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參數(shù)資料
| 型號(hào)： | LMX9820 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Bluetooth Serial Port Module |
| 中文描述： | 藍(lán)牙串行端口模塊 |
| 文件頁數(shù)： | 7/40頁 |
| 文件大小： | 567K |
| 代理商： | LMX9820 |
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Revision 1.0
7
www.national.com
L
5.0 Pad Descriptions
(Continued)
PH3_TP9
F13
Testpin
Module Test Point.
1
PH2_TP8
G13
Testpin
Module Test Point.
1
1.
Treat as No Connect, Pad required for mechanical stability.
Table 8. Power, Ground, and No Connect Signals
Pad Name
Pad
Location
Direction
Description
NC
A1, A2, A3, A4, A5,
A6, A7, B1, C1, D1,
D13, E1, E13, F1,
G1, G7, H1, H4, J1,
J3, J6, J7, J9, J10,
J11
not
connected
No Connect.
Must have pad for mechanical stability.
RF GND
1
B2, B3, B4, B5, B6,
B7, C2, C3, C4, C5,
C6, C7, D2, D3, D4,
D5, D6, D7, E2, E3,
E4, E5, E6, E7, F2,
F3, F4, F5, F6, F7,
G2, G3, G4, G5,
G6, H5, H6, H7, H9,
H10, H11
Input
Radio System Ground.
Must be connected to RF Ground
plane. Thermal relief required for proper soldering.
Dig_gnd_1
1
D12
Input
Digital Ground.
Dig_gnd_2
1
G11
Input
Digital Ground.
VCC
H2
Input
2.85V to 3.6V Input for the Internal Power Supply Reg-
ulators.
VDD_ANA_OUT
J2
Output
Voltage Regulator Output/Power Supply for Analog
Circuitry.
If not used, place pad and do not connect to VCC
or Ground.
VDD_DIG_OUT
J5
Output
Voltage Regulator Output/Power Supply for Digital Cir-
cuitry.
If not used, place pad and do not connect to VCC or
Ground.
VDD_DIG_PWR
_D#
J4
Input
Power Down for the Internal Power Supply Regulator
for the Digital Circuitry.
Place pad and do not connect to
VCC or Ground.
1.
Connect RF GND, Dig_gnd_1, and Dig_gnd_2 to single Ground plane.
Table 7. Test Interface Signals (Continued)
Pad Name
Pad
Location
Direction
Description
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LMX9820SB | Bluetooth Serial Port Module |
| LMX9820SBX | Bluetooth Serial Port Module |
| LP3882ESX-1.2 | 1.5A Fast-Response Ultra Low Dropout Linear |
| LP3882ESX-1.5 | 1.5A Fast-Response Ultra Low Dropout Linear |
| LP3882ESX-1.8 | 1.5A Fast-Response Ultra Low Dropout Linear |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LMX9820A | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Bluetooth Serial Port Module |
| LMX9820ADEV | 制造商:Texas Instruments 功能描述:KIT DEV FOR LMX9820 |
| LMX9820ADONGLE/NOPB | 制造商:Texas Instruments 功能描述:KIT REF DESIGN FOR LMX9820 |
| LMX9820ASM | 制造商:Texas Instruments 功能描述:BLUETOOTH MODULE, SMD, 9820, FR4129 |
| LMX9820ASM/NOPB | 制造商:Texas Instruments 功能描述:IC MODULE BLUETOOTH 116-LTCC |
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