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U3600BM_05 Datasheet, PDF (28/44 Pages) ATMEL Corporation – Single-chip Cordless Telephone IC
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10.8 U.K. Base
Table 10-16. Country Setting
Name RA1[1:0] RA2[1:0]
Setting
10
10
Value
low
D1[1:0]
00
D1 = 2
D20
1
D2 = 8
D3[1:0]
11
D3 = 4
KV2[3:1]
001
GMOD[1:0]
10
high
IMIXI
1
infra
DR1I[1:0]
11
M=4
FRMT
1
high
GDEM
1
low gain
Table 10-17. Channel Frequencies and 1st LO Divider, fRef3 = 6.25 kHz
Channel
TX Channel Frequency
RX Channel Frequency
Number
(MHz)
(MHz)
1
31.0375
39.9375
2
31.0625
39.9625
3
31.0875
39.9875
4
31.1125
40.0125
10.8.1 U.K. Modulation Loop Frequency and Divider
fRef1 = 557.5 kHz/4, fMod = 1.8 MHz/4,PM = 12,QM = 204, M = 4
10.9 U.K. Handset
fLO = 1/2 fVCO3
(MHz)
29.2375
29.2625
29.2875
29.3125
DV3I[14:0] = N
4678
4682
4686
4690
Table 10-18. Country Setting
Name RA1[1:0] RA2[1:0]
Setting
10
01
Value
high
D1[1:0]
00
D1 = 2
D20
1
D2 = 8
D3[1:0]
11
D3 = 4
KV2[3:1]
001
GMOD[1:0]
10
high
IMIXI
0
supra
DR1I[1:0]
11
M=4
FRMT GDEM
1
1
high low gain
Table 10-19. Channel Frequencies and 1st LO Divider, fRef3 = 6.25 kHz
Channel
TX Channel Frequency
RX Channel Frequency
Number
(MHz)
(MHz)
1
39.9375
31.0375
2
39.9625
31.0625
3
39.9875
31.0875
4
40.0125
31.1125
10.9.1 U.K. Modulation Loop Frequency and Divider
fRef1 = 557.5 kHz/4, fMod = 1.8 MHz/4,PM = 12,QM = 204, M = 4
fLO = 1/2 fVCO3
(MHz)
41.7375
41.7625
41.7875
41.8125
DV3I[14:0] = N
6678
6682
6686
6690
28 U3600BM
4516D–CT0–10/05
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