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MICRF218 Datasheet(PDF) 4 Page - Micrel Semiconductor

Part # MICRF218
Description  3.3V, 315/433MHz Wide-IF Bandwidth ASK Receiver
PDF  23 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MICRF218 Datasheet(HTML) 4 Page - Micrel Semiconductor

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Micrel
MICRF218
November 2011
4
M9999-111111
(408) 944-0800
Symbol
Parameter
Condition
Min
Typ
Max
Units
AGC Attack / Decay
Ratio
tATTACK / tDECAY
0.1
TA = 25ºC
± 2
nA
AGC pin leakage
current
TA = +85ºC
± 800
nA
RFIN @ -50dBm
1.13
V
AGC Dynamic Range
@ fRX = 433.92MHz
RFIN @ -110dBm
1.70
V
Reference Oscillator
fRX = 315 MHz, Narrow IF, IF_BW = VSS
Crystal Load Cap = 10pF
9.8131
MHz
fRX = 315 MHz, Wide IF, IF_BW = VDD
Crystal Load Cap = 10pF
9.78823
MHz
fRX = 433.92 MHz Narrow IF, IF_BW = VSS
Crystal Load Cap = 10pF
13.5178
MHz
Frequency
fRX = 433.92 MHz Wide IF , IF_BW = VDD
Crystal Load Cap = 10pF
13.48352
MHz
Input Impedance
300
kΩ
Input Range
0.2
1.5
Vp-p
Source Current
V(REFOSC) = 0V
3.5
µA
Demodulator
CTH Source
Impedance
fREFOSC = 9.8131MHz, 315MHz, Note 8
165
kΩ
TA = 25ºC
± 2
CTH Leakage Current
TA = +85ºC
± 800
nA
SEL0=0, SEL1=0
1180
Hz
SEL0=0, SEL1=1
2360
Hz
SEL0=1, SEL1=0
4720
Hz
Demodulator Filter
Bandwidth @ 315
MHz
SEL0=1, SEL1=1
9420
Hz
CTH Source
Impedance
fREFOSC = MHz, 433.92MHz, note 8
120
kΩ
TA = 25ºC
± 2
CTH Leakage Current
TA = +85ºC
± 800
nA
SEL0=0, SEL1=0
1625
Hz
SEL0=0, SEL1=1
3250
Hz
SEL0=1, SEL1=0
6500
Hz
Demodulator Filter
Bandwidth @ 433.92
MHz
SEL0=1, SEL1=1
13000
Hz



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