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rev. 1.00 1 december 14, 2012 rev. 1.00 pb december 14, 2012 ht9251/HT9252/ht9254 low voltage operational amplifers features ? supply voltage range from 1.8v to 5.5v ? supply current: 50a/amplifer - typical ? rail-to-rail input/output ? gain bandwidth: 550khz - typical ? available in single , dual and quad versions ? range of p ackage type s applications ? automotive applications ? portable equipment ? photodiode amplifers ? analog filters ? battery powered systems selection table device op-amps package ht9251 single sot23 -5 HT9252 dual 8dip/sop ht9254 quad 14dip/sop general description the ht9251/HT9252/ht9254 family of operational amplifers offer the benefts of operat ing with a single supply voltage as low as 1.8v and with a supply current of 50 a/ amplifer. the devices also provide full rail-to-rail input and output operation. the device range has a gain bandwidth product of 550khz and is unity gain stable. available in singe, dual and quad versions, along with a range of package types, this range of low voltage operational amplifers will fnd excellent use in a wide range of applications for portable device s and battery powered equipment. block diagram pin assignment
rev. 1.00 2 december 14, 2012 ht9251/HT9252/ht9254 pin description sot23-5 pin name pin description 1 v out analog output 2 v ss negative power supply 3 v in+ non-inverting input 4 v in- inverting input 5 v dd positive power supply 8dip/sop pin name pin description 1 v 1out analog output - op amp 1 2 v 1in- inverting input - op amp 1 3 v 1in+ non-inverting input - op amp 1 4 v ss negative power supply 5 v 2in+ non-inverting input - op amp 2 6 v 2in- inverting input - op amp 2 7 v 2out analog output - op amp 2 8 v dd positive power supply 14dip/sop pin name pin description 1 v 1out analog output - op amp 1 2 v 1in- inverting input - op amp 1 3 v 1in+ non-inverting input - op amp 1 4 v dd positive power supply 5 v 2in+ non-inverting input - op amp 2 6 v 2in - inverting input - op amp 2 7 v 2out analog output - op amp 2 8 v 3out analog output - op amp 3 9 v 3in- inverting input - op amp 3 10 v 3in+ non-inverting input - op amp 3 11 v ss negative power supply 12 v 4in+ non-inverting input - op amp 4 13 v 4in- inverting input - op amp 4 14 v 4out analog output - op amp 4
rev. 1.00 3 december 14, 2012 ht9251/HT9252/ht9254 note: these are stress ratings only. stresses exceeding the range specifed under "absolute maximum ratings" may cause substantial damage to the device. functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability. electrical characteristics unless otherwise indicated, v ss =gnd, t a = 25c, v cm = v dd /2, v out v dd /2, v l =v dd /2, and r l =100k to v l , c l =60pf. symbol parameter test conditions min. typ. max. unit v dd conditions v dd supply voltage 1.8 5.5 v v os input offset voltage 5v v cm =0~3v -6 +6 mv v os /t temperature drift 5v v in =v cm /2 2 uv/c i os input offset current 5v t a =25c 5 pa i b input bias current 5v t a =25c 50 pa v cm input common mode range 5v t a =25c v ss + 20 v dd - 20 m v v oh, v ol maximum output voltage swing 5v 0.5v input overdrive r l =10 0 k to v l v ss + 35 v dd - 35 mv a ol dc open-loop gain - large signal 5v v out = 35m v to v dd ? 35m v v in =v cm /2 70 100 db gbw gain band w idth product 5v r l =10k, c l =60pf, v in =v cm /2 550 khz m phase margin 5v r l =10k, c l =60pf g=+1v/v, v in+ = v dd /2 68 degree cmrr common mode rejection ratio 5v v cm = v ss +20mv to vdd- 20mv 75 db psrr power supply rejection ratio 5v v in =0.2v 65 95 db i cc supply current p er single amplifer 5v io=0a 30 50 70 ua sr slew rate at unity gain 5v r l =1 00k , c l =60pf 0.3 v/s i sc output short circuit current 1.8 v 6 -- ma 5 .5 v 23 -- ma absolute maximum ratings supply voltage ..................................................... 6.0 v input voltage range ................. v ss C0.3v to v dd +0.3v differen tial input v oltage ....................... (v dd C v ss ) esd protection - all pins (hbm;mm) ..... 4kv ; 200v storage temperature .......................... -65c to 150c operating temperature ......................... -40c to 85c junction temperature ......................................... 150c
