1 ps8187a 06/29/99 low on-resistance (33 w typ) minimizes distortion and error voltages low glitching reduces step errors in sample-and-holds. charge injection, 2pc typ single-supply operation (+2.5v to +16v) improved second sources for max4501/max4502 on-resistance matching between channels, <2 w on-resistance flatness, <6 w max low off-channel leakage, <5na @ +85 o c ttl/cmos logic compatible fast switching speed, t on < 150ns guaranteed break-before-make action (ps303 only) eliminates momentary crosstalk rail-to-rail analog signal dynamic range low power consumption, <5 m w msop package minimizes board area applications audio, video switching and routing portable instruments data acquisition systems sample-and-holds telecommunication systems battery-powered systems description the PS301/ps302/ps303 are improved high precision, medium voltage analog switches designed to operate with single power supplies. the PS301 is a single-pole single-throw (spst), nor- mally open (no) switch. the ps302 has the same pinout as the PS301 but is a normally closed (nc) switch. the ps303 has one normally open (no) and one normally closed (nc) switch per package. each switch conducts current equally well in either direction when on. in the off state each switch blocks voltages up to the power-supply rail. with a +5v power supply, the PS301/ps302/ps303 guarantee <60 w on-resistance . on-resistance matching between channels is within 2 w . on-resistance flatness is less than 6w over the specified range. all three devices guarantee low leakage currents (<100pa @ 25 o c, <10na @ +85 o c) and fast switching speeds (t on < 150ns). break-before-make switching action protects against momentary crosstalk (ps303). for single-supply operation below 5v, the pi5a317/318/319 are also recommended. 1 0 3 s p c i g o lh c t i w s 0 1 f f o n o switches shown for logic 0 input 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 PS301/ps302/ps303 functional diagrams, pin configurations, and truth tables top views features for free samples and the latest literature: www.pericom.com, or phone 1-800-435-2336 6 7 8 5 1 2 3 4 com n.c. n.c. v+ nc in n.c. gnd ps302 6 7 8 5 1 2 3 4 com n.c. n.c. v+ no in n.c. gnd PS301 2 0 3 s p c i g o lh c t i w s 0 1 n o f f o 6 7 8 5 1 2 3 4 no com nc gnd v+ n.c. n.c. in ps303 3 0 3 s p c i g o lc no n 0 1 n o f f o f f o n o precision, single-supply spst analog switches
1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 2 ps8187a 06/29/99 PS301/ps302/ps303 precision, single supply spst analog switches absolute maximum ratings caution : stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. this is a stress onl y rating and operation of the device at these or any other conditions beyond those indicated in the operational sections of this specifi cation is not implied. thermal information continuous power dissipation plastic dip (derate 6mw/ o c above +70 o c) . . . . . . . . . 500mw narrow so (derate 6mw/ o c above +70 o c) . . . . . . . . 450mw msop (derate 4mw/ o c above +70 o c) . . . . . . . . . . . . 330mw storage temperature . . . . . . . . . . . . . . . . . . -65 o c to +150 o c lead temperature (soldering, 10s) . . . . . . . . . . . . . . . +300 o c note 1 : signals on nc, no, com, or in exceeding v+ or gnd are clamped by internal diodes. limit forward diode current to 30ma maximum. voltages referenced to gnd v+ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3v to +17v v in , v com , v nc , v no (note 1) . . . . . . . . . -2v to (v+) +2v or 30ma, whichever occurs first current (any terminal) . . . . . . . . . . . . . . . . . . . . . . . . . . . 30ma peak current, com, no, nc (pulsed at 1ms, 10% duty cycle) . . . . . . . . . . . . . . . . . . 