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參數資料
| 型號： | LMX2240M |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 通信及網絡 |
| 英文描述： | Intermediate Frequency Receiver |
| 中文描述： | SPECIALTY TELECOM CIRCUIT, PDSO16 |
| 封裝： | PLASTIC, SOP-16 |
| 文件頁數： | 2/12頁 |
| 文件大小： | 208K |
| 代理商： | LMX2240M |
Connection Diagram
Small Outline Package
TL/W/11755–2
Top View
Order Number LMX2240M
See NS Package Number M16A
Pin Description
Pin No.
Pin Name
I/O
Description
1
PD
I
Power Down; a HIGH signal switches the part to power down mode.
2
RSSI Out
O
Voltage output of the received signal strength indicator (RSSI).
3
NC
No connection
4
GND
Ground
5
GND
Ground
6
MID
O
Mid-range output of the discriminator; can be used for comparator threshold.
7
Demod Out
O
Demodulated output of the discriminator.
8
V
CC
(Mixer)
Source voltage for the mixer (discriminator).
9
V
CC
(Lim.)
Source voltage for the limiter.
10
Quad In
I
Quadrature input. A DC path from source through an inductor must be present at
this pin, but, there must be no series resistance (a parallel resistor to the inductor
is acceptable).
11
Lim. Out
O
Limiter output to the quadrature tank.
12
GND
Ground
13
GND
Ground
14
Comp.
Compensation pin for the limiter. See Applications Information for capacitor
value.
15
Comp.
Compensation pin for the limiter. See Applications Information for capacitor
value.
16
IF In
I
IF input to the limiter.
2
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相關代理商/技術參數 |
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| LMX2301 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:PLLatinumTM 160 MHz Frequency Synthesizer for RF Personal Communications |
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| LMX2301TMX | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:PLLatinumTM 160 MHz Frequency Synthesizer for RF Personal Communications |
| LMX2305 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:PLLatinumTM 550 MHz Frequency Synthesizer for RF Personal Communications |
| LMX2305 WAF | 制造商:Texas Instruments 功能描述: |
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