Datasheet HMC900LP5E (Analog Devices) - 3

HMC900LP5E
v04.0811
50 MHz DUAL PROGRAMMABLE LOW PASS FILTER with DRIVER Table 1. Electrical Specifications, TA = +25°C
(Continued) Parameter Conditions Min. Typ. Max. Units half scale tones at 1.2fc and Output IP2 (out of band)[2] 60 65 dBm 1.6fc. IM2 product at 0.4fc complex signal measured at sideband suppression (Uncalibrated) 40 45 dB 0.8fc vs -0.8fc I/Q Channel Balance magnitude 0.04 dB phase 0.5 o I/Q Channel Isolation 60 80 dB
Analog I/O
Differential Input Impedance 1000 Ω Full scale Differential Input min gain 2 Vppd (400 Ω Differential load) max gain 0.613 Vppd 3 Full scale Differential Input min gain 0.5 Vppd (100 Ω Differential load) max gain 0.156 Vppd Input Common Mode Voltage Range 1 4 V Full scale Differential Output 400 Ω Differential load 2 Vppd g Full scale Differential Output 100 Ω Differential load 0.5 Vppd IN Output Voltage Range 0.5 Vdd-0.5 V s Output Common Mode Voltage Range Vdd/2-1 Vdd/2 Vdd/2+1 V s
Digital I/O
e Use doubler mode for clocks C CalCK Frequency 20 40 80 MHz between 20 MHz and 40 MHz O CalCK Duty Cycle 40 50 60 % R sClK Frequency 20 30 MHz Digital Input low level (VIl) 0.4 V l P Digital Input High level (VIH) 1.5 V a Digital Output low level (VOl) 0.4 V N Digital Output High level (VOH) Vdd - 0.4 Power supply analog & Digital supplies 4.75 5 5.25 V Ig s supply Current 130 ma Power on Reset 250 us D [1] The attenuation of the filter transfer function can be calculated directly at any frequency f as: attenuation = 10*log10(1+(f/f0)^(2*6)), where N f0 is the 3dB bandwidth or corner frequency for the filter. similarly, for a given maximum attenuation and 3dB bandwidth, f0, the frequency a at which the attenuation is achieved can be calculated as: f=(10^(attenuation/10) -1)^(1/(2*6)) * f0. Note that for a 6th order Butterworth filter the B 1dB bandwidth is at ~89% of the filter bandwidth and 0.5dB bandwidth is at 84% of the filter bandwidth. e [2] specified distortion is measured with in “high linearity” mode with opamp_bias[1:2]=2 and drvr_bias[1:0] = 2. see Reg 02h. s
Table 2. Test Conditions
a Unless otherwise specified, the following test conditions were used Parameter Condition Temperature +25 °C IF / B Filter Bandwidth setting 20 MHz gain setting 0 dB bias settings (opamp_bias[1:0]/ drvr_bias[1:0]) 01/10 Input signal level 2 Vppd Input/Output Common Mode level 2.5V Output load 200Ω / Output supply analog: +5V, Digital +5V Information furnish F e o d r b y pArnic alo e g , D d evi ecleis vie s rby eli, ea ve n d d to tbo e apl cc a ur c at e e ao n r d d releiars ble ,. p Ho le we a vesr, en c 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 ontact Hittite Microwave Corporation: One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 2 Elizabeth Drive, Chelmsford, MA 01824 Phon rights of third parties that may result from its use. Specifications subject to change without notice. No e: 9 Ph 7 o 8 n - e 2 : 750 81- - 3 3 2 3 9- 4 4 3 7 0 Fax 0 • O : rd 9 e 7 r o8 nl-i2 n 50 e at -33 ww 7 w. 3
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