micrf501 Micrel Semiconductor, micrf501 Datasheet - Page 6

• Manufacturer Part Number: micrf501
• Description: 300mhz To 600mhz Radiowire? Rf Transceiver
• Manufacturer: Micrel Semiconductor

MICRF501
Functional Diagram
MICRF501
34
35
36
37
38
39
40
41
42
43
44
33
1
32
2
31
3
Figure 1. Transceiver Internal Blocks
Gyrator
Filters
Filters
RC
90°
30
Demod
4
LNA
29
5
R
S
S
I
28
6
6
VCO
27
PA
7
Prescaler
32/33
N-counter
26
LD
8
A-counter
Detector
Charge
A1/A0
N1/N0
Phase
Pump
25
9
Control
24
10
M-counter
M1/M0
XCO
Logic
C
o
n
o
n
e
a
c
e
r
r
t
l
I
t
f
23
11
22
21
20
19
18
17
16
15
14
13
12
March 2003
Micrel