- 1 - ver 00 NJU7048 high-speed, rail-to-rail i/o, quad cmos operational amplifier features ? operating voltage: 2.7v to 5.5v ? high speed sr=9v/s. typ.(at v dd = 5v) gbw=5mhz typ. ? rail-to-rail input/output ? low input bias current i b =1pa typ. ? unity gain stable ? enhanced rf noise immunity ? package ssop14 ? cmos process ? wide temperature range ta= ? 40 to 125 applications ? current sensors / sensor amplifiers ? photodiode amplifiers ? adc front ends ? asic input or output amplifiers ? battery-powered instruments general description the NJU7048 is a quad rail to rail input/output operational amplifier featuring high speed, low input bias current and wide temperature range. high-speed characteristics of slew rate(sr=9v/us. typ.) and bandwidth (gbw=5mhz.typ.), low input bias current (i b =1pa typ.) and wide temperature range (ta= ? 40 to 125 ) makes NJU7048 especially suitable for sensors and filters application for industrial. in addition to the NJU7048 featuring rail to rail input/output makes especially suitable for buffers of input and output for adc, dac, asic and other wide output swing devices. pin configuration package outline ssop14 (top view) 1 2 3 4 14 13 12 11 5 6 7 10 9 8 1 23 4 pin function 1. output 1 8. output 3 2. -input 1 9. -input 3 3. +input 1 10. +input 3 4. v dd 11. v ss 5. +input 2 12. +input 4 6. -input 2 13. -input 4 7. output 2 14. output 4 NJU7048 v (ssop14)
NJU7048 - 2 - ver 00 absolute maximum ratings(ta=25 unless otherwise noted.) (note1) for supply voltage less than +7v, the absolute maximum rating is equal to the supply voltage. (note2) eia/jedec standard test board (76.2 x 114.3 x 1.6mm, 2layers, fr-4) mounting. (note3) eia/jedec standard test board (76.2 x 114.3 x 1.6mm, 4layers, fr-4) mounting. (note4) do not exceed ?power dissipation: p d ? in which power dissipation in ic is shown by the absolute maximum rating. see figure ?power dissipation curve? when ambient temperature is over 25 ? c. recommended operating condition ( ta = 2 5 ? c) parameter symbol rating unit supply voltage v dd 2.7 to 5.5 v parameter symbol ratings unit supply voltage v dd +7 v input common mode voltage v icm v ss -0.3 to v dd +0.3 v differential input voltage v id 7 (note1) v power dissipation p d [ssop14] 500 note2 , 690 note3 mw operating temperature range t opr -40 to +125 ? c storage temperature range t stg -55 to +150 ? c figure1.power dissipation derating curve 0 100 200 300 400 500 600 700 0 25 50 75 100 125 150 ambient temperature ta [oc] power dissipation pd [mw] ssop14 (2-layers) ssop14 (4-layers)
