Micrel
Absolute Maximum Ratings (1)
Supply Voltage (V DDRF , V DDBB )................................... +7V
Input/Output Voltage (V I/O ) ................ V SS –0.3 to V DD +0.3
Max Input Power ................................................... +20dBm
Junction Temperature (T J ) ..................................... +150°C
Storage Temperature Range (T S )........... –65°C to +150°C
Lead Temperature (soldering, 10 sec.).................. +260°C
MICRF010
Operating Ratings (2)
Supply Voltage (V DDRF , V DDBB ) ...............+4.75V to +5.5V
Max Input Power ....................................................... 0dBm
RF Frequency Range ............................300MHz to 440Hz
Data Duty-Cycle.............................................. 20% to 80%
Reference Oscillator Input Range........... 0.2V PP to 1.5V PP
Ambient Temperature (T A )........................ –40°C to +85°C
ESD Rating ............................................................. Note 3
Electrical Characteristics (4)
4.75V ≤ V DD ≤ 5.5V, V SS = 0V; C AGC = 4.7μF, C TH = 0.022μF; f REFOSC = 9.794MHz (equivalent to f RF = 315MHz); data rate = 600 bps
(Manchester encoded). T A = 25°C, bold values indicate –40°C ≤ T A ≤ +85°C; current flow into device pins is positive, unless noted.
Symbol
I OP
Parameter
Operating Current
Condition
continuous operation, f RF = 315MHz
Min
Typ
2.9
Max
4.5
Units
mA
Polled with 10:1 duty cycle, f RF = 315MHz
290
μ A
Continuous operation, f RF = 433.92MHz
Polled with 10:1 duty cycle, f RF = 433.92MHz
4.7
470
7.5
μ A
μ A
I STBY
Standby Current
V SHUT = 0.8VDD
0.15
0.5
μ A
RF Section, IF Section
Receiver Sensitivity(4)
f RF = 315MHz Note 4
f RF = 433.92MHz Note 4
–105
–103
dBm
f IF
f BW
IF Center Frequency
IF 3dB Bandwidth
Note 5
Note 5
0.86
0.6
MHz
MHz
Spurious Reverse Isolation
AGC Attack to Decay Ratio
AGC Leakage Current
ANT pin, R SC = 50 ?
t ATTACK ÷ t DECAY
T A = +85°
(6)
30
0.1
±100
μ Vrms
nA
Reference Oscillator
Z REFOSC
Reference Oscillator
Input Impedance
Reference Oscillator Source
Note 7
Note 8
290
5.0
k ?
μ A
Demodulator
Z CTH
I ZCTH(leak)
CTH Source Impedance
CTH Leakage Current
Demodulator Filter Bandwidth
Note 9
T A = +85°C
Note 5
150
±100
2000
k ?
nA
Hz
June 2005
3
M9999-063005
(408) 955-1690
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