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2013. 9. 26 1/15 semiconductor technical data kic7208~7260t5 analog cmos integrated circuits revision no : 1 cmos system reset ic with delay time circuit monolithic ic kic72** series in various cpu systems or other logic systems, when the time of a powersuply injection and a power supply are severed for a momnet, this ic detects supply voltage and applies reset to a system. to 2% of detection voltage accuracy of the conventional product, a maximum of 1% of super-high precision is realized, and it is more suitable for battery detection ets. features h high accuracy : ? 1% max h super low supply current : 0.35 a typ. h operating-temperature range : -40~+105 ? h delay resistance accuracy :10 ?? 10% h detecting voltage rank : 0.8~6.0v(0.1v step) h output configuration : cmos output applications h reset circuits for cpus and mpus h reset circuits for logic circuits h battery voltage check circuits h back-up power supply switching circuits h level detection circuits pin configuration dim millimeters a b d e tsv 2.9 0.2 1.6+0.2/-0.1 0.70 0.05 0.4 0.1 2.8+0.2/-0.3 1.9 0.2 0.95 0.16 0.05 0.00-0.10 0.25+0.25/-0.15 c f gh i j k 0.60 l 0.55 a f g g d k k b e c l h j j i 23 1 54 23 1 54 + _ + _ + _ + _ + _ 1. v out 2. v dd 3. gnd4. nc 5. cd pin no. pin name functions 1 v out reset signal output pin 2 v dd v dd pin / voltage detect pin 3 gnd gnd pin 4 nc no connection 5 c d capacitor connect pin with delay tsv 5 1 23 4 lot no. type name (top view) pin description downloaded from: http:///
2013. 9. 26 2/15 kic7208~7260t5 revision no : 1 selection guide the output voltage, package type for the ics can be selected at the user s request.the selection can be made with designating the part number as shown below no. specifications description y function & output type external reset, cmosoutput t reset voltage 0.8~6.0v ? package t5 tsv block diagram figure. 1 v dd c d r d v ref v out gnd 2 5 3 1 : protection circuit kic7 2 yt ? downloaded from: http:///
2013. 9. 26 3/15 kic7208~7260t5 revision no : 1 recommended operating conditions item symbol ratings units operating temperature t opr -40 q +105 ? supply voltage v dd 0.70~10.0 v absolute maximum ratings(ta=25 ? ? ) item symbol ratings units supply voltage v dd max. -0.3 q +12.0 v output voltage v out -0.3 q (v dd +0.3) v input current (v dd ) i dd 20 ma output current ( reset ) i out 20 ma c d pin input voltage v cd v ss -0.3 q +12.0 v power dissipation p d 900 !? note) mw operating temperature t opr -40~+105 ? storage temperature t stg -65~+150 ? !? note) package mounted on a ceramic board (600mm 2 ? 0.8mm) downloaded from: http:///
2013. 9. 26 4/15 kic7208~7260t5 revision no : 1 line-up detecting voltage kic7208~25t5 detecting voltage kic7226~43t5 detecting voltage kic7244~60t5 item marking item marking item marking 0.8v kic7208t5 208 2.6v kic7226t5 226 4.4v kic7244t5 244 0.9v kic7209t5 209 2.7v kic7227t5 227 4.5v kic7245t5 245 1.0v kic7210t5 210 2.8v kic7228t5 228 4.6v kic7246t5 246 1.1v kic7211t5 211 2.9v kic7229t5 229 4.7v kic7247t5 247 1.2v kic7212t5 212 3.0v kic7230t5 230 4.8v kic7248t5 248 1.3v kic7213t5 213 3.1v kic7231t5 231 4.9v kic7249t5 249 1.4v kic7214t5 214 3.2v kic7232t5 232 5.0v kic7250t5 250 1.5v kic7215t5 215 3.3v kic7233t5 233 5.1v kic7251t5 251 1.6v kic7216t5 216 3.4v kic7234t5 234 5.2v kic7252t5 