4-channel lcd and camera emi filter array with esd protection CM1408-04DE ?2010 scillc. all rights reserved. publication order number: april 2010 rev.2 CM1408-04DE/d features ? channels of emi filtering with integrated esd protection ? pi-style emi filters in a capacitor-resistor- capacitor (c-r-c) network ? 15kv esd protection on each channel (iec 61000-4-2 level 4, contact discharge) ? 30kv esd protection on each channel (hbm) ? greater than -35db attenuation (typical) at 1ghz ? tdfn packaging with 0.5mm lead pitch: ? increased robustness against vertical impacts during manufacturing process ? lead-free finishing applications ? lcd and camera data lines in mobile handsets ? i/o port protection for mobile handsets, notebook computers, pdas etc. ? emi filtering for data ports in cell phones, pdas or notebook computers. ? wireless handsets ? handheld pcs/pdas ? lcd and camera modules block diagram
CM1408-04DE rev. 2 | page 2 of 9 | www.onsemi.com pin descriptions device pin(s) name description device pin(s) name description 1 filter1 filter + esd channel 1 8 filter1 filter + esd channel 1 2 filter2 filter + esd channel 2 7 filter2 filter + esd channel 2 3 filter3 filter + esd channel 3 6 filter3 filter + esd channel 3 4 filter4 filter + esd channel 4 5 filter4 filter + esd channel 4 gnd pad gnd device ground - - - - -
CM1408-04DE rev. 2 | page 3 of 9 | www.onsemi.com ordering information part numbering information lead-free finish pins package ordering part number 1 part marking 8 tdfn-8 CM1408-04DE n08 4e note 1: parts are shipped in tape and reel form. specifications absolute maximum ratings parameter rating units storage temperature range -65 to +150 c dc power per resistor 100 mw dc package power rating 500 mw standard operating conditions parameter rating units operating temperature range -40 to +85 c
CM1408-04DE rev. 2 | page 4 of 9 | www.onsemi.com electrical operating characteristics (see note1) symbol parameter conditions min typ max units r resistance 80 100 120 c total total channel capacitance at 2.5vdc reverse bias, 1mhz, 30mvac 14 17 22 pf c capacitance c at 2.5vdc reverse bias, 1mhz, 30mvac 8.5 pf v diode standoff voltage i diode =10 a 6.0 v i leak diode leakage current (reverse bias) v diode = 3.3v 0.1 1.0 a v sig signal clamp voltage positive clamp negative clamp i load = 10ma i load = -10ma 5.6 -1.5 6.8 -0.8 9.0 -0.4 v v v esd in-system esd withstand voltage a) human body model, mil-std-883, method 3015 b) contact discharge per iec 61000-4- 2 level 4 notes 2 and 3 30 15 kv kv r dyn dynamic resistance positive negative 2.3 0.9 f c cut-off frequency z source =50 , z load =50 channel r = 100 , channel c single = 8.5pf 200 mhz note 1: t a =25 c unless otherwise specified. note 2: esd applied to input and output pins with respect to gnd, one at a time. note 3: these parameters are guaranteed by design and characterization.
CM1408-04DE rev. 2 | page 5 of 9 | www.onsemi.com performance information typical filter performance (t a =25c, dc bias=0v, 50 ohm environment) figure 1. insertion loss vs. frequency (filter1 input to gnd) figure 2. insertion loss vs. frequency (filter2 input to gnd)
CM1408-04DE rev. 2 | page 6 of 9 | www.onsemi.com performance information (cont?d) typical filter performance (t a =25c, dc bias=0v, 50 ohm environment) figure 3. insertion loss vs. frequency (filter3 input to gnd) figure 4. insertion loss vs. frequency (filter4 input to gnd)
CM1408-04DE rev. 2 | page 7 of 9 | www.onsemi.com performance information (cont?d) typical diode capacita nce vs. input voltage figure 5. filter capacitance vs. input voltage (normalized to capacitance at 2.5vdc and 25c)
CM1408-04DE rev. 2 | page 8 of 9 | www.onsemi.com mechanical details tdfn-08 mechanical specifications dimensions for CM1408-04DE device packaged in an 8-lead tdfn package are presented below. package dimensions package tdfn jedec no. mo-229 (var. vccd-3) ? leads 8 millimeters inches dim. min nom max min nom max a 0.70 0.75 0.80 0.028 0.030 0.032 a3 0.20 ref 0.008 ref b 0.20 0.25 0.30 0.008 0.010 0.012 d 1.95 2.00 2.05 0.077 0.079 0.081 d2 1.55 1.60 1.65 0.061 0.063 0.065 e 1.95 2.00 2.05 0.077 0.079 0.081 e2 0.85 0.90 0.95 0.033 0.035 0.037 e 0.50 bsc 0.020 bsc k 0.20 0.008 l 0.25 0.30 0.35 0.010 0.012 0.014 # per tape and reel 3000 pieces controlling dimension: millimeters ? this package is compliant with jedec standard mo-229, variation vccd-3 with exception of the "d2" and "e2" dimensions as called out in the table above . bottom view a a3 0.10 c side view top view b l 0.10 c a b m 8x d2 e gnd p ad d pin 1 marking 4 3 2 1 5 6 7 8 k 5 6 7 8 3 2 14 c0.25 gnd p ad dimensions for 8-lead, 0.5mm pitch tdfn package
CM1408-04DE rev. 2 | page 9 of 9 | www.onsemi.com on semiconductor and are registered trademarks of semiconductor components industries, llc (scillc). scillc reserves the right to make changes witho ut further notice to any products herein. scillc makes no warranty, representation or guarantee regarding the suitability of its products for any parti cular purpose, nor does scillc assume any liability arising out of the application or use of any pr oduct or circuit, and specific ally disclaims any and all liability, including without li mitation special, consequential or incidental damages. ?typical? parameters which may be provided in scillc data sheets and/or spec ifications can and do vary in different applications and actu al performance may vary over time. all operating parameters, including ?typicals? must be validated for each custom er application by customer's technical experts. scillc does not convey any license under its patent rights nor the rights of others. scillc products are not de signed, intended, or authorized for use as components in systems intended for surg ical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the scillc product could create a situation where personal injury or death may occur. should buyer purchase or use scillc products for any such unintended or unauthorized application, buyer shall indemnify and hold scillc and its officers , employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reason able attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that scillc was negligent regarding the design or manufacture of the part. scillc is an equal opportunity/affirmative action employer. this literature is subject to all applicable copyright laws and is not for resale in any manner. publication ordering information literature fulfillment : literature distribution center for on semiconductor p.o. box 5163, denver, colorado 80217 usa phone : 303-675-2175 or 800-344-3860 toll free usa/canada fax : 303-675-2176 or 800-344-3867 toll free usa/canada email : orderlit@onsemi.com n. american technical support : 800-282-9855 toll free usa/canada europe, middle east and africa technical support: phone: 421 33 790 2910 japan customer focus center phone: 81-3-5773-3850 on semiconductor website : www.onsemi.com order literature : http://www.onsemi.com/orderlit for additional information, please contact your local sales representative
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