NJU7048 - 3 - ver 00 electrical characteristics dc character (v dd =5v, v ss =0v, ta = 2 5 ? c, unless otherwise noted.) parameter symbol test condition min. typ. max. unit supply current icc no signal - 5.3 8.4 ma v icm =5v - 0.9 5 mv v icm =2.5v - 0.9 5 mv input offset voltage v io v icm =0v - 0.9 5 mv input offset voltage drift ? vio/ ? t - 2 - v/c input bias current i b - 1 - pa input offset current i io - 1 - pa open loop gain a v vout=1.5v to 3.5v, r l =10k ? to 2.5v 90 110 - db common mode rejection ratio cmr v icm =0v to 5v 60 80 - db supply voltage rejection ratio svr v dd =2.7v to 5.5v, v icm =0v 65 90 - db r l =10k ? to 2.5v 4.95 4.99 - v v oh r l =600 ? to 2.5v 4.88 4.93 - v r l =10k ? to 2.5v - 0.01 0.05 v maximum output voltage v ol r l =600 ? to 2.5v - 0.07 0.12 v common mode input voltage range v icm cmr 60db 0 - 5 v ac character (v dd =5v, v ss =0v, v icm =2.5v, ta = 2 5 ? c, unless otherwise noted.) parameter symbol test condition min. typ. max. unit gain bandwidth product gbw g v =40db, r f =100k ? , r l =10k ? , c l =20pf - 5 - mhz phase margin m g v =40db, r f =100k ? , r l =10k ? , c l =20pf - 70 - deg gain margin g m g v =40db, r f =100k ? , r l =10k ? , c l =20pf - 16 - db equivalent input noise voltage v ni f=1khz - 20 - nv/ hz slew rate sr g v =0db, r l =10k ? , c l =20pf, v in =2v pp 5 9 - v/ s total harmonic distortion thd g v =0db, r l =10k ? , f=1khz, v o =1vrms - 0.01 - % channel separation cs f=1khz - 130 - db
NJU7048 - 4 - ver 00 electrical characteristics dc character (v dd =2.7v, v ss =0v, ta = 2 5 ? c, unless otherwise noted.) parameter symbol test condition min. typ. max. unit supply current icc no signal - 4.5 7.2 ma v icm =2.7v - 0.9 5 mv v icm =1.35v - 0.9 5 mv input offset voltage v io v icm =0v - 0.9 5 mv input offset voltage drift ? vio/ ? t - 2 - v/c input bias current i b - 1 - pa input offset current i io - 1 - pa open loop gain a v vout=0.35v to 2.35v, r l =10k ? to 1.35v 90 110 - db common mode rejection ratio cmr v icm =0v to 2.7v 55 75 - db r l =10k ? to 1.35v 2.65 2.69 - v v oh r l =600 ? to 1.35v 2.6 2.64 - v r l =10k ? to 1.35v - 0.01 0.05 v maximum output voltage v ol r l =600 ? to 1.35v - 0.05 0.1 v common mode input voltage range v icm cmr 55db 0 - 2.7 v ac character (v dd =2.7v, v ss =0v, v icm =1.35v, ta = 2 5 ? c, unless otherwise noted.) parameter symbol test condition min. typ. max. unit gain bandwidth product gbw g v =40db, r f =100k ? , r l =10k ? , c l =20pf - 5 - mhz phase margin m g v =40db, r f =100k ? , r l =10k ? , c l =20pf - 65 - deg gain margin g m g v =40db, r f =100k ? , r l =10k ? , c l =20pf - 18 - db equivalent input noise voltage v ni f=1khz - 20 - nv/ hz slew rate sr g v =0db, r l =10k ? , c l =20pf, v in =2v pp 3.5 7 - v/ s total harmonic distortion thd g v =0db, r l =10k ? , f=1khz, v o =1vrms - 0.02 - % channel separation cs f=1khz - 130 - db
