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MINI ANALOG SERIES Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
S-89430A/89431A
mini-analog series group that incorporate general purpose analog circuit small package. S-89430A/89431A CMOS type operational amplifier that feature Rail-to-Rail*1 internal phase compensation circuit, that driven lower voltage with lower current consumption than existing bipolar operational amplifiers. These features make this product ideal solution small battery-powered portable equipment. These features enable driving lower voltage (from with lower current consumption (0.5 S-89430A/89431A single operational amplifier. Rail-to-Rail registered trademark Motorola Inc.
Features
Lower operating voltage than conventional general-purpose operational amplifiers: current consumption: Wide voltage range: Rail-to-Rail input offset voltage: 10.0 (max.) (S-89430A) (max.) (S-89431A) external capaciters required internal phase compensation Lead-free products VCMR
Application
Cellular phones PDAs Notebook Digital cameras Digital video cameras
Package
Package Name SC-88A SOT-23-5 Package NP005-B MP005-A Drawing Code Tape NP005-B MP005-A Reel NP005-B MP005-A
Seiko Instruments Inc.
MINI ANALOG SERIES S-89430A/89431A Product Name List
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
Input Offset Voltage Remark
Table SC-88A (Single) S-89430ACNC-HBUTFG S-89431ACNC-HBVTFG
SOT-23-5 (Single) S-89430ACMC-HBUT2G S-89431ACMC-HBVT2G
Delivery form Taping only
Configuration
SC-88A view
Table Symbol IN(+) IN(-) Description Non-inverted input Inverted input Output Positive power supply Internal Equivalent Circuit Figure Figure Figure Figure
Figure
SOT-23-5 view
Figure
Seiko Instruments Inc.
MINI ANALOG SERIES Rev.5.0_00 Internal Equivalent Circuit
Output
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER S-89430A/89431A
Input
Figure
Figure
Figure
Seiko Instruments Inc.
MINI ANALOG SERIES S-89430A/89431A
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
Absolute Maximum Ratings
Table 25°C unless otherwise specified) Parameter Power supply voltage Input voltage Output voltage Differential input voltage Output current Power SC-88A dissipation SOT-23-5 Operating temperature range Storage temperature range Caution Symbol VOUT VIND ISOURCE ISINK Topr Tstg Ratings (7.0 max.) (7.0 max.) ±5.5 +125 Unit
absolute maximum ratings rated values exceeding which product could suffer physical damage. These values must therefore exceeded under conditions.
Recommended Operating Voltage Range
Table Parameter Operating power supply voltage range Symbol Range Unit
Seiko Instruments Inc.
MINI ANALOG SERIES Rev.5.0_00 Electrical Characteristics
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER S-89430A/89431A
Table Characteristics (VDD Parameter Current consumption Input offset voltage
Symbol
Measurement Conditions VCMR VOUT S-89430A VCMR S-89431A VCMR VOUT VCMR VCMR
Input offset current Input bias current IBIAS Common-mode input VCMR voltage range Voltage gain AVOL (open loop) Maximum output swing voltage Common-mode input CMRR signal rejection ratio Power supply voltage PSRR rejection ratio Source current ISOURCE
25°C unless otherwise specified) Measurement Min. Typ. Max. Unit Circuit Figure Figure 2.95 0.05 Figure Figure Figure Figure Figure Figure
VOUT VDD-0.1 Figure VOUT 4800 6000 VOUT Sink current ISINK Figure VOUT 4800 6000 When output saturated side, current consumption flow. (Refer Current consumption Common-mode input voltage characteristics graphs characteristics data.
Table Characteristics (VDD Parameter Symbol Slew rate Gain-bandwidth product Maximum load capacitance 25°C unless otherwise specified) Measurement Conditions Min. Typ. Max. Unit (Refer Figure 14.) V/ms
Seiko Instruments Inc.
MINI ANALOG SERIES S-89430A/89431A
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
Table Characteristics (VDD Parameter Current consumption Input offset voltage Input offset current Input bias current Common-mode input voltage range Voltage gain (open loop) Maximum output swing voltage Common-mode input signal rejection ratio Power supply voltage rejection ratio Source current
Symbol IBIAS VCMR AVOL
Measurement Conditions VCMR VOUT S-89430A VCMR 0.9V S-89431A VCMR 0.9V
25°C unless otherwise specified) Measurement Min. Typ. Max. Unit Circuit Figure Figure 0.05 Figure Figure Figure Figure Figure Figure
VOUT VCMR 1.75 VCMR CMRR VCMR PSRR ISOURCE
VOUT Figure 1200 1800 VOUT VOUT Sink current ISINK Figure 1200 1800 VOUT When output saturated side, current consumption flow. (Refer Current consumption Common-mode input voltage characteristics graphs characteristics data.
Table Characteristics (VDD Parameter Symbol Slew rate Gain-bandwidth product Maximum load capacitance 25°C unless otherwise specified) Measurement Conditions Min. Typ. Max. Unit (Refer Figure 14.) V/ms
Seiko Instruments Inc.
