Precision Micropower
Single-Supply Operational Amplifiers
a
OP777/OP727/OP747
FEATURES
FUNCTIONAL BLOCK DIAGRAMS
Low Offset Voltage: 100 ꢀV Max
Low Input Bias Current: 10 nA Max
8-Lead MSOP
(RM-8)
14-Lead SOIC
(R-14)
3.0
1.5
Single-Supply Operation:
Dual-Supply Operation: ꢁ
V to 30 V
V to ꢁ15 V
1
8
NC
ꢂIN
ꢃIN
Vꢂ
NC
V+
OUT
NC
Low Supply Current: 300 ꢀA/Amp Max
Unity Gain Stable
No Phase Reversal
OUT A
–IN A
ꢃIN A
Vꢃ
1
2
3
4
5
6
7
14
13
12
11
10
9
OUT D
–IN D
ꢃIN D
V–
OP777
4
5
NC = NO CONNECT
OP747
TOP VIEW
(Not to Scale)
APPLICATIONS
Current Sensing (Shunt)
Line or Battery-Powered Instrumentation
Remote Sensors
ꢃIN B
–IN B
OUT B
ꢃIN C
–IN C
OUT C
8-Lead SOIC
(R-8)
8
Precision Filters
OP727 SOIC Pin-Compatible with LT1013
NC
NC
1
2
3
4
8
7
6
5
OP777
14-Lead TSSOP
(RU-14)
ꢂIN
V+
GENERAL DESCRIPTION
+IN
OUT
NC
The OP777 , OP727 , and OP747 are precision single , dual,
and quad rail-to-rail output single- supply amplifiers featuring
micropoweroperationandrail-to-railoutputranges. These
amplifier sprovideimprovedperformanceovertheindustry -standard
OP07with 15 V supplies , andofferthefurtheradvantageoftrue
Vꢂ
OUT A
–IN A
ꢃIN A
Vꢃ
1
2
3
4
5
6
7
14
13
12
11
10
9
OUT D
–IN D
ꢃIN D
V–
NC = NO CONNECT
8-Lead TSSOP
(RU-8)
OP747
TOP VIEW
(Not to Scale)
single-supplyoperationdownto
V , andsmallerpackage
3.0
options than any other high-voltage precision bipolar amplifier.
Outputs are stable with capacitiveloadsofover 500pF. Supply
currentis lessthan300 μAperamplifierat5V. 500 Ω seriesresis-
tors protect the inputs, allowing input signal levels several volts above
the positive supply without phase reversal.
ꢃIN B
–IN B
OUT B
ꢃIN C
–IN C
OUT C
1
2
3
4
8
7
6
5
OUT A
–IN A
Vꢃ
8
OP727
TOP VIEW
OUT B
–IN B
ꢃIN B
ꢃIN A
(Not to Scale)
V–
Applicationsfortheseamplifiersincludebothline-poweredand
portable instrumentation, remote sensor signal conditioning, and
precision filters.
8-Lead SOIC
(R-8)
TheOP777,OP727,andOP747arespecifiedovertheextended
industrial (–40°C to +85°C) temperature range. The OP777,
single, isavailablein8-leadMSOPand8-leadSOICpackages.
The OP747, quad, is available in 14-lead TSSOP and narrow
14-leadSO packages.Surface-mountdevicesinTSSOPand MSOP
packagesareavailableintapeandreelonly.
ꢃIN A
V–
1
8
7
6
5
–IN A
2
3
4
OUT A
OP727
TOP VIEW
(Not to Scale)
ꢃIN B
–IN B
Vꢃ
OUT B
TheOP727,dual,isavailablein8-leadTSSOPand8-lead
SOICpackages.TheOP7278-leadSOICpinconfiguration
differsfromthestandard8-leadoperationalamplifierpinout.
NOTE: THIS PIN CONFIGURATION DIFFERS
FROM THE STANDARD 8-LEAD
OPERATIONAL AMPLIFIER PINOUT.
SIMILAR LOW POWER PRODUCTS
Supply Voltage/
Supply Current
1.8 V/1 μA
AD8500
AD8502
AD8504
1.8 V/20 μA
ADA4051-1
ADA4051-2
1.8 V/25 μA
AD8505
AD8506
1.8 V/50 μA
2.5 V/1 mA
3.0 V/200 μA
4 V/215 μA
Single
Dual
Quad
AD8603/AD8613
AD8607/AD8617
AD8609/AD8619
ADA4528-1
ADA4091-2
ADA4091-4
AD8622
AD8624
AD8508
D
REV.
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