el2227c ETC-unknow, el2227c Datasheet
el2227c
Available stocks
Related parts for el2227c
el2227c Summary of contents
Page 1
... The EL2227C is a dual, low-noise amplifier, ideally suited to line receiving applications in ADSL and HDSLII designs. With low noise specification of just 1.9nV/ Hz and 1.2pA/ Hz, the EL2227C is per- fect for the detection of very low amplitude signals. The EL2227C features a -3dB bandwidth of 115MHz and is gain-of-2 stable ...
Page 2
... EL2227C Dual Very Low Noise Amplifier Absolute Maximum Ratings Values beyond absolute maximum ratings can cause the device to be pre- maturely damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied Supply Voltage between V + and Input Voltage ...
Page 3
... 1MHz 500 , R = 358 O P 1MHz 150 , R = 358 O P 1MHz 500 , R = 358 O P 1MHz 150 , R = 358 O P EL2227C Min Typ Max Unit 0 -0.6 µV/°C -9 -3.7 µA 7.3 M 1.6 pF -4.8 3 1.9 nV/ Hz 1.2 pA/ Hz -3.8 -3.5 V -3.7 -3.5 V 3.5 3 ...
Page 4
... EL2227C Dual Very Low Noise Amplifier Typical Performance Curves Non-inverting Frequency Response for Various = =100 =350 =±12V =500 10M Frequency (Hz) Non-inverting Frequency Response (Gain = ...
Page 5
... Frequency Response for Various Output DC L Levels =500 =±12V S R =620 - =500 =+ 100M 200M 100k 5 EL2227C V =20mV =280mV IN PP 10M 100M 200M Frequency (Hz =30pF L C =12pF L C =2pF L 10M 100M 200M Frequency (Hz) V =+10V O V ...
Page 6
... EL2227C Dual Very Low Noise Amplifier Typical Performance Curves 3dB Bandwidth vs Supply Voltage 140 A =+ =620 120 F A =-1 R =500 L V 100 =+ Supply Voltage (±V) Large Signal Step Response V =±12V S 0 ...
Page 7
... Closed Loop Output Impedance vs Frequency 100 10 1 0.1 0.01 12 10k PSRR 100 10M 100M 1k 10k 7 EL2227C Dual Very Low Noise Amplifier =620 F R =150 L f =3.58MHz -0.5 0 0.5 DC Input Voltage (V) 100M 100k 1M 10M Frequency (Hz ...
Page 8
... EL2227C Dual Very Low Noise Amplifier Typical Performance Curves 1MHz 2nd and 3rd Harmonic Distortion vs Output Swing for V =±12V S - =620 F -50 R =500 L 2nd H -60 -70 3rd H -80 -90 -100 Output Swing ( Total Harmonic Distortion vs Frequency @ 2V V =±12V ...
Page 9
... Settling Time vs Accuracy 160 140 120 O 100 100 150 0.01 9 EL2227C Dual Very Low Noise Amplifier 0 50 100 150 Die Temperature (° 100 150 Die Temperature (°C) =±2.5V = =±12V =±12V =2V PP ...
Page 10
... EL2227C Dual Very Low Noise Amplifier Typical Performance Curves Package Power Dissipation vs Ambient Temp. JEDEC JESD51-3 Low Effective Thermal Conductivity Test Board 0.9 781mW 0.8 0.7 607mW 0.6 0.5 0.4 0.3 0.2 0 100 Ambient Temperature (°C) 125 150 10 ...
Page 11
... VINA VINA VS VINB VINB VOUTB 8 8 VS+ Equivalent Circuit Output Input Input Reference Circuit 2 Supply Input Input Reference Circuit 2 Output Reference Circuit 1 Supply 11 EL2227C Dual Very Low Noise Amplifier OUT Circuit Circuit 2 ...
Page 12
... ADSL transceiver hybrids as well as other low-noise amplifier applications. A typical ADSL CPE line interface circuit is shown in Figure 1. The EL2227C is used in receiving DMT down stream signal. With careful transceiver hybrid design and the EL2227C 1 ...
Page 13
... SO8 EL2227CY MSOP8 Single-Supply Operation The EL2227C have been designed to have a wide input and output voltage range. This design also makes the EL2227C an excellent choice for single-supply opera- tion. Using a single positive supply, the lower input voltage range is within 200mV of ground (R and the lower output voltage range is within 875mV of ground ...
Page 14
... This high output drive capability makes the EL2227C an ideal choice for RF, IF and video applications. Printed-Circuit Layout The EL2227C are well behaved, and easy to apply in most applications. However, a few simple techniques will help assure rapid, high quality results. As with any high-frequency device, good PCB layout is necessary for optimum performance ...
Page 15
... EL2227C Dual Very Low Noise Amplifier General Disclaimer Specifications contained in this data sheet are in effect as of the publication date shown. Elantec Semiconductor, Inc. reserves the right to make changes in the circuitry or specifications contained herein at any time without notice. Elantec Semiconductor, Inc. assumes no responsibility for the use of any circuits described herein and makes no representations that they are free from patent infringement ...