LMX9820SB National Semiconductor, LMX9820SB Datasheet - Page 19

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LMX9820SB

Manufacturer Part Number
LMX9820SB
Description
MODULE BLUE TOOTH 116-LTCC
Manufacturer
National Semiconductor
Datasheet

Specifications of LMX9820SB

Frequency
2.4GHz
Data Rate - Maximum
704kbps
Modulation Or Protocol
Bluetooth v1.1, Class 2
Applications
PDA's, POS Terminals
Power - Output
1dBm
Sensitivity
-81dBm
Voltage - Supply
2.85 V ~ 3.6 V
Current - Receiving
65mA
Current - Transmitting
68mA
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Operating Temperature
-40°C ~ 85°C
Package / Case
116-LTCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Memory Size
-
Other names
*LMX9820SB
Revision 1.0
8.0 Digital Smart Radio
8.13.2 TCXO (Temperature Compensated Crystal
Oscillator)
The LMX9820 also can operate with an external TCXO
(Temperature Compensated Crystal Oscillator). The TCXO
signal is directly connected to the XTL_G.
Input Impedance
The LMX9820 XTL_G pin has in input impedance of 2pF
capacitance in parallel with >400k resistance.
NKG3184A TCXO
Figure 13. Frequency Offset with 9 pF//10 pF Capacitors
(Continued)
19
The LMX9820 has also been tested with the NKG3184A
TCXO. See Table 23 on page 19.
Specification
Package
Frequency
Stability
Output Load
Current Consumption
Output Level
Storage Temperature
DC Cut Capacitor
Table 23. TCXO - NKG3184A
Value
5.0x3.2x1.4 mm - 4 pads
12.000 MHz
±18 ppm at -30 to +85°C (in-
clusive of all conditions)
10k
2.0mA
0.3Vp-p to 2.0Vp-p
-40 to +85°C
Included in VC-TCXO
// 13pF
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