100ma esd per method 3015.7 . . . . . . . . . . . . . . . . . . . . . . . >2000v electrical specifications - single +5v supply (v+ = 5v +10%, gnd = 0v, v inh = 2.4v, v inl = 0.8v) r e t e m a r a pl o b m y ss n o i t i d n o c) c ( . p m e tn i m (2) p y t ) 1 ( x a m ) 2 ( s t i n u h c t i w s g o l a n a e g n a r l a n g i s g o l a n a ) 3 ( v g o l a n a l l u f0 + vv e c n a t s i s e r n o r n o , v 5 . 4 = + v v o n v r o c n i , v 5 . 3 + = m o c a m 1 = 5 23 30 6 w l l u f5 7 h c t a m e c n a t s i s e r - n o s l e n n a h c n e e w t e b ) 4 ( d r n o v o n v r o c n , v 3 + = i m o c =v 5 = + v , a m 1 5 28 . 02 l l u f4 s s e n t a l f e c n a t s i s e r - n o ) 5 ( r ) n o ( t a l f , v 5 = + v i m o c v , a m 1 = o n v r o c n , v 3 , v 2 , v 1 = 5 226 l l u f8 e g a k a e l f f o c n r o o n t n e r r u c ) 6 ( i ) f f o ( o n r o i ) f f o ( c n v , v 5 . 5 = + v m o c , v 1 = v o n v r o c n v 5 . 4 = 5 21 . 0 ?1 0 . 0 ?1 . 0 a n l l u f5 ?5 t n e r r u c e g a k a e l f f o m o c ) 6 ( i ) f f o ( m o c , v 5 . 5 = + v v m o c v , v 5 . 4 = o n v r o c n v 1 = 5 21 . 0 ?1 0 . 0 ?1 . 0 l l u f ?5 5 t n e r r u c e g a k a e l n o m o c (6) i ) n o ( m o c v , v 5 . 5 = + v m o c , v 5 = v o n v r o c n v 5 = 5 2?2 . 04 0 . 0 ?2 . 0 l l u f0 1 ?0 1 t u p n i c i g o l t u p n i h t i w t n e r r u c t u p n i h g i h e g a t l o v i h n i v n i v 8 . 0 = s r e h t o l l a , v 4 . 2 =l l u f5 . 0 ?5 0 0 . 05 . 0 m a t u p n i h t i w t n e r r u c t u p n i w o l e g a t l o v i l n i v n i v 4 . 2 = s r e h t o l l a , v 8 . 0 =5 . 0 ?5 0 0 . 05 . 0 e g a t l o v t u p n i h g i h c i g o lv h n i 4 . 2 v e g a t l o v t u p n i w o l c i g o lv l n i 8 . 0
1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 3 ps8187a 06/29/99 PS301/ps302/ps303 precision, single supply spst analog switches r e t e m a r a pl o b m y ss n o i t i d n o c) c ( . p m e tn i m ) 1 ( p y t ) 2 ( x a m ) 1 ( s t i n u c i m a n y d e m i t n o - n r u tt n o v o n r ov c n 2 e r u g i f , v 3 = 5 25 80 5 1 s n l l u f0 4 2 e m i t f f o - n r u tt f f o 5 25 20 0 1 l l u f0 5 1 e k a m - e r o f e b - k a e r b y a l e d e m i t ) 3 ( t d r , y l n o 3 0 3 s p l 0 0 3 = w c , l 3 . g i f , f p 5 3 = 5 2 25 n o i t c e j n i e g r a h c ) 3 ( qc l , f n 1 =v n e g r , v 0 = n e g 0 = w 4 . g i f ,15c p n o i t a l o s i f f o ) 7 ( r r i or l 0 5 = w c , l 5 . g i f , z h m 1 = f , f p 5 =2 7 ? b d k l a t s s o r cx k l a t r l 0 5 = w c , l 6 . g i f , z h m 1 = f , f p 5 =5 8 ? f f o o n r o c n e c n a t i c a p a c c ) f f o ( 7 e r u g i f , z h m 1 = f 9 f p e c n a t i c a p a c f f o m o c c ) f f o ( m o c 9 e c n a t i c a p a c n o m o c c ) n o ( m o c 8 e r u g i f , z h m 1 = f2 2 y l p p u s e g n a r y l p p u s - r e w o p+ v l l u f 7 . 26 1v t n e r r u c y l p p u s e v i t i s o p+ i v , v 5 . 5 = + v n i , + v r o v 0 = f f o r o n o s l e n n a h c l l a 1 ?1 m a electrical specifications - single +5v supply (continued) (v + = 5v 10%, gnd = 0v, v inh =2.4v, v inl = 0.8v) notes: 1. the algebraic convention, where the most negative value is a minimum and the most positive is a maximum, is used in this data sheet. 2. typical values are for design aid only, not guaranteed or subject to production testing. 3. guaranteed by design 4. d r on = r on max. - r on min. 5. flatness is defined as the difference between the maximum and minimum value of on-resistance measured. 6. leakage parameters are 100% tested at maximum rated hot temperature and guaranteed by correlation at +25oc. 7. off isolation = 20log 10 [v com / (v nc or v no )]. see figure 5.