rev. 1.00 4 december 14, 2012 ht9251/HT9252/ht9254 application circuit s umming a mplifer circuit , r vin -= total rasistance at the inverting input , r vin += total rasistance at the inverting input, r vin + = r vin - compensating effect of parasitic capacitance at the input
rev. 1.00 5 december 14, 2012 ht9251/HT9252/ht9254 typical performance characteristics fig 1. maximum output voltage swing fig 2. slew rate-falling fig 3. slew rate-rising fig 4. small-signal, non-inverting pulse response fig 5. large-signal, non-inverting pulse response
rev. 1.00 6 december 14, 2012 ht9251/HT9252/ht9254 0 10 20 30 40 50 60 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 power supply voltage (v) quiescent current (ua) ta= -40 ta= 25 ta= 85 fig 6. quiescent current vs. power supply voltage 0.10 0.20 0.30 0.40 0.50 0.60 -40 -15 10 35 60 85 ambient temperature () slew rate (v/us) vdd=1.8v, falling edge vdd=1.8v, rising edge vdd=5.0v, falling edge vdd=5.0v, rising edge fig 7. slew rate vs. temperature -50 -35 -20 -5 10 25 40 55 70 85 100 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 power supply voltage (v) output short-circuit current (ma) ta= -40 ta= 25 ta= 85 ta= -40 ta= 25 ta= 85 fig 8. output short-circuit current vs. power supply voltage 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 common mode input voltage (v) input offset voltage (mv) ta= -40 ta= 25 ta= 85 fig 9. input offset voltage vs. common mode input voltage at v dd =5.0v 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 common mode input voltage (v) input offset voltage (mv) ta= -40 ta= 25 ta= 85 fig 10. input offset voltage vs. common mode input voltage at v dd =1.8v
rev. 1.00 7 december 14, 2012 ht9251/HT9252/ht9254 package information note that the package information provided here is for consultation purposes only. as this information may be updated at regular intervals users are reminded to consult the holtek website (http://www.holtek.com.tw/english/ literature/package.pdf) for the latest version of the package information. 5-pin sot23-5 outline dimensions symbol dimensions in inch min. nom. max. a 0.039 D 0.051 a1 D D 0.004 a2 0.028 D 0.035 b 0.014 D 0.020 c 0.004 D 0.010 d 0.106 D 0.122 e 0.055 D 0.071 e D 0.075 D h 0.102 D 0.118 l 0.015 D D 0 D 9 symbol dimensions in mm min. nom. max. a 1.00 D 1.30 a1 D D 0.10 a2 0.70 D 0.90 b 0.35 D 0.50 c 0.10 D 0.25 d 2.70 D 3.10 e 1.40 D 1.80 e D 1.90 D h 2.60 D 3.00 l 0.37 D D 0 D 9
rev. 1.00 8 december 14, 2012 ht9251/HT9252/ht9254 8-pin dip (300mil) outline dimensions symbol dimensions in inch min. nom. max. a 0.355 D 0.375 b 0.240 D 0.260 c 0.125 D 0.135 d 0.125 D 0.145 e 0.016 D 0.020 f 0.050 D 0.070 g D 0.100 D h 0.295 D 0.315 i D 0.375 D symbol dimensions in mm min. nom. max. a 9.02 D 9.53 b 6.10 D 6.60 c 3.18 D 3.43 d 3.18 D 3.68 e 0.41 D 0.51 f 1.27 D 1.78 g D 2.54 D h 7.49 D 8.00 i D 9.53 D
rev. 1.00 9 december 14, 2012 ht9251/HT9252/ht9254 8-pin sop (150mil) outline dimensions ms-012 symbol dimensions in inch min. nom. max. a 0.228 D 0.244 b 0.150 D 0.157 c 0.012 D 0.020 c 0.188 D 0.197 d D D 0.069 e D 0.050 D f 0.004 D 0.010 g 0.016 D 0.050 h 0.007 D 0.010 0 D 8 symbol dimensions in mm min. nom. max. a 5.79 D 6.20 b 3.81 D 3.99 c 0.30 D 0.51 c 4.78 D 5.00 d D D 1.75 e D 1.27 D f 0.10 D 0.25 g 0.41 D 1.27 h 0.18 D 0.25 0 D 8
rev. 1.00 10 december 14, 2012 ht9251/HT9252/ht9254 14-pin dip (300mil) outline dimensions symbol dimensions in inch min. nom. max. a 0.745 D 0.775 b 0.240 D 0.260 c 0.125 D 0.135 d 0.125 D 0.145 e 0.016 D 0.020 f 0.050 D 0.070 g D 0.110 D h 0.295 D 0.315 i D 0.375 D symbol dimensions in mm min. nom. max. a 18.92 D 19.69 b 6.10 D 6.60 c 3.18 D 3.43 d 3.18 D 3.68 e 0.41 D 0.51 f 1.27 D 1.78 g D 2.54 D h 7.49 D 8.00 i D 9.53 D
rev. 1.00 11 december 14, 2012 ht9251/HT9252/ht9254 14-pin sop (150mil) outline dimensions ms-012 symbol dimensions in inch min. nom. max. a 0.228 D 0.244 b 0.150 D 0.157 c 0.012 D 0.020 c 0.337 D 0.334 d D D 0.069 e D 0.050 D f 0.004 D 0.010 g 0.016 D 0.050 h 0.007 D 0.010 0 D 8 symbol dimensions in mm min. nom. max. a 5.79 D 6.20 b 3.81 D 3.99 c 0.30 D 0.51 c 8.56 D 8.74 d D D 1.75 e D 1.27 D f 0.10 D 0.25 g 0.41 D 1.27 h 0.18 D 0.25 0 D 8
