micrf405 Micrel Semiconductor, micrf405 Datasheet - Page 19

• Manufacturer Part Number: micrf405
• Description: Micrf405 290mhz To 980mhz Ism Band Ask/fsk Transmitter
• Manufacturer: Micrel Semiconductor

April 2006
Frequency Synthesizer
0000001
0000010
0000011
0000100
0000101
0000110
0000111
0001000
0001001
0001010
0010000
Micrel
A6..A0
Adr
Table 11. Output Power and Current Consumption vs. Power Level Setting (PA2..PA1) for 315, 434 and 915MHz.
Power level
N0_7=0
M0_7=0
N1_7=0
M1_7=0
PA off
(PAx)
D7
‘0’
7
6
5
4
3
2
1
0
-
-
-
-
-
-
Prescaler_Sel=0
M0_6=0
M1_6=0
N0_6=1
N1_6=1
P
D6
out
-
-
-
-
-
-
10.0
-1.9
-4.2
-6.7
-9.2
5.8
3.1
0.5
(dBm)
915MHz
FSKClk_K5=1
M0_5=1
M1_5=1
N0_5=1
N1_5=1
A0_5=0
A1_5=0
I
VDD
D5
-
-
-
-
17.5
13.2
11.5
10.5
9.9
9.5
9.1
8.9
5.4
(mA)
Figure 8. PLL Block Diagram.
FSKClk_K4=1
M0_4=0
M1_4=0
A0_4=0
N0_4=1
A1_4=1
N1_4=0
P
D4
-
-
-
-
out
10.3
-1.1
-3.8
-6.8
-9.8
7.0
4.3
1.7
(dBm)
19
Data
434MHz
FSKClk_K3=0
N0_11=0
M0_11=0
N1_11=0
M1_11=0
M0_3=0
M1_3=0
A0_3=1
N0_3=0
A1_3=1
N1_3=1
D3
I
VDD
16.8
13.0
11.6
10.6
10.0
9.5
9.2
9.0
6.1
(mA)
FSKClk_K2=1
N0_10=0
M0_10=0
N1_10=0
M1_10=0
N0_2=0
M0_2=0
N1_2=1
M1_2=0
A0_2=1
A1_2=1
D2
P
out
10.5
-0.1
-3.2
-6.5
-9.7
8.6
5.7
2.8
(dBm)
FSKClk_K1=0
315MHz
N0_9=0
N0_1=1
M0_9=0
M0_1=0
N1_9=0
N1_1=1
M1_9=0
M1_1=0
A0_1=1
A1_1=1
D1
I
VDD
16.4
13.3
11.5
10.2
9.3
8.6
8.2
7.9
5.4
(mA)
MICRF405
FSKClk_K0=0
[phone]
M9999-041906
N0_8=0
N0_0=1
M0_8=0
M0_0=1
N1_8=0
N1_0=1
M1_8=0
M1_0=0
A0_0=0
A1_0=1
D0