?2001 fairchild semiconductor corporation www.fairchildsemi.com rev. 1.0.1 features ? wide supply voltage range: 4.5v to 16v ? 100 ma output current per section ? edge triggered without coupling capacitor ? time period equals rc ? output independent of trigger conditions applications ? quad one-shot ? sequential timing ? precision timing ? time delay generation description the ka558/ka558b series are monolithic quad timers which can be used to produce four entirely independent tim- ing functions. these highly stable, general purpose con- trollers can be used in a monostable mode to produce accurate time delays, from microseconds to hours. the time is precisely controlled by one external resistor and one capacitor in the time delay mode. a stable mode can be oper- ated using two of four time sections. 16-dip 16-sop 1 1 internal block diagram ka558/ka558b quad timer
ka558/ka558b 2 absolute maximum ratings (t a = 25 c) electrical characteristics (v cc = 5 ~ 15v, t a = 25 c, unless otherwise specified) note : 1. the trigger functions only on the falling edge of the trigger pulse only after previously being high. after reset the trigger must be brought high and then low to implement triggering. 2. for reset below 0.8v, outputs set low and trigger inhibited. 3. output structure is open collector which requires a pull up resistor to v cc to sink current. the output is normally low sinking current. parameter symbol value unit supply voltage v cc 16 v lead temperature (soldering 10sec) t lead 300 c power dissipation p d 600 mw operating temperature range ka558/ka558b t opr 0 ~ + 70 c storage temperature range t stg -65 ~ + 150 c parameter symbol conditions min. typ. max. unit supply voltage v cc -4.5-16v supply current i cc v cc =15v, reset voltage =15v - 16 36 ma timing error (t = rc) initial accuracy drift with temperature drift with supply voltage accur ? t/ ? t ? t/ ? v cc r = 2k ? to 100k ? , c =1 f- 2 30 0.1 5 150 0.9 % ppm/ c %/v * 1 trigger voltage v tr v cc = 15v - 1.5 2.4 v * 1 trigger current i tr v tr = 0v - 5.0 100 a * 2 reset voltage v rst - 0.8 1.5 2.4 v * 2 reset current i rst - - 50 500 a threshold voltage v th -0.8 0.63 v cc -v threshold current i th --15-na *3 output voltage v o i l = 10ma - 0.1 0.4 v i l = 100ma - 1.0 2.0 output leakage current i lkg - - 10 500 na propagation delay time t d --1.0- s rise time t r i l = 100ma - 100 - ns fall time t f i l = 100ma - 100 - ns
ka558/ka558b 3 mechanical dimensions package dimensions in millimeters #1 #8 #9 #16 6.40 0.20 7.62 0.300 2.54 0.100 0.252 0.008 0~15 0.25 +0.10 ?.05 0.010 +0.004 ?.002 3.30 0.30 0.130 0.012 3.25 0.20 0.128 0.008 19.40 0.20 0.764 0.008 19.80 0.780 max 5.08 0.200 0.38 0.014 max min 0.81 0.032 () 0.46 0.10 0.018 0.004 0.059 0.004 1.50 0.10 16-dip
ka558/ka558b 4 mechanical dimensions (continued) package dimensions in millimeters 0.70 0.20 0.0275 0.008 #1 #8 #9 #16 9.90 0.20 0.39 0.008 1.27 0.050 5.72 0.225 1.55 0.10 0.061 0.004 0.05 0.002 6.00 0.30 0.236 0.012 3.95 0.20 0.156 0.008 10.30 0.405 max 0~8 0.51 0.020 () 1.80 0.071 max0.10 max0.004 max min + 0.10 -0.05 0.20 + 0.004 -0.002 0.008 + 0.10 -0.05 0.406 + 0.004 -0.002 0.016 16-sop
ka558/ka558b 5 ordering information product number package operating temperature ka558b 16-dip 0 ~ + 70 c ka558bd 16-sop ka558d2
ka558/ka558b 5/22/01 0.0m 001 stock#dsxxxxxxxx ? 2001 fairchild semiconductor corporation life support policy fairchild?s products are not authorized for use as critical components in life support devices or systems without the express written approval of the president of fairchild semiconductor corporation. as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. 2. a critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com disclaimer fairchild semiconductor reserves the right to make changes without further notice to any products herein to improve reliability, function or design. fairchild does not assume any liability arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights, nor the rights of others.
product folder - fairchild p/n ka558 - quad timer fairchild semiconductor space space space search | parametric | cross reference space product folders and datasheets application notes space space space find products home >> find products >> space space space space products groups space analog and mixed signal discrete interface logic microcontrollers non-volatile memory optoelectronics markets and applications new products product selection and parametric search cross-reference search technical information buy products technical support my fairchild company ka558 quad timer related links request samples dotted line how to order products dotted line product change notices (pcns) dotted line support dotted line distributor and field sales representatives dotted line quality and reliability dotted line design tools contents general description | features | applications | product status/pricing/packaging general description the ka558/ka558b series are monolithic quad timers which can be used to produce four entirely independent timing functions. these highly stable, general purpose controllers can be used in a monostable mode to produce accurate time delays, from microseconds to hours. the time is precisely controlled by one external resistor and one capacitor in the time delay mode. a stable mode can be operated using two of four time sections. back to top features l wide supply voltage range: 4.5v to 16v l 100 ma output current per section l edge triggered without coupling capacitor l time period equals rc l output independent of trigger conditions back to top applications l quad one-shot l sequential timing l precision timing l time delay generation back to top space datasheet download this datasheet pdf e-mail this datasheet [e- mail] this page print version file:///e|/new/html/ka558.html (1 of 2) [7/26/02 12:21:39 pm]
product folder - fairchild p/n ka558 - quad timer product status/pricing/packaging product product status package type leads packing method ka558d2 full production sop 16 rail KA558BDTF full production sop 16 tape reel ka558b full production dip 16 rail ka558d2tf full production sop 16 tape reel ka558bd full production sop 16 rail back to top space space home | find products | technical information | buy products | support | company | contact us | site index | privacy policy ? copyright 2002 fairchild semiconductor space space file:///e|/new/html/ka558.html (2 of 2) [7/26/02 12:21:39 pm]
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