參數(shù)資料
型號(hào): LMX2372TMX
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: XO, clock
英文描述: PLLatinum⑩ Dual Frequency Synthesizer for RF Personal Communications
中文描述: PLL FREQUENCY SYNTHESIZER, 1200 MHz, PDSO20
封裝: PLASTIC, TSSOP-20
文件頁(yè)數(shù): 3/16頁(yè)
文件大小: 217K
代理商: LMX2372TMX
Pin Descriptions
(Continued)
Pin No.
Pin
Name
I/O
Description
24-Pin
CSP
16
20-Pin
TSSOP
14
Vμc
Power supply for MICROWIRE circuitry. Must be
V
CC
. Typically connected to
same supply level as μprocessor or baseband controller to enable programming at
low voltages.
Ground for Aux analog circuitry.
Auxiliary prescaler input. Small signal input from the VCO.
Ground for Aux digital, MICROWIRE, FoLD, and oscillator.
Aux internal charge pump output. For connection to a loop filter for driving the
input of an external VCO.
Power supply for Aux charge pump. Must be
V
CC
.
Power supply voltage input for Aux analog, Aux digital, FoLD, and oscillator
circuits. Input may range from 2.7V to 5.5V. V
CC
2 must equal V
CC
1. Bypass
capacitors should be placed as close as possible to this pin and be connected
directly to the ground plane.
No Connect
17
18
19
20
15
16
17
18
GND
f
IN
2
GND
CP
o
2
I
O
22
23
19
20
Vp2
V
CC
2
1, 9,
13, 21
NC
Block Diagram
DS101026-4
www.national.com
3
相關(guān)PDF資料
PDF描述
LMX2372TM PLLatinum⑩ Dual Frequency Synthesizer for RF Personal Communications
LMX2377UTMX PLLatinum⑩ Ultra Low Power Dual Frequency Synthesizer for RF Personal Communications
LMX2377UTM Enclosed Switches Series LS: Side Rotary with 1.5" to 3.5" Adjustable Length Lever; Nylon Roller; 1NC 1NO SPDT Snap Action, Double Break; 0.5 in - 14NPT conduit; Plug-in
LMX2377USLBX PLLatinum⑩ Ultra Low Power Dual Frequency Synthesizer for RF Personal Communications
LMX2377USLEX POSITIONER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LMX2377U 制造商:NSC 制造商全稱:National Semiconductor 功能描述:PLLatinum⑩ Ultra Low Power Dual Frequency Synthesizer for RF Personal Communications
LMX2377U WAF 制造商:Texas Instruments 功能描述:
LMX2377USLBX 功能描述:IC FREQ SYNTH DUAL 24LAMINATECSP RoHS:否 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:39 系列:- 類型:* PLL:帶旁路 輸入:時(shí)鐘 輸出:時(shí)鐘 電路數(shù):1 比率 - 輸入:輸出:1:10 差分 - 輸入:輸出:是/是 頻率 - 最大:170MHz 除法器/乘法器:無(wú)/無(wú) 電源電壓:2.375 V ~ 3.465 V 工作溫度:0°C ~ 70°C 安裝類型:* 封裝/外殼:* 供應(yīng)商設(shè)備封裝:* 包裝:*
LMX2377USLEX 功能描述:IC FREQ SYNTH DUAL 20LAMUCSP RoHS:否 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:39 系列:- 類型:* PLL:帶旁路 輸入:時(shí)鐘 輸出:時(shí)鐘 電路數(shù):1 比率 - 輸入:輸出:1:10 差分 - 輸入:輸出:是/是 頻率 - 最大:170MHz 除法器/乘法器:無(wú)/無(wú) 電源電壓:2.375 V ~ 3.465 V 工作溫度:0°C ~ 70°C 安裝類型:* 封裝/外殼:* 供應(yīng)商設(shè)備封裝:* 包裝:*
LMX2377UTM 功能描述:IC FREQ SYNTH DUAL 20TSSOP RoHS:否 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:39 系列:- 類型:* PLL:帶旁路 輸入:時(shí)鐘 輸出:時(shí)鐘 電路數(shù):1 比率 - 輸入:輸出:1:10 差分 - 輸入:輸出:是/是 頻率 - 最大:170MHz 除法器/乘法器:無(wú)/無(wú) 電源電壓:2.375 V ~ 3.465 V 工作溫度:0°C ~ 70°C 安裝類型:* 封裝/外殼:* 供應(yīng)商設(shè)備封裝:* 包裝:*