252 1.7v kic7217t5 217 3.5v kic7235t5 235 5.3v kic7253t5 253 1.8v kic7218t5 218 3.6v kic7236t5 236 5.4v kic7254t5 254 1.9v kic7219t5 219 3.7v kic7237t5 237 5.5v kic7255t5 255 2.0v kic7220t5 220 3.8v kic7238t5 238 5.6v kic7256t5 256 2.1v kic7221t5 221 3.9v kic7239t5 239 5.7v kic7257t5 257 2.2v kic7222t5 222 4.0v kic7240t5 240 5.8v kic7258t5 258 2.3v kic7223t5 223 4.1v kic7241t5 241 5.9v KIC7259T5 259 2.4v kic7224t5 224 4.2v kic7242t5 242 6.0v kic7260t5 260 2.5v kic7225t5 225 4.3v kic7243t5 243 downloaded from: http:///
2013. 9. 26 5/15 kic7208~7260t5 revision no : 1 electrical characteristics (unless otherwise specified ta=25 ? ? ) item symbol measurement conditions rank min. typ. max. units circuit reset threshold v th ta = +25 ? ta = -40~+85 ? 7208 0.792 0.8 0.808 v (2) 0.780 - 0.820 7209 0.891 0.9 0.909 0.878 - 0.923 7210 0.990 1.0 1.010 0.975 - 1.025 7211 1.089 1.1 1.111 1.073 - 1.128 7212 1.188 1.2 1.212 1.170 - 1.230 7213 1.287 1.3 1.313 1.268 - 1.333 7214 1.386 1.4 1.414 1.365 - 1.435 7215 1.485 1.5 1.515 1.463 - 1.538 7216 1.584 1.6 1.616 1.560 - 1.640 7217 1.683 1.7 1.717 1.658 - 1.743 7218 1.782 1.8 1.818 1.755 - 1.845 7219 1.881 1.9 1.919 1.853 - 1.948 7220 1.980 2.0 2.020 1.950 - 2.050 7221 2.079 2.1 2.121 2.048 - 2.153 7222 2.178 2.2 2.222 2.145 - 2.255 7223 2.277 2.3 2.323 2.243 - 2.358 7224 2.376 2.4 2.424 2.340 - 2.460 7225 2.475 2.5 2.525 2.438 - 2.563 7226 2.574 2.6 2.626 2.535 - 2.665 7227 2.673 2.7 2.727 2.633 - 2.768 7228 2.772 2.8 2.828 2.730 - 2.870 7229 2.871 2.9 2.929 2.828 - 2.973 7230 2.970 3.0 3.030 2.925 - 3.075 downloaded from: http:///
2013. 9. 26 6/15 kic7208~7260t5 revision no : 1 electrical characteristics (unless otherwise specified ta=25 ? ? ) item symbol measurement conditions rank min. typ. max. units circuit reset threshold v th ta = +25 ? ta = -40~+85 ? 7231 3.069 3.1 3.131 v (2) 3.023 - 3.178 7232 3.168 3.2 3.232 3.120 - 3.280 7233 3.267 3.3 3.333 3.218 - 3.383 7234 3.366 3.4 3.434 3.315 - 3.485 7235 3.465 3.5 3.535 3.413 - 3.588 7236 3.564 3.6 3.636 3.510 - 3.690 7237 3.663 3.7 3.737 3.608 - 3.793 7238 3.762 3.8 3.838 3.705 - 3.895 7239 3.861 3.9 3.939 3.803 - 3.998 7240 3.960 4.0 4.040 3.900 - 4.100 7241 4.059 4.1 4.141 3.998 - 4.203 7242 4.158 4.2 4.242 4.095 - 4.305 7243 4.257 4.3 4.343 4.193 - 4.408 7244 4.356 4.4 4.444 4.290 - 4.510 7245 4.455 4.5 4.545 4.388 - 4.613 7246 4.554 4.6 4.646 4.485 - 4.715 7247 4.653 4.7 4.747 4.583 - 4.818 7248 4.752 4.8 4.848 4.680 - 4.920 7249 4.851 4.9 4.949 4.778 - 5.023 7250 4.950 5.0 5.050 4.875 - 5.125 7251 5.049 5.1 5.151 4.973 - 5.228 7252 5.148 5.2 5.252 5.070 - 5.330 7253 5.247 5.3 5.353 5.168 - 5.433 downloaded from: http:///
2013. 9. 26 7/15 kic7208~7260t5 revision no : 1 electrical characteristics (unless otherwise specified ta=25 ? ? ) item symbol measurement conditions rank min. typ. max. units circuit reset threshold v th ta = +25 ? ta = -40~+85 ? 7254 5.346 5.4 5.454 v (2) 5.265 - 5.535 7255 5.445 5.5 5.555 5.363 - 5.638 7256 5.544 5.6 5.656 5.460 - 5.740 7257 5.643 5.7 5.757 5.558 - 5.843 7258 5.742 5.8 5.858 5.655 - 5.945 7259 5.841 5.9 5.959 5.753 - 6.048 7260 5.940 6.0 6.060 5.850 - 6.150 reset thresholdhysteresis " v th v dd = 0v a v th +1v a 0v 7208 24 40 64 mv (2) 7209 27 45 72 7210 30 50 80 7211 33 55 88 7212 36 60 96 7213 39 65 104 7214 42 70 112 7215 45 75 120 7216 48 80 128 7217 51 85 136 7218 54 90 144 7219 57 95 152 7220 60 100 160 7221 63 105 168 7222 66 110 176 7223 69 115 184 7224 72 120 192 7225 75 125 200 7226 78 130 208 7227 81 135 216 7228 84 140 224 7229 87 145 232 7230 90 150 240 7231 93 155 248 7232 96 160 256 7233 99 165 264 7234 102 170 272 7235 105 175 280 7236 108 180 288 7237 111 185 296 7238 114 190 304 7239 117 195 312 7240 120 200 320 downloaded from: http:///
