Micrel, Inc.
Absolute Maximum Ratings (1)
Supply Voltage (V DD )...................................................+2.7V
Voltage on any pin (GND = 0V). ..................... -0.3V to 2.7V
Lead Temperature (soldering, 5 sec.) ......................+225°C
Storage Temperature (T s ) ............................-30°C to +85°C
ESD Rating (3) ..................................................................2kV
MICRF600/MICRF600Z
Operating Ratings (2)
Supply voltage (V IN ) ..................................+2.0V to +2.5V
RF Frequencies................................. 902MHz to 928MHz
Data Rate (NRZ) ................................................ <20 kbps
Ambient Temperature (T A ) .......................–20°C to +75°C
Electrical Characteristics
f RF = 915MHz, Data rate = 20kbps, V DD = 2.5V; T A = 25°C, bold values indicate –20°C< T A < +75°C, unless noted.
Symbol
Parameter
Condition
Min
Typ
Max
Units
Power Supply
Power Down Current
Standby Current
2.0
0.3
280
2.5
V
μ A
μ A
VCO and PLL Section
Crystal Oscillator Frequency
Crystal Initial Tolerance
Crystal Temperature Tolerance
Tunable with on-chip cap bank
Tuning range
-30
-10
-10
16
+40
+10
+10
MHz
ppm
ppm
ppm
Rx 915MHz – Rx 915.5MHz
Rx 903MHz – Rx 926MHz
Rx – Tx, same frequency
250
850
200
μ s
μ s
μ s
Switch Time
Crystal Oscillator Start-Up Time
Tx – Rx, same frequency, time to
good data
Standby – Rx,
Standby – Tx
XCO_tune=13
300
1.0
1.0
750
μ s
ms
ms
μ s
Transmit Section
Output Power
Output Power Tolerance
Tx Current Consumption
Tx Current Consumption Variation
R LOAD = 50 ? , Pa2-0-111
R LOAD = 50 ? , Pa2-0-001
Over temperature range
Over power supply range
R LOAD = 50 ? , PA2_0: 111
R LOAD = 50 ? , PA2_0: 001
R LOAD = 50 ? , PA2_0: 111
9
-7
2
3
28
14
2.5
dBm
dBm
dB
dB
mA
mA
mA
Binary FSK Frequency Separation
Data Rate (5)
Occupied bandwidth
(5)
Limited by receiver BW
NRZ
20kbps, β = 10 ( ± 100kHz), 20dBc
(RBW=10kHz)
20
0
320
400
20
kHz
kbps
kHz
2 nd Harmonic
-20
dBc
3 Harmonic
rd
Spurious Emission < 902 MHz
FCC part 15, R LOAD = 50 ?
-41.2
-49.2
dBm
dBm
July 2006
Spurious Emission > 928 MHz
5
-41.2
dBm
M9999-082505
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