1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 4 ps8187a 06/29/99 PS301/ps302/ps303 precision, single supply spst analog switches electrical specifications - single +12v supply (v+ = 12v 10%, gnd = 0v, v inh = 5v, v inl = 0) r e t e m a r a pl o b m y ss n o i t i d n o c) c ( p m e tn i m ) 1 ( p y t ) 2 ( x a m ) 1 ( s t i n u h c t i w s g o l a n a s g o l a n al a n g ie g n a r ) 3 ( v g o l a n a 0+ vv e c n a t s i s e r - n or n o , v 2 1 = + v i m o c v , a m 1 = o n v r o c n v 6 = 5 24 15 3 w l l u f5 4 c i m a n y d e m i t n o - n r u t ) 3 ( t n o v o n r ov c n 2 e r u g i f , v 6 = 5 25 80 5 1 s n l l u f0 4 2 e m i t f f o - n r u t ) 3 ( t f f o 5 25 20 0 1 l l u f0 5 1 e m i t e k a m - e r o f e b - k a e r b y a l e d ) 3 ( t d y l n o 3 0 3 s p5 225 n o i t c e j n i e g r a h c ) 3 ( q c l v , f n 1 = n e g , v 6 = r n e g = 0 w 4 e r u g i f , 5 2c p y l p p u s t n e r r u c y l p p u s e v i t i s o p+ i v , v 2 . 3 1 = + v n i , + v r o v 0 = f f o r o n o s l e n n a h c l l a l l u f1 ?1 0 . 01 m a electrical specifications - single +3.3v supply (v+ = 3.3v 10%, gnd = 0v, v inh = 2.4v, v inl = 0.8v) r e t e m a r a pl o b m y ss n o i t i d n o c) c ( p m e tn i m ) 1 ( p y t ) 2 ( x a m ) 1 ( s t i n u h c t i w s g o l a n a s g o l a n al a n g ie g n a r ) 3 ( v g o l a n a 0+ vv e c n a t s i s e r - n or n o i , v 3 = + v m o c , a m 1 = v o n v r o c n v 5 . 1 = 5 23 85 7 1 w l l u f25 7 c i m a n y d e m i t n o - n r u t ) 3 ( t n o v no r ov nc 2 e r u g i f , v 5 . 1 = 5 20 6 10 0 4 s n l l u f0 0 5 e m i t f f o - n r u t ) 3 ( t f f o 5 20 45 2 1 l l u f5 7 1 e m i t e k a m - e r o f e b - k a e r b y a l e d ) 3 ( t d y l n o 3 0 3 s p5 225 n o i t c e j n i e g r a h c ) 3 ( q c l v , f n 1 = n e g , v 0 = r n e g = 0 w 4 e r u g i f , 5 215c p y l p p u s t n e r r u c y l p p u s e v i t i s o p+ i = + v3.6v , v n i , + v r o v 0 = f f o r o n o s l e n n a h c l l a l l u f1 ?1 0 . 01 m a
1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 5 ps8187a 06/29/99 PS301/ps302/ps303 precision, single supply spst analog switches test circuits/timing diagrams figure 2. switching time figure 3. break-before-make interval (ps303 only) figure 4. charge injection gnd +5v no or nc com v com = 3v logic input in v+ t r <20ns t f <20ns v out = v com r l r l + r on () c l includes fixture and stray capacitance v out r l 1k w c l 35pf logic input waveforms inverted for switches that have opposite logic t off t on v out 90% logic input switch output +3v 0v 0v 50% 90% v+ no1 gnd nc no +3v in v+ +3v 50% 90% 90% logic input logic input c l 0v 0v switch output v out includes fixture and stray capacitance. t d v c l r l 35 out 300 w pf v+ +5v no or nc gnd com r gen v out c l 1nf v out d v out in v gen on on off off off off in q = ( d v out )(c l ) in logic input in polarity depends on no or nc switch function w