8/15 kic7208~7260t5 item symbol measurement conditions rank min. typ. max. units circuit reset thresholdhysteresis " v th v dd = 0v a v th +1v a 0v 7241 123 205 328 mv (2) 7242 126 210 336 7243 129 215 344 7244 132 220 352 7245 135 225 360 7246 138 230 368 7247 141 235 376 7248 144 240 384 7249 147 245 392 7250 150 250 400 7251 153 255 408 7252 156 260 416 7253 159 265 424 7254 162 270 432 7255 165 275 440 7256 168 280 448 7257 171 285 456 7258 174 290 464 7259 177 295 472 7260 180 300 480 supply current i dd v dd = v th + 1v 7208 ~7260 - 0.35 1.0 ua (1) reset threshold temp. coeficient " v th / ? ta= -40 ~ 85 ? 7208 ~7260 - ? 100 - ppm/ ? (2) t l u transfer delay time t phl v dd =v th +0.4v a v th -0.4v(note) 7208 ~7260 2 15 100 us (7) t h u transfer delay time t plh v dd =v th -0.4v a v th +0.4v(note) 7208 ~7260 2 15 100 us (7) t l u output current i ol1 v dd =0.7v, v ds =0.05v 7208 ~7260 0.01 0.10 - ma (3) i ol2 v dd =1.2v, v ds =0.5v, v th " 1.3v 7208 ~7260 0.23 2.00 - i ol3 v dd =2.4v, v ds =0.5v, v th " 2.5v 7225 ~7260 1.60 8.00 - i ol4 v dd =3.6v, v ds =0.5v, v th " 3.7v 7237 ~7260 3.20 12.0 - t h u output current i oh1 v dd =4.8v, v ds =0.5v, v th " 4.7v 7208 ~7260 0.36 0.62 0.1 ma (4) i oh2 v dd =6.1v, v ds =0.5v 0.46 0.75 2013. 9. 26 revision no : 1 note) this parameter is guaranteed by design. downloaded from: http:///
2013. 9. 26 9/15 kic7208~7260t5 revision no : 1 item symbol test conditions rank min. typ. max. units circuit c d pin resistance r d - 7208 ~7260 9 10 11 m ? (6) c d pin threshold voltage v tcd v dd = v th ? 1.1v 7208 ~7260 v dd ? 0.3 v dd ? 0.5 v dd ? 0.7 v (5) c d pin output current 1 i cd 1 v ds = 0.1v v dd = 0.7v 7208 ~7260 2.0 30.0 - ua (6) c d pin output current 2 i cd 2 v ds = 0.5v v dd = 0.8v(rank08 ~ 10) v dd = 1.0v(rank11 ~ 15) v dd = 1.5v(rank16 ~ 60) 7208 ~7210 10 100 - ua (6) 7211 ~7215 50 200 - 7216 ~7260 200 800 - note) this device is tested at ta=25 ? , over themperature limits guaranteed by design only downloaded from: http:///
2013. 9. 26 10/15 kic7208~7260t5 revision no : 1 test circuits downloaded from: http:///
2013. 9. 26 11/15 kic7208~7260t5 revision no : 1 timing chart downloaded from: http:///
2013. 9. 26 12/15 kic7208~7260t5 revision no : 1 h we shall not be liable for any trouble or damage caused by using this circuit. h in the event a problem which may affect industrial property or any ohter rights of us or a third party is encounteredduring the use of information described in these circuit, kec shall not be liable for any such problem, nor grant a license therefore. application circuits downloaded from: http:///
2013. 9. 26 13/15 kic7208~7260t5 revision no : 1 typical characteristics (typical performance characteristics 2.9v) downloaded from: http:///
2013. 9. 26 14/15 kic7208~7260t5 revision no : 1 downloaded from: http:///
2013. 9. 26 15/15 kic7208~7260t5 revision no : 1 downloaded from: http:///

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