philips semiconductors linear products product specification ne/sa5570 brushless dc motor controller 1151 august 31, 1994 853-1135 13721 description the ne/sa/se5570 is a three-phase brushless dc motor controller with a microprocessor-compatible serial input data port; 8-bit monotonic digital-to-analog converter; pwm comparator; oscillator; three hall sensor inputs and six source/sink phase pre-drivers. features ? 8-bit dac ? serial-to-parallel converter ? output pre-drivers ? entire switch mode conversion ? adaptable to 60 or 120 commutation ? overcurrent protection applications ? motor controller for three-phase brushless dc motor ? robotics ? computer peripherals pin configuration 1 2 3 4 5 6 7 8 9 10 11 12 13 14 24 23 22 21 20 19 18 17 16 15 d 1 , n packages top view note: 1. available in large so (sol) package only. data clock ce reset dac ref in osc out rt/ct loop filter 2 loop filter 1 feedback inv non-inv v dd phase 1h phase 1l phase 2h phase 2l phase 3h phase 3l hs 1 hs 2 hs 3 current gnd sense ordering information description temperature range order code dwg # 24-pin plastic dual in-line package (dip) 0 to +70 c ne5570n 0412a 24-pin small outline large package (sol) 0 to +70 c ne5570d 0173d 24-pin plastic dual in-line package (dip) -40 c to +85 c sa5570n 0412a 24-pin small outline large package (sol) -40 c to +85 c sa5570d 0173d 24-pin plastic dual in-line package (dip) -55 c to +125 c se5570n 0412a
philips semiconductors linear products product specification ne/sa5570 brushless dc motor controller august 31, 1994 1152 block diagram dac register 1 2 3 data clock ce data register mr q0 q1 q2 q3 q4 q5 q6 q7 q8 q9 q10 d0 d1 d2 d3 d4 d5 d6 d7 d8 load mr q0 q1 q2 q3 q4 q5 q6 q7 q8 reset dac ref in 4 5 osc out 6 rt/ct 7 sawtooth generator pwm loop filter 8 2 error amp loop filter 1 9 dac s q r cw/ccw enable cntl d8 ldr mr q8 register d7 d6 d5 d4 lctl q7 q6 q5 q4 pgo 120 brake cmd brake enable lock brake cycle cmd q r s i sense comp + or amp hs3 hs2 hs1 15 16 17 decode logic 24 13 23 v dd phase 1h 22 21 20 phase 1l phase 2h phase 2l 19 18 phase 3h phase 3l 0.5v 14 i sense 12 non inv inv 11 + fdbk 10 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 gnd absolute maximum ratings symbol parameter rating unit symbol parameter ne5570 sa5570 se5570 unit temperature range t a operating ambient 0 to 70 -40 to 85 -55 to 125 c t j operating junction -55 to 150 -55 to 150 -55 to 150 c t stg storage -65 to 150 -65 to 150 -65 to 150 c v dd power supply 16 16 16 v logic inputs, all -0.3 to 15 -0.3 to 15 -0.3 to 15 v
philips semiconductors linear products product specification ne/sa5570 brushless dc motor controller august 31, 1994 1153 recommended operating conditions symbol parameter rating unit t a ambient temperature range ne grade 0 to 70 c sa grade -40 to 85 c se grade -55 to 125 c t j junction temperature range ne grade 0 to 90 c sa grade -40 to 105 c se grade -55 to 145 c v dd supply voltage 9.6 to 14.4 v dc electrical characteristics limits apply at v dd =12v 10%, v ref =5v and over operating temperature range unless otherwise specified. t ypical data applies at t a =25 c symbol parameter test conditions sa/ne5570 se5570 unit symbol parameter test conditions min typ max min typ max unit oscillator f o frequency initial accuracy t a =25 c, r t =2.49k w , c t =22nf 18.5 20 21 18.5 20 21 khz f c frequency drift over temp r t =2.49k w , c t =22nf 18 22 18 22 khz supply voltage sensitivity t a =25 c 2 2 %/v output pulse width t a =25 c, r t =2.49k w , c t =22nf 500 1000 500 1000 ns motor phase pre-drivers t r rise time r l =2k w to gnd, c l =2nf [1v to 11v] 500 500 ns t f fall time r l =2k w to v cc , c l =2nf [1v to 11v] 500 500 ns i out i source v oh =8v 80 80 ma i out i sink v ol =3.1v 80 80 ma v oh i source =5ma 11 11.8 11 11.8 v v out v oh i source =80ma (over temp) 8 10 8 10 v v ol i sink =5ma 0.4 1 0.4 1 v v ol i sink =80ma (over temp) 2 3.1 2 3.1 pwm comparator i bias input bias current 1 1 m a current sense comparator i bias input bias current 1 1 m a v th current sense trip level 350 500 600 350 500 600 mv t pd propagation delay to output drivers c l =2nf 250 250 ns error amplifier i bias input bias current 1 1 m a v cm input common-mode voltage range 0 5 0 5 v v ol large-signal voltage gain v out =1v to 11v 70 90 70 90 db psrr power supply rejection ratio 60 60 db v o output voltage swing v in =+50mv, i l =-150 m a v in =-50mv, i l =+150 m a 11.5 11.7 0.2 0.5 11.5 11.7 0.2 0.5 v v dc electrical characteristics (continued) limits apply at v dd =12v +10%, v ref =5v and over operating temperature range unless otherwise specified. t ypical data applies at t a =25 c.
