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MICRF505BML Datasheet(PDF) 3 Page - Micrel Semiconductor

Part # MICRF505BML
Description  868MHz and 915MHz ISM Band Transceiver
PDF  27 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MICRF505BML Datasheet(HTML) 3 Page - Micrel Semiconductor

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May 13, 2004
3
M9999-051304
MICRF505
Micrel
Pin Configuration
32-Pin MLF™
Pin Description
Pin Number
Pin Name
Type
Pin Function
1
RFGND
LNA and PA ground.
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
RFGND
LNA and PA ground.
8
NC
No connect.
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
NC
No connect.
17
NC
No connect.
18
DATACLK
O
RX/TX data clock output.
19
DATAIXO
I/O
RX/TX data input/output.
20
IO
I/O
3-wire interface data in/output
21
SCLK
I
3-wire interface serial clock.
22
CS
I
3-wire interface chip select.
23
XTALIN
I
Crystal oscillator input.
24
XTALOUT
O
Crystal oscillator output.
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 input.
30
VCOGND
VCO ground.
31
VCOVDD
VCO power supply.
32
NC
No connect.
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
9 101112 13 14 15 16
32 3130 29 28 27 26 25
MICRF505
32-pin
MLF
RFGND
PTA
RFVDD
RFGND
ANT
RFGND
GND
NC
XTALOUT
XTALIN
CS
SCLK
IO
DATAIXO
DATACLK
NC



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