micrf501 Micrel Semiconductor, micrf501 Datasheet - Page 2

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

MICRF501
Pin Configuration
Pin Description
MICRF501
Pin Number
10
11
12
13
14
15
16
17
18
19
20
21
22
23
1
2
3
4
5
6
7
8
9
XOSCOUT
LOCKDET
Pin Name
OSCGND
DATAIXO
QCHOUT
OSCVDD
CMPOUT
DIGGND
ICHOUT
XOSCIN
DIGVDD
PDEXT
DATAC
OSCIN
REGIN
IFGND
IFVDD
CMPR
CLKIN
OSCGND
CMPOUT
QCHOUT
OSCVDD
LD_C
GND
MOD
RSSI
ICHOUT
IFGND
OSCIN
IFVDD
CMPR
MOD
GND
10
11
9
1
2
3
4
5
6
7
8
12 13 14 15 16 17 18 19
44 43 42 41 40 39 38 37 36 35 34
Pin Function
IF Ground
IF Power
I-Channel Output
Q-Channel Output
Colpitts Oscillator Power
Colpitts Oscillator Input
Colpitts Oscillator and Substrate Ground
Substrate Ground
Charge Cump Output
Charge Pump Resistor Input
Output for VCO Modulation
Crystal Oscillator Input
Crystal Oscillator Output
External Capacitor for Lock Detector
Lock Detector Output
Received Signal Strength Indicator Output
Power Down Input (0=Power Down)
Data Filter Capacitor
Data Input/Output
Clock Input for Programming
Data Input for Programming
Digital Circuitry Power
Digital Circuitry Ground
44-Pin LQFP (BLQ)
2
20 21 22
25
23
33
32
31
30
29
28
27
26
24
MIXERVDD
MIXERGND
LNA_C
RFGND2
RFIN
RFVDD
RFGND
RFOUT
PABIAS
PA_C
DIGGND
March 2003
Micrel