National Semiconductor LMX9838, Руководство пользователя

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10.1 DC CHARACTERISTICS
Digital DC Characteristics
Symbol Parameter Condition Min Max Units
V
IH
Logical 1 Input Voltage high
(except oscillator I/O)
1.8V
≤
V
CC
_IO
≤
3.0V
3.0V
≤
V
CC
_IO
≤
3.6V
0.7 x V
CC
_IO
2.0
V
CC
_IO + 0.2
V
CC
_IO + 0.2
V
V
IL
Logical 0 Input Voltage low
(except oscillator I/O)
1.8V
≤
V
CC
_IO
≤
3.0V
3.0V
≤
V
CC
_IO
≤
3.6V
-0.2
-0.2 0.25 x V
CC
_IO
0.8
V
V
OH
Logical 1 Output Voltage high
(except oscillator I/O) V
CC
_IO = 1.8V
V
CC
_IO = 3.0V
0.7 x V
CC
_IO
2.4
V
V
OL
Logical 0 Output Voltage low
(except oscillator I/O) 0.4 V
V
HYS
Hysteresis Loop Width (Note 14) 0.1 x V
CC
V
I
IH
Logical 1 Input leakage High 10 µA
I
IL
Logical 0 Input leakage Low -10 µA
I
OH
Logical 1 Output Current V
OH
= 2.4V,
V
CC
_IO = 3.0V
-10 mA
I
OL
Logical 0 Output Current V
OH
= 0.4V,
V
CC
_IO = 3.0V
10 mA
Note 14: Guaranteed by design.
10.2 RF PERFORMANCE CHARACTERISTICS
In the performance characteristics tables the following applies:
• All tests performed are based on Bluetooth Test Specification revision 2.0
• All tests are measured at antenna port unless otherwise specified
• T
A
= -40°C to +85°C
• V
DD
_RF = 2.8V unless otherwise specified
RF system performance specifications are guaranteed on National Semiconductor Flagstaff board rev 2.1 evaluation platform.
Receiver Performance Characteristics
Symbol Parameter Condition Min
Typ
(Note 15)
Max Unit
RX
sense
Receive Sensitivity BER < 0.001 2.402 GHz -80 -76 dBm
2.441 GHz -80 -76 dBm
2.480 GHz -80 -76 dBm
PinRF Maximum Input Level -10 0 dBm
IMP
(Note 16) Intermodulation Performance F
1
= + 3 MHz,
F
2
= + 6 MHz,
P
in
RF = -64 dBm
-38 -36 dBm
RSSI RSSI Dynamic Range at LNA
Input -72 -52 dBm
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LMX9838