ç¹ç¹
V S = 5Vï1/4R L = 1kΩçï1/4T Ein = 25 ° CåA V = 1ï1/4é¤é妿è§å®ã
|
å·¥ä1/2çμåèå'
|
2.7Vè³11V
|
|
æ ̄ééçμæμä3/4åº
|
1.25æ ̄«å®
|
|
å°ä¿¡å·å ̧¦å®1/2
|
130å èμ«
|
|
è3/4å ¥å¤±è°çμåï1/4éå¶å ̈25 ° Cï1/4
|
± 0.6æ ̄«ä1/4
|
|
åæç
|
55 V /μsç
|
|
å»ºç«æ¶é'è³0.1ï1/4
|
90纳ç§
|
|
å»ºç«æ¶é'ä ̧º0.01ï1/4
|
120纳ç§
|
|
SFDRï1/4F = 100åèμ«ï1/4A V = 1ï1/4V AUS = 2 V PPï1/4
|
100 dBcç
|
|
0.1åè'å ̧¦å®1/2ï1/4A V = 2ï1/4
|
15å èμ«
|
|
ä1/2çμååªå£°
|
10 NV / √ èμ«å ¹
|
|
å·¥ä ̧æ ̧©åº¦çº§
|
-40 ° Cè³+125 ° C
|
|
è1/2 ̈å°è1/2 ̈è3/4å ¥åè3/4åº
|
è ̄'æ
èLMH6618ï1/4åä ̧å ³æºï1/4åLMH6619ï1/4åï1/4æ ̄130 MHzçè1/2 ̈è³è1/2 ̈è3/4å ¥åæç ̈æ§è¦æ±é«éï1/4ä1/2çμæºçμæμï1/4ä1/2åªé³ï1/4å¹¶è1/2广æ³åºç ̈èè®3/4计è3/4åºæ3/4大å ̈驱å ̈夿ADCåè§é¢è'è1/21/2ã å·¥ä1/2çμåèå'ä»2.7Vå°11Vï1/4çμæºçμæμä ̧è¬å ̈1.25å 5Vééæ ̄«å®ã LMH6618åLMH6619çæ ̄æåçPowerWise ™ å®¶åºåæä ̧ä ̧ªåºè²çåçä ̧æ§è1/2æ ̄ã
æ3/4大å ̈ççμååé¦è®3/4è®¡çææç»ææä3/4äºå¹³è¡è3/4å ¥åé«çä1/2¿ç ̈以åå ̈è ̄ ̧妿æºû¤æ³¢å ̈è®3/4计åºç ̈ç ̈ç ̈åºçåç¡æ§æäºå1 ®/4ç ̄å¢çã 失è°çμåä ̧è¬ä ̧º0.1 mVå0.01ï1/4 ï1/4ç ̈³å æ¶é'ä®̧º120纳秧ç»åå ̈100åèμ«100 dBcçSFDRä ̧ä1/2¿ä1/2ä ̧ºä ̧ªæμè¡ç8ä1/2ï1/410ä1/2ï1/412ä1/2å14ä ̧ªè3/4å ¥ç1/4å²åºçä ̧é ̈åéåä1/2¿ç ̈ä1/2è¶ çº§éæ ·çADCã
è3/4å ¥å ±æ ̈¡èå'æ©å±è¶ åºäºçμæºçμå200 mVçã å ̈ä ̧ä ̧ªä ̧å°é¢å5Vçμæºç« ̄æ¥150Ωè'è1/21/2çè3/4åºæå¹ èå'å çå°é¢éè· ̄37æ ̄«ä1/4ï1/4èä ̧è1/2 ̈ç»æ¢1kΩçè'è1/21/2æå ̈è³77 mVçä»»ä ̧è1/2 ̈éï1/4æä3/4çæ£çåçμæºä3/4çμï1/4æå¤§ä¿¡å·å ̈æèå'ä1/2åèè1/2 ̈ã æ3/4大å ̈çè3/4åºæºåæ±35æ ̄«å®å忬æ éå¤é ̈è¡¥å¿éè¦30 pFçè'è1/21/2ã
æä ̧ä ̧ªæ'»è·çLMH6618ä1/2ç¦ç ̈å1/4èï1/4å ̄å°çμæºçμæμä ̧º72μAåå ̈èç6å1/4èTSOT23å°è£ 空é'æä3/4ã èLMH6619æ ̄æä3/4å ̈8å1/4èSOICå°è£ ã LMH6618åLMH6619çå ̄ä ̧-40 ° Cè³+125 ° Cæ©å±å·¥ä ̧æ ̧©åº¦ç级ã
åºç ̈
- ADC驱å ̈å ̈
- DACç1/4å²å ̈
- ææºæ»¤æ³¢å ̈
- é«éä1/4 æå ̈æ3/4大å ̈
- çμæμæ£æμæ3/4大å ̈
- Ä3/4¿æºå1/4è§é¢
- æºé¡¶çï1/4çμè§è§é¢æ3/4大å ̈
|