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MICRF505L Datasheet(PDF) 5 Page - Micrel Semiconductor

Part # MICRF505L
Description  850MHz and 950MHz ISM Band Transceiver
PDF  43 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MICRF505L Datasheet(HTML) 5 Page - Micrel Semiconductor

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Micrel
MICRF505LYML
August 2006
5
M9999-092904
+1 408-944-0800
Pin Configuration
MICRF505LBML
MLF32
LDOen
PTATBIAS
RFVDD
RFGND
ANT
RFGND
VDDIN
PABIAS
DATACLK
DATAIXO
IO
SCLK
CS
XTALIn
XTALOUT
LDOByp
MICRF505LYML
32-Pin MLF
TM
Pin Description
Pin
Number
Pin Name
Type
Pin Function
1
LDOen
I
LDO enable, High
2
PTATBIAS
O
Connection for bias
resistor.
3
RFVDD
LNA and PA power
supply.
4
RFGND
LNA and PA ground.
5
ANT
I/O
Antenna In/Output.
6
RFGND
LNA and PA ground.
7
PAbias
PA Bias /ASK DATAin
8
VDDin
LDO VDDin, Max
VDD=6V
9
CIBIAS
O
Connection for bias
resistor.
10
IFVDD
IF/mixer power supply.
11
IFGND
IF/mixer ground.
12
ICHOUT
O
Test pin.
13
QCHOUT
O
Test pin.
14
RSSI
O
Received signal strength
indicator.
15
LD
O
PLL lock detect.
16
VDDOUT
LDO output
17
DATACLK
O
Rx/Tx data clock out
Pin
Number
Pin Name
Type
Pin Function
18
DATAIXO
I/O
RX/TX data input out put
19
IO
I/O
3-wire interface data
in/output.
20
SCLK
I
3-wire interface serial
clock.
21
CS
I
3-wire interface chip
select.
22
XTALIN
I
Crystal oscillator input.
23
XTALOUT
O
Crystal oscillator output.
24
LDOByp
LDO reference bypass
25
DIGVDD
Digital power supply.
26
DIGGND
Digital ground.
27
CPOUT
O
PLL charge pump output.
28
GND
Substrate ground.
29
VARIN
I
VCO varactor.
30
VCOGND
VCO ground.
31
VCOVDD
VCO power supply.
32
NC
No connect,VCO Bias



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