LT5512EUF Linear Technology, LT5512EUF Datasheet
LT5512EUF
Specifications of LT5512EUF
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LT5512EUF Summary of contents
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... LO drive levels, the LT5512 deliv- ers conversion gain and requires signifi cantly lower LO drive levels. , LTC and LT are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. 0.01µF 100Ω ...
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... GND PACKAGE 16-LEAD (4mm × 4mm) PLASTIC QFN = 125°C, θ 37°C/W JMAX JA EXPOSED PAD IS GROUND (PIN 17) (MUST BE SOLDERED TO PCB) PART MARKING LT5512EUF 5512 http://www.linear.com/leadfree High, CC MIN TYP MAX 4.5 5.25 56 MIN TYP MAX 0.001 to 3000 0.001 to 3000 0.001 to 2000 – ...
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AC ELECTRICAL CHARACTERISTICS = –10dBm (–10dBm/tone for two-tone IIP3 tests, Δf = 200kHz), High-Side LO at –5dBm for 45MHz 5V High 25° 140MHz and 450MHz tests, Low-Side LO at –10dBm ...
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LT5512 W TYPICAL DC PERFOR A CE CHARACTERISTICS Supply Current vs Supply Voltage 4.5 4.75 SUPPLY VOLTAGE (V) W TYPICAL AC PERFOR A CE CHARACTERISTICS = –10dBm (–10dBm/tone for ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS High 25°C, 1900MHz RF input matching Low-Side LO –10dBm, IF output measured at 170MHz, unless otherwise noted. Test circuit shown in ...
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LT5512 CTIO S NC (Pins 13, 16): Not connected internally. These pins should be grounded on the circuit board for improved and isolation. + – RF ...
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TEST CIRCUITS T1 1 INPUT MATCHING RF(MHz) T1 L1, L2 0.25 - 250 WBC4-4L --- 45 47nH 70 27nH 140 WBC1-1TL 12nH 240 6.8nH 380 5.6nH 450 4.7nH REF DES VALUE SIZE PART NUMBER R1 ...
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LT5512 U U APPLICATIO S I FOR ATIO The LT5512 consists of a double-balanced mixer, RF buffer amplifi er, high-speed limiting LO buffer and bias/enable circuits. The differential RF, LO and IF ports require simple external matching which allows the ...
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U U APPLICATIO S I FOR ATIO 0 –5 –10 –15 900MHz –20 –25 140MHz 450MHz –30 50 100 RF FREQUENCY (MHz) Figure 5. RF Input Return Loss (140MHz, 450MHz, 900MHz and 1900MHz Matching) At high frequencies (greater than 900MHz), ...
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LT5512 U U APPLICATIO S I FOR ATIO 0 –5 –10 4.7nH 5.6nH –15 6.8nH –20 8.2nH –25 10nH –30 0 2000 2500 500 1000 1500 FREQUENCY (MHz) Figure 8. Single-Ended LO Port Return Loss vs Frequency for Various Values ...
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... MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE 4. EXPOSED PAD SHALL BE SOLDER PLATED Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights Package 16-Lead Plastic QFN (4mm × ...
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... Bandwidth, 40dBm OIP3, 4.5dB to 27dB Gain Control –65dBm LO-RF Leakage Single-Ended 50Ω RF and LO Ports, 23.5dBm IIP3 at 1.9GHz 21.8dBm OIP3 at 2GHz, –159dBm/Hz Noise Floor, 50Ω Interface at all Ports ● www.linear.com (DC478B LT/LT 1005 REV A • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 2005 = 28mA = 28mA, 5512fa ...