1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 6 ps8187a 06/29/99 PS301/ps302/ps303 precision, single supply spst analog switches test circuits/timing diagrams (continued) figure 5. off isolation figure 7. channel-off capacitance figure 6. crosstalk figure 8. channel-on capacitance v+ +5v nc capacitance meter or no com gnd 10nf in 0v or 2.4v f = 1khz v+ +5v nc analyzer gnd or no com 10nf in 0v or 2.4v com r l v+ +5v analyzer n02 gnd com1 10nf in2 r l com signal generator 0dbm 0v or 3.5v 0v or 2.4v com2 in1 n01 nc 50 w 50 w v+ +5v nc capacitance meter gnd or no com 10nf in 0v or 2.4v f = 1khz w
1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 7 ps8187a 06/29/99 PS301/ps302/ps303 precision, single supply spst analog switches overvoltage proper power-supply sequencing is recommended for all cmos devices. do not exceed the absolute maximum ratings, because stresses beyond the listed ratings may cause permanent damage to the devices. always sequence v+ on first, and then logic inputs. if power-supply sequencing is not possible, add two small signal diodes or two current limiting resistors in series with the supply pins for overvoltage protection (figure 1). adding diodes reduces the analog signal range, but low switch resistance and low leakage characteristics are unaffected. applications information figure 1. overvoltage protection is accomplished by using two external blocking diodes or two current limiting resistors. v+ positive supply com no v g v- protection gnd when powered from +5v the PS301/ps302/ps303 can be oper- ated with either ttl- or cmos-logic levels. if v+ is different than +5v, the logic threshold level will vary. power consumption is minimal when the logic control voltages reach v+ or gnd. logic levels ordering information t r a pe g n a r . p m e te g a k c a p 3 s p1 0a p cc o 0 7 + o t c o 0p i d c i t s a l p 8 3 s p1 0a s cc o 0 7 + o t c o 0o s w o r r a n 8 3 s p1 0cua c o 0 7 + o t c o 0p o s m 8 3 s p1 0a p ec o 5 8 + o t c o 0 4 ?p i d c i t s a l p 8 3 s p1 0a s ec o 5 8 + o t c o 0 4 ?o s w o r r a n 8 3 s p2 0a p cc o 0 7 + o t c o 0p i d c i t s a l p 8 3 s p2 0a s cc o 0 7 + o t c o 0o s w o r r a n 8 3 s p2 0cua c o 0 7 + o t c o 0p o s m 8 t r a pe g n a r . p m e te g a k c a p a p e 2 0 3 s p ? c o 5 8 + o t c o 0 4 p i d c i t s a l p 8 a s e 2 0 3 s p ? c o 5 8 + o t c o 0 4 o s w o r r a n 8 a p c 3 0 3 s pc o 0 7 + o t c o 0p i d c i t s a l p 8 a s c 3 0 3 s pc o 0 7 + o t c o 0o s w o r r a n 8 a u c 3 0 3 s pc o 0 7 + o t c o 0p o s m 8 0 3 s p 3 a p e ? c o 5 8 + o t c o 0 4 p i d c i t s a l p 8 a s e 3 0 3 s p ? c o 5 8 + o t c o 0 4 o s w o r r a n 8 pericom semiconductor corporation 2380 bering drive ? san jose, ca 95131 ? 1-800-435-2336 ? fax (408) 435-1100 ? http://www.pericom.com
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