mitsumi no-adjustment sync separator + sync detector MM1067 no-adjustment sync separator + sync detector monolithic ic MM1067 outline this ic is a no-adjustment sync separator + sync detector designed for use in vcr, tv and other video equipment. features 1. sync separator with afc (ceramic resonator means no adjustment required) 2. composite and sync output pins 3. sync detection circuit (used for blue-back switching or tuner automatic channel selection, etc.) 4. power supply voltage v cc =5v 5. ceramic resonator can be selected for use in either pal or ntsc package sop-16a (MM1067xf) dip-16a (MM1067xd) applications 1. tv 2. vcr 3. other video equipment block diagram
pin no. pin name internal equivalent circuit diagram pin no. pin name internal equivalent circuit diagram mitsumi no-adjustment sync separator + sync detector MM1067 pin description 1 video in 3 h.sync 2 nc 4 v.int 5 v.sync 6 c.sync 7 cr 8 gain 9 sync.det 12 osc - out 10 nc 11 gnd 13 osc - in1 14 osc - in2 15 lpf 16 v cc
mitsumi no-adjustment sync separator + sync detector MM1067 absolute maximum ratings (ta=25 c) electrical characteristics (except where noted otherwise, ta=25 c, v cc =5.0v, x=csb503f2, r=390 [ohm], c=3300pf, sw1=off) item symbol ratings units storage temperature t stg - 40~+125 c operating temperature t opr - 20~+75 c power supply voltage v cc max 7 v allowable loss p d 450 * 1mw item symbol measurement measurement conditions min. typ. max. units circuit operating power supply voltage v cc v cc 4.7 5.0 5.3 v consumption current id id 9.0 13.0 ma free-running frequency ntsc f o 1 tp1 15.534 15.734 15.934 khz horizontal sync signal f cap 1 tp1 v in : signal 1 * 1 * 2 300 500 hz acquisition range ntsc free-running frequency pal f o 2 tp1 x = csb500f40, r = 200ohm 15.425 15.625 15.825 khz c = 4700pf horizontal sync signal f cap 2 tp1 x = csb500f40, r = 200ohm , 300 500 hz acquisition range pal c = 4700pf, v in : signal 1 * 1 * 3 h. sync pulse width t w 1 tp1 v in : signal 1, 15.734khz * 4 3.9 4.2 4.5 us h. sync delay time td1 tp1 v in : signal 1, 15.734khz * 4 0.7 1.2 1.7 us h. sync output voltage l v l 1 tp1 v in : signal 1, 15.734khz * 4 0.2 0.4 v h. sync output voltage h v h 1 tp1 v in : signal 1, 15.734khz * 4 4.8 5.0 v lpf pin dc level v lpf tp7 sw1 : on 0.9 1.4 1.9 v sync separation level v sepa v in v in : staircase wave 1v p - p * 5205080mv c. sync pulse width t w 2 tp4 v in : staircase wave 1v p - p * 6 4.0 4.5 5.0 us c. sync delay tim td2 tp4 v in : staircase wave 1v p - p * 6 0.3 0.6 0.9 us c. sync output voltage l v l 2 tp4 v in : staircase wave 1v p - p * 6 0.2 0.4 v c. sync output voltage h v h 2 tp4 v in : staircase wave 1v p - p * 6 4.8 5.0 v v. sync pulse width t w 3 tp3 v in : staircase wave 1v p - p * 7 150 190 230 us v. sync delay time td3 tp3 v in : staircase wave 1v p - p * 7 8.0 10.0 12.0 us v. sync output voltage l v l 3 tp3 v in : staircase wave 1v p - p * 7 0.2 0.4 v v. sync output voltage h v h 3 tp3 v in : staircase wave 1v p - p * 7 4.8 5.0 v v. sync switching voltage l v thl 3 tp2 tp2 : dc voltage, 5v low * 8 1.5 1.8 2.1 v v. sync switching voltage h v thh 3 tp2 tp2 : dc voltage, 0v high * 8 2.3 2.6 2.9 v sync discrimination output voltage l v l 4 tp6 v in : staircase wave 1v p - p 0.2 0.4 v sync discrimination output voltage h v h 4 tp6 v in : no input signal 4.8 5.0 v sync discrimination switching voltage l v thl 4 tp5 tp5 : dc voltage 5 low * 9 2.0 2.3 2.6 v sync discrimination switching voltage h v thh 4 tp5 tp5 : dc voltage, 0v high * 9 2.7 3.0 3.3 v notes : * 1 signal 1 : rectangular waveform signal with 0.3v amplitude and pulse width 4.7s * 2 measuring horizontal sync signal pull-in range for ntsc with tp1 waveform not synchronized to signal 1, adjust signal 1 frequency toward 15.734khz. the measurement value is the smaller of the synchronized frequency and the difference from 15.734. * 3 measuring horizontal sync signal pull-in range for pal with tp1 waveform not synchronized to signal 1, adjust signal 1 frequency toward 15.625khz. the measurement value is the smaller of the synchronized frequency and the difference from 15.625. signal 1 waveform 4.7us * package : dip-16a
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