MINI ANALOG SERIES
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER S-89430A/89431A
Table Characteristics (VDD Parameter Current consumption Input offset voltage
Symbol
Measurement Conditions VCMR VOUT 0.45 S-89430A VCMR 0.45V S-89431A VCMR 0.45V
Input offset current Input bias current IBIAS Common-mode input VCMR Figure voltage range Voltage gain VOUT AVOL Figure (open loop) VCMR 0.45 Maximum output 0.85 Figure swing voltage 0.05 Figure VCMR Common-mode input CMRR Figure VCMR 0.35 signal rejection ratio Power supply voltage PSRR Figure rejection ratio Source current ISOURCE Figure VOUT VOUT Sink current ISINK Figure VOUT When output saturated side, current consumption flow. (Refer Current consumption Common-mode input voltage characteristics graphs characteristics data.) Table Characteristics (VDD Parameter Symbol Slew rate Gain-bandwidth product Maximum load capacitance 25°C unless otherwise specified) Measurement Conditions Min. Typ. Max. Unit (Refer Figure 14.) V/ms
25°C unless otherwise specified) Measurement Min. Typ. Max. Unit Circuit Figure Figure
Seiko Instruments Inc.
MINI ANALOG SERIES S-89430A/89431A Measurement Circuit
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
Power supply voltage rejection ratio
Power supply voltage rejection ratio (PSRR) power supply voltage rejection ratio (PSRR) calculated following expression, with VOUT measured each VDD.
VOUT
Measurement conditions: When VDD1, VOUT VOUT1 When VDD2, VOUT VOUT2
PSRR 20log VDD1 VDD2 VOUT1 VOUT2
0.45V
Figure Input offset voltage
Input offset voltage (VIO)
VOUT
VOUT
VCMR
Figure
Seiko Instruments Inc.
MINI ANALOG SERIES
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER S-89430A/89431A
Common-mode input signal rejection ratio, common-mode input voltage range
Common-mode input signal rejection ratio (CMRR) common-mode input signal rejection ratio (CMRR) calculated following expression, with VOUT measured each VIN. Measurement conditions: When VCMR (max.): VIN1, VOUT VOUT1 When VCMR (min.): VIN2, VOUT VOUT2
CMRR 20log VIN1 VIN2 VOUT1 VOUT2
VOUT
Common-mode input voltage range (VCMR) common-mode input voltage range range which VOUT satisfies common-mode input signal rejection ratio specifications. Figure Maximum output swing voltage
VDD/2
Maximum output swing voltage (VOH) Measurement conditions: VIN1 0.1V VIN2
VIN1
VIN2
Figure
VDD/2
Maximum output swing voltage (VOL) Measurement conditions: VIN1 VIN2
VIN1
VIN2
Figure
Seiko Instruments Inc.
MINI ANALOG SERIES S-89430A/89431A
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
Current consumption
Current consumption (IDD)
VCMR=VDD
Figure Source current
VOUT
Source current (ISOURCE) Measurement conditions: VOUT VOUT VIN1 VIN2
VIN1
VIN2
Figure
Sink current
Sink current (ISINK) Measurement conditions: VOUT VOUT VIN1 VIN2
VIN1
VIN2
VOUT
Figure
Seiko Instruments Inc.
MINI ANALOG SERIES
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER S-89430A/89431A
Slew rate (SR): Measured voltage follower circuit
VDD) When falling tTHL tTHL VOUT tTLH When rising tTLH
VOUT
Figure
When VDD=3.0
When VDD=1.8 1.62 0.18
When VDD=0.9 0.81 0.09
Voltage gain (open loop)
VDDN
D.U.T
NULL
VSSN
VOUT
VCMR=VDD
Figure Voltage gain (open loop) (AVOL) voltage gain (AVOL) calculated following formula, with value VOUT measured each
Measurement conditions: When VM1, VOUT VOUT1 When VM2, VOUT VOUT2
AVOL 20log
VOUT1 VOUT2
Seiko Instruments Inc.
MINI ANALOG SERIES S-89430A/89431A Precaution
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
Note that when output saturated side, power supply current flow. (Refer Current consumption Common-mode input voltage characteristics graphs characteristics data) apply electrostatic discharge this that exceeds performance ratings built-in electrostatic protection circuit. sure product with output current more than claims responsibility disputes arising connection with infringement products including this patents owned third party.
Seiko Instruments Inc.
MINI ANALOG SERIES
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER S-89430A/89431A
Characteristics (Reference Data)
Current consumption Power supply voltage
25°C VSS=0 VCMR=VOUT= 85°C
(µA)
Ta=-40°C
Voltage gain Frequency
GAIN (dB) 0.01 (Hz) 1000 10000 GAIN (dB) 85°C 25°C Ta=-40°C 0.01 (Hz) 1000 10000 85°C 25°C Ta=-40°C
GAIN (dB) 0.01 (Hz) 1000 10000 85°C 25°C Ta=-40°C
Seiko Instruments Inc.
MINI ANALOG SERIES S-89430A/89431A
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
Output current 3-1. ISOURCE Power supply voltage
1500 VOH=VDD-0.1 Ta=-40°C 1000 25°C 85°C
ISOURCE (µA)
3-2. ISINK Power supply voltage
1500 Ta=-40°C VOL=0.1
ISINK (µA)
1000 25°C 85°C
Seiko Instruments Inc.
MINI ANALOG SERIES
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER S-89430A/89431A
3-3. Output voltage (VOH) ISOURCE
VDD=3.0 VSS=0 VDD=1.8 VSS