philips semiconductors linear products product specification ne/sa5570 brushless dc motor controller august 31, 1994 1154 symbol parameter test conditions sa/ne5570 se5570 unit symbol parameter test conditions min typ max min typ max unit operational amplifier v os offset voltage -20 3 +20 -20 3 +20 mv i bias input bias current 1 1 m a v cm input common-mode voltage range t a =25 c over temp. -0.3 0 5 5 -0.3 0 5 5 v v ol large signal voltage gain v out =1v to 11v 70 90 70 90 db psrr power supply rejection ratio 60 90 60 90 db v o output voltage swing v in =+50mv, i l =-150 m a v in =-50mv, i l =+150 m a 11.5 11.7 0.2 0.5 11.5 11.7 0.2 0.5 v v cmrr common-mode rejection ratio r s =10k w 60 80 60 80 db gbw gain bandwidth r f =100k w 250 250 khz v nn input noise voltage f=1khz 300 300 nv/ hz digital-to-analog converter resolution 8 8 bits inl integral non-linearity error 1 2 1 2 lsb dnl differential non-linearity error 1 0.5 1 0.5 1 lsb v fs full-scale gain error error amp. a v =1 0.2 0.8 0.2 0.8 %fs full-scale temperature drift v ref t c =0ppm/ c 20 20 ppm/ c v zs zero-scale offset error error amp. a v =1 1 2 1 2 lsb z in input impedance (dac ref. in) 30 45 60 30 45 60 k w t s settling time to 0.5 lsb 5 5 m s t plh propagation delay time (high) through dac 200 200 ns t phl propagation delay time (low) through dac 200 200 ns logic inputs v ih input voltage: ttl high 2.0 12 2.0 12 v v il input voltage: ttl low 0 0.8 0 0.8 v i ih input current: ttl high 1 1 m a i il input current: ttl low 1 1 m a supply current i dd 1.8 5.0 1.8 5.0 ma notes: 1. monotonicity guaranteed over operating temperature range.
philips semiconductors linear products product specification ne/sa5570 brushless dc motor controller august 31, 1994 1155 typical performance characteristics r t = 10k r t = 20k r t = 100k r t = 5k r t = 3k r t = 2.49k r t = 2k r t = 1k ne5570 oscillator frequency vs temperature oscillator frequency vs r t and c t ne5570 oscillator frequency vs supply voltage ne5570 oscillator output pulse width ne5570 op amp gain vs temperature ne5570 current sense comparator threshold vs temperature i cc vs v cc ne5570 logic threshold voltage vs temperature 22.0 21.5 21.0 20.5 20.0 19.5 19.0 18.5 18.0 6040 20 0 20 40 60 80 100 120 temp ( o c) frequency (khz) v cc = 12v t a = 25 o c 10 1 10 0 10 1 10 2 10 3 10 4 10 2 10 1 10 0 10 1 10 2 10 3 oscillator frequency (khz) c ( f) t m t a = 55 o c t a = +25 o c t a = +125 o c 5.000 .5000 /div .0000 9.000 v1 .6000/div (v) 15.00 v cc = (v) i (ma) cc 2000 1900 1800 1700 1600 1500 1400 1300 1200 1100 1000 60 40 20 0 20 40 60 80 100 120 temp ( o c) threshold vol tage (mv) on off v cc = 12v 100 80 60 40 20 0 60 40 20 0 20 40 60 80 100 120 temp ( o c) gain (db) v cc = + 5v 6040 20 0 20 40 60 80 100 120 temp ( o c) v cc = 12v 600 500 400 300 200 100 0 current sense threshold (mv) 15 14 13 12 11 10 9 18 19 20 21 22 frequency (khz) supply vol tage (v) t a = 25 o c v cc = 12v 6040 20 0 20 40 60 80 100 120 temp ( o c) 800 700 600 500 400 300 200 pulse width (ns)
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