U3550BM Datasheet, PDF (16/25 Pages) TEMIC Semiconductors – Low-Power FM Transmitter / Synthesizer System 26 to 50 MHz
U3550BM
Netherlands CT0 Base Set
Country setting:
Name
Value
Setting
RA1[1:0]
10
mid
RA2[1:0]
10
low
D1B[1:0]
00
2
D2B0
1
8
D3B[1:0]
11
4
KV2[3:1]
100
GMOD[1:0]
10
high
IMIXI
1
infra
UDM1
0
infra
FRMT
0
low
Channel frequencies and 1st LO divider, fRef3 = 6.25 kHz
Channel Number
RX Channel Frequency (MHz)
1
39.9375
2
39.9625
3
39.9875
4
40.0125
5
40.0375
6
40.0625
7
40.0875
8
40.1125
9
40.1375
10
40.1625
11
40.1875
12
40.2125
1st LO Frequency (MHz)
29.2375
29.2625
29.2875
29.3125
29.3375
29.3625
29.3875
29.4125
29.4375
29.4625
29.4875
29.5125
N
4678
4682
4686
4690
4694
4698
4702
4706
4710
4714
4718
4722
Netherlands CT0 Handset
Country setting:
Name
Value
Setting
RA1[1:0]
10
mid
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, fRef3 = 6.25 kHz
Channel Number
RX Channel Frequency (MHz)
1
31.0375
2
31.0625
3
31.0875
4
31.1125
5
31.1375
6
31.1625
7
31.1875
8
31.2125
9
31.2375
10
31.2625
11
31.2875
12
31.3125
1st LO Frequency (MHz)
41.7375
41.7625
41.7875
41.8125
41.8375
41.8625
41.8875
41.9125
41.9375
41.9625
41.9875
42.0125
N
6678
6682
6686
6690
6694
6698
6702
6706
6710
6714
6718
6722
Netherlands CT0 Modulation Loop Frequency and Divider
fmod = 1.8 MHz, P = 3, Q = 51
16 (25)
Preliminary Information
Rev. A2, 10-Sep-98