Datasheet HMC680LP4, 680LP4E (Analog Devices) - 6
| Manufacturer | Analog Devices |
| Description | BiCMOS 5-Bit Digital Variable Gain Amplifier SMT, 30 - 400 MHz |
| Pages / Page | 8 / 6 — HMC680LP4 / 680LP4E. BiCMOS MMIC 5-BIT DIGITAL. VARIABLE GAIN AMPLIFIER, … |
| File Format / Size | PDF / 555 Kb |
| Document Language | English |
HMC680LP4 / 680LP4E. BiCMOS MMIC 5-BIT DIGITAL. VARIABLE GAIN AMPLIFIER, 30 - 400 MHz. Pin Descriptions. 12 - 6
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Text Version of Document
HMC680LP4 / 680LP4E
v03.0609
BiCMOS MMIC 5-BIT DIGITAL VARIABLE GAIN AMPLIFIER, 30 - 400 MHz Pin Descriptions
pin number function description interface schematic bias current to amplifier. external inductors 1 ibias required. 2, 5, 6, these pins and package bottom must n/C, gnd package bottom be connected to rf/dC ground. external bias resistor to adjust the current of the 3 iset amplifier. 12 t 4, 18 Vdd power supply m s 9, 10, 11, Control inputs to digital attenuator. l - b4 - b0 12, 13 see truth table & Control Voltage table. ita rfOUtp, balanced amplifier outputs. 7, 8 ig rfOUtn external components required ampinn, balanced amplifier inputs. 20, 24 ampinp external components required. s - d r fb2, 21, 23 feedback capacitance for the amplifier. fb1 ie Common mode emitter inductor. the le pin requires high quality (less than lif 22 le 200mOhms resistance) inductor to ground. p an inductance of 100nH is recommended. m rf input to digital attenuator. 14 rfin dC blocking capacitor required. in a a external capacitors to ground are required. 15, 16, 17 fC3 - fC1 place these capacitors close to the package. le g b ia r rf output to digital attenuator. 19 attnOUt dC blocking capacitor required. a V Inf F or o m rat ip o r n ifc ur e n ,is hd e e d lbiv y e Anry alo a g n D d evi cto es ips la beclie ev eo d rtd o e b r e sa: ccH ur iattte itaen M d reliic a r bl o e w . H a o v weev eC r, o n r o For price, delivery, and to place orders: Analog Devices, Inc., responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other poration, 20 Alpha Road, Chelmsford, MA 01824 One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 Phone: 978-250-3343 Fax: 978-250-3373 rights of third parties that may result from its use. Specifications subject to change without notice. No Or P d hoe n r e O : 7 n- 81-li 3 n 2 e 9- a 4 t 7 0 www 0 • O . rdh e itt r o it n e li . n co e a m license is granted by implication or otherwise under any patent or patent rights of Analog Devices. t www.analog.com
12 - 6
Application Support: Phon Trademarks and registered trademarks are the property of their respective owners. e: 978-250-334 A 3 p p liocra t ia o pp n S s u @ p h por ittti : Pte. ho c n o e m : 1-800-ANALOG-D
v03.0609
BiCMOS MMIC 5-BIT DIGITAL VARIABLE GAIN AMPLIFIER, 30 - 400 MHz Pin Descriptions
pin number function description interface schematic bias current to amplifier. external inductors 1 ibias required. 2, 5, 6, these pins and package bottom must n/C, gnd package bottom be connected to rf/dC ground. external bias resistor to adjust the current of the 3 iset amplifier. 12 t 4, 18 Vdd power supply m s 9, 10, 11, Control inputs to digital attenuator. l - b4 - b0 12, 13 see truth table & Control Voltage table. ita rfOUtp, balanced amplifier outputs. 7, 8 ig rfOUtn external components required ampinn, balanced amplifier inputs. 20, 24 ampinp external components required. s - d r fb2, 21, 23 feedback capacitance for the amplifier. fb1 ie Common mode emitter inductor. the le pin requires high quality (less than lif 22 le 200mOhms resistance) inductor to ground. p an inductance of 100nH is recommended. m rf input to digital attenuator. 14 rfin dC blocking capacitor required. in a a external capacitors to ground are required. 15, 16, 17 fC3 - fC1 place these capacitors close to the package. le g b ia r rf output to digital attenuator. 19 attnOUt dC blocking capacitor required. a V Inf F or o m rat ip o r n ifc ur e n ,is hd e e d lbiv y e Anry alo a g n D d evi cto es ips la beclie ev eo d rtd o e b r e sa: ccH ur iattte itaen M d reliic a r bl o e w . H a o v weev eC r, o n r o For price, delivery, and to place orders: Analog Devices, Inc., responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other poration, 20 Alpha Road, Chelmsford, MA 01824 One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 Phone: 978-250-3343 Fax: 978-250-3373 rights of third parties that may result from its use. Specifications subject to change without notice. No Or P d hoe n r e O : 7 n- 81-li 3 n 2 e 9- a 4 t 7 0 www 0 • O . rdh e itt r o it n e li . n co e a m license is granted by implication or otherwise under any patent or patent rights of Analog Devices. t www.analog.com
12 - 6
Application Support: Phon Trademarks and registered trademarks are the property of their respective owners. e: 978-250-334 A 3 p p liocra t ia o pp n S s u @ p h por ittti : Pte. ho c n o e m : 1-800-ANALOG-D