rev. 1.00 12 december 14, 2012 ht9251/HT9252/ht9254 product tape and reel specifcations reel dimensions sop 8n symbol description dimensions in mm a reel outer diameter 330.01.0 b reel inner diameter 100.01.5 c spindle hole diameter 13.0 +0.5/-0.2 d key slit width 2.00.5 t1 space between flange 12.8 +0.3/-0.2 t2 reel thickness 18.20.2 sop 14n symbol description dimensions in mm a reel outer diameter 330.01.0 b reel inner diameter 100.01.5 c spindle hole diameter 13.0 +0.5/-0.2 d key slit width 2.00.5 t1 space between flange 16.8 +0.3/-0.2 t2 reel thickness 22.20.2 sot23-5 symbol description dimensions in mm a reel outer diameter 178.01.0 b reel inner diameter 62.01.0 c spindle hole diameter 13.00.2 d key slit width 2.500.25 t1 space between flange 8.4 +1.5/-0.0 t2 reel thickness 11.4 +1.5/-0.0
rev. 1.00 13 december 14, 2012 ht9251/HT9252/ht9254 carrier tape dimensions

sop 8n symbol description dimensions in mm w carrier tape width 12.0 +0.3/-0.1 p cavity pitch 8.00.1 e perforation position 1.750.10 f cavity to perforation (width direction) 5.50.1 d perforation diameter 1.550.1 d1 cavity hole diameter 1.50 +0.25/-0.00 p0 perforation pitch 4.00.1 p1 cavity to perforation (length direction) 2.00.1 a0 cavity length 6.40.1 b0 cavity width 5.20.1 k0 cavity depth 2.10.1 t carrier tape thickness 0.300.05 c cover tape width 9.30.1 sop 14n symbol description dimensions in mm w carrier tape width 16.0 +0.3/-0.1 p cavity pitch 8.00.1 e perforation position 1.750.10 f cavity to perforation (width direction) 7.50.1 d perforation diameter 1.5 +0.1/-0.0 d1 cavity hole diameter 1.50 +0.25/-0.00 p0 perforation pitch 4.00.1 p1 cavity to perforation (length direction) 2.00.1 a0 cavity length 6.50.1 b0 cavity width 9.50.1 k0 cavity depth 2.10.1 t carrier tape thickness 0.300.05 c cover tape width 13.30.1
rev. 1.00 14 december 14, 2012 ht9251/HT9252/ht9254 sot23-5 symbol description dimensions in mm w carrier tape width 8.00.3 p cavity pitch 4.00.1 e perforation position 1.750.10 f cavity to perforation (width direction) 3.500.05 d perforation diameter 1.5 +0.1/-0.0 d1 cavity hole diameter 1.5 +0.1/-0.0 p0 perforation pitch 4.00.1 p1 cavity to perforation (length direction) 2.000.05 a0 cavity length 3.150.10 b0 cavity width 3.20.1 k0 cavity depth 1.40.1 t carrier tape thickness 0.200.03 c cover tape width 5.30.1
rev. 1.00 15 december 14, 2012 ht9251/HT9252/ht9254 holtek semiconductor inc. (headquarters) no.3, creation rd. ii, science park, hsinchu, taiwan tel: 886-3-563-1999 fax: 886-3-563-1189 http://www.holtek.com.tw holtek semiconductor inc. (taipei sales offce) 4f-2, no. 3-2, yuanqu st., nankang software park, taipei 115, taiwan tel: 886-2-2655-7070 fax: 886-2-2655-7373 fax: 886-2-2655-7383 (international sales hotline) holtek semiconductor (china) inc. building no. 10, xinzhu court, (no. 1 headquarters), 4 cuizhu road, songshan lake, dongguan, china 523808 tel: 86-769-2626-1300 fax: 86-769-2626-1311 holtek semiconductor (usa), inc. (north america sales offce) 46729 fremont blvd., fremont, ca 94538, usa tel: 1-510-252-9880 fax: 1-510-252-9885 http://www.holtek.com copyright ? 2012 by holtek semiconductor inc. the information appearing in this data sheet is believed to be accurate at the time of publication. however, holtek assumes no responsibility arising from the use of the specifications described. the applications mentioned herein are used solely for the purpose of illustration and holtek makes no warranty or representation that such applications will be suitable without further modification, nor recommends the use of its products for application that may present a risk to human life due to malfunction or otherwise. holtek's products are not authorized for use as critical components in life support devices or systems. holtek reserves the right to alter its products without prior notifcation. for the most up-to-date information, please visit our web site at http://www.holtek.com.tw.

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