NJU7048 - 5 - ver 00 typical characteristics unity gain frequency response (load capacitance) g v =0db, v dd =5v, ta=25oc -10 -8 -6 -4 -2 0 2 4 6 8 10 1k 10k 100k 1m 10m 100m frequency [hz] gain [db] c l =200pf c l =20pf c l =100pf c l =300pf unity gain frequency response (load capacitance) g v =0db, v dd =2.7v, ta=25oc -10 -8 -6 -4 -2 0 2 4 6 8 10 1k 10k 100k 1m 10m 100m frequency [hz] gain [db] c l =200pf c l =20pf c l =100pf c l =300pf gain/phase vs. frequency (temperature) g v =40db, v dd =5v, r f =100k ? , r g =1k ? , r l =10k ? , c l =20pf -60 -40 -20 0 20 40 60 1k 10k 100k 1m 10m 100m frequency [hz] gain[db] -180 -120 -60 0 60 120 180 phase[] gain phase ta=+25c ta=-40c ta=+125c gain/phase vs. frequency (temperature) g v =40db, v dd =2.7v, r f =100k ? , r g =1k ? , r l =10k ? , c l =20pf -60 -40 -20 0 20 40 60 1k 10k 100k 1m 10m 100m frequency [hz] gain[db] -180 -120 -60 0 60 120 180 phase[] gain phase ta=+25c ta=-40c ta=+125c gain/phase vs. frequency (load capacitance) g v =40db, v dd =5v, r f =100k ? , r g =1k ? , r l =10k ? , ta=25oc -60 -40 -20 0 20 40 60 1k 10k 100k 1m 10m 100m frequency [hz] gain [db] -180 -120 -60 0 60 120 180 phase [] gain phase c l =300pf c l =20pf c l =100pf gain/phase vs. frequency (load capacitance) g v =40db, v dd =2.7v, r f =100k ? , r g =1k ? , r l =10k ? , ta=25oc -60 -40 -20 0 20 40 60 1k 10k 100k 1m 10m 100m frequency [hz] gain [db] -180 -120 -60 0 60 120 180 phase [] gain phase c l =300pf c l =20pf c l =100pf
NJU7048 - 6 - ver 00 transient response (temperature) v dd =5v, v in =2vpp, r l =10k ? , c l =20pf -1.2 -0.8 -0.4 0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 -0 .2 -0 .1 0. 0 0. 1 0. 2 0. 3 0. 4 0. 5 0. 6 0. 7 0. 8 0. 9 1. 0 1. 1 1. 2 1. 3 1. 4 1. 5 0.1s/div 0.4v/div -3.6 -3.2 -2.8 -2.4 -2 -1.6 -1.2 -0.8 -0.4 0 0.4 0.8 1.2 input output ta=+125oc ta=+25oc ta=-40oc transient response (temperature) v dd =2.7v, v in =2vpp, r l =10k ? , c l =20pf -1.2 -0.8 -0.4 0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 -0 .2 -0 .1 0. 0 0. 1 0. 2 0. 3 0. 4 0. 5 0. 6 0. 7 0. 8 0. 9 1. 0 1. 1 1. 2 1. 3 1. 4 1. 5 0.1s/div 0.4v/div -3.6 -3.2 -2.8 -2.4 -2 -1.6 -1.2 -0.8 -0.4 0 0.4 0.8 1.2 input output ta=+125oc ta=+25oc ta=-40oc transient response (load capacitance) v dd =5v, v in =2vpp, r l =10k ? , ta=25oc -1.2 -0.8 -0.4 0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 -0 .2 -0 .1 0. 0 0. 1 0. 2 0. 3 0. 4 0. 5 0. 6 0. 7 0. 8 0. 9 1. 0 1. 1 1. 2 1. 3 1. 4 1. 5 1. 6 0.1s/div 0.4v/div -3.6 -3.2 -2.8 -2.4 -2 -1.6 -1.2 -0.8 -0.4 0 0.4 0.8 1.2 input output c l =300pf c l =20pf c l =100pf transient response (load capacitance) v dd =2.7v, v in =2vpp, r l =10k ? , ta=25oc -1.2 -0.8 -0.4 0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 -0 .2 -0 .1 0. 0 0. 1 0. 2 0. 3 0. 4 0. 5 0. 6 0. 7 0. 8 0. 9 1. 0 1. 1 1. 2 1. 3 1. 4 1. 5 1. 6 0.1s/div 0.4v/div -3.6 -3.2 -2.8 -2.4 -2 -1.6 -1.2 -0.8 -0.4 0 0.4 0.8 1.2 input output c l =300pf c l =20pf c l =100pf slew rate vs. temperature (supply voltage) g v =0db, v in =1vpp, r l =10k ? , c l =20pf 4 5 6 7 8 9 10 11 12 -50 -25 0 25 50 75 100 125 150 temperature [oc] slew rate [v/s] v dd =5v v dd =2.7v gain bandwidth product vs. temperature g v =40db, r l =10k ? , c l =20pf 0 1 2 3 4 5 6 7 8 9 10 -50 -25 0 25 50 75 100 125 150 temperature [oc] gain bandwidth product [mhz] v dd =5v v dd =2.7v
