Micrel, Inc.

MICRF113

June 2008

3

M9999-060208

(408) 944-0800

Supply Voltage VDD ...................................................+5.0V

Voltage on PAOUT......................................................+7.2V

Voltage on I/O Pins ............................ VSS–0.3 to VDD+0.3

Storage Temperature Range ....................-65°C to + 150°C

Lead Temperature (soldering, 10 seconds) ............ + 300°C

ESD Rating..................................................................2KV

(3)

Supply Voltage VDD ........................................ 1.8V to 3.6V

Ambient Operating Temperature (TA) ........ –40°C to +85°C

Programmable Transmitter Frequency Range

....................................................... 300MHz to 450MHz

Bold

values indicate –40°C to 85°C unless otherwise noted. 1kbps data rate 50% duty cycle. RL 50ohm load (matched)

Parameter

Condition

Min

Typ

Max

Units

Power Supply

12.3

mA

12.5

mA

@ 315MHz

2

mA

@ 433.92 MHz

2

mA

RF Output Section and Modulation Limits:

@315MHz

(4)

10

dBm

ASK "mark"

@433.92MHz

(4)

10

dBm

@ 630MHz

-39

dBc

Harmonics output for 315

MHz

@945MHz

-53

dBc

@ 867.84MHz

-55

dBc

Harmonics output for

433.92 MHz

@1301.76MHz

-55

dBc

Extinction ratio for ASK

70

dBc

ASK Modulation

Data Rate

10

kbps

@315MHz

(6)

<700

kHz

Occupied Bandwidth

@433.92MHz

(6)

<1000

kHz

VCO Section

@ 100kHz from Carrier

-76

dBc/Hz

315 MHz Single Side Band

Phase Noise

@ 1000kHz from Carrier

-79

dBc/Hz

@ 100kHz from Carrier

-72

dBc/Hz

433.92 MHz Single Side

Band Phase Noise

@ 1000kHz from Carrier

-81

dBc/Hz

Reference Oscillator Section

XTLIN, XTLOUT

Pin capacitance

2

pF

External Capacitance

See Schematic C17 & C18

18

pF

Oscillator Startup Time

(5)

Crystal: HC49S

300

µs

Digital / Control Section

Output Blanking

VDD transition from LOW to HIGH

500

µs