NJU7048 - 7 - ver 00 input offset voltage vs. temperature v dd =5v, v icm =2.5v -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 -50 -25 0 25 50 75 100 125 150 temperature [oc] input offset voltage [mv] input voltage noise vs. frequency v dd =5v, r s =100 ? , r f =10k ? , ta=25c 0 50 100 150 200 10 100 1k 10k 100k frequency [hz] input voltage noise [nv/ hz] input offset voltage distribution v dd =5v, v icm =2.5v, ta=25oc 0 10 20 30 40 50 60 70 80 90 -6-5-4-3-2-10123456 input offset voltage[mv] number of amplifiers n=200 =0.88mv input offset voltage drift distribution v dd =5v, v icm =2.5v, ta=-40oc to 125oc 0 10 20 30 40 50 60 -10-8-6-4-20246810 input offset voltage drift[ v/oc] number of amplifiers n=200 =1.59 v/oc supply current vs. supply voltage(temperature) v icm =v dd /2 0 1 2 3 4 5 6 7 8 02468 supply voltage [v] supply current [ma] ta=+125c ta=-40c ta=+25c supply current vs. temperature v icm =v dd /2 0 1 2 3 4 5 6 7 8 -50 -25 0 25 50 75 100 125 150 ambient temperature [oc] supply current [ma] v dd =2.7v v dd =5v
NJU7048 - 8 - ver 00 maximum output voltage vs. load resistance ta=25oc -2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5 10 100 1k 10k load resistance [ ? ] maximum output voltage [ v ] v + /v - =2.5v v + /v - =1.35v input offset voltage vs. common mode input voltage (temperature) v dd =5v, v icm =v dd /2 -5 -4 -3 -2 -1 0 1 2 3 4 5 -10123456 common mode in put voltage [v] input offset voltage [mv] ta=+125c ta=-40c ta=+25c input offset voltage vs. common mode input voltage (temperature) v dd =2.7v, v icm =v dd /2 -5 -4 -3 -2 -1 0 1 2 3 4 5 -101234 common mode in put voltage [v] input offset voltage [mv] ta=+125c ta=-40c ta=+25c cmr vs. temperature (supply voltage) v icm =v ss to v dd 0 20 40 60 80 100 120 140 -50 -25 0 25 50 75 100 125 150 temperature [oc] common mode rejection ratio [db] v dd =5v v dd =2.7v open loop gain vs. temperature (supply voltage) v o =v dd /2 1v 0 20 40 60 80 100 120 140 -50 -25 0 25 50 75 100 125 150 temperature [oc] open loop gain [db] v dd =5v v dd =2.7v svr vs. temperature v dd =2.7v to 5.5v 0 20 40 60 80 100 120 140 -50 -25 0 25 50 75 100 125 150 temperature [oc] supply voltage rejection ratio [db]
NJU7048 - 9 - ver 00 maximum output voltage vs. output current v dd =5v, vid=1.0v 0 1 2 3 4 5 0 30 60 90 120 150 output current [ma] maximum output voltage [v] ta=+125c ta=-40c ta=+25c maximum output voltage vs. output current v dd =2.7v, vid=1.0v 0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 0 102030405060 output current [ma] maximum output voltage [v] ta=-40c ta=+125c ta=+25c
NJU7048 - 10 - ver 00 package dimensions unit: mm ssop14 1 7 8 m 6.40.3 4.40.2 0.220.1 0.1 0.1 1.150.1 0.10.1 0.65 0.50.2 0.15- 0.05 +0.1 0 10 ? 0.67max 5.0 -0.1 +0.3 14
NJU7048 - 11 - ver 00 memo [caution] the specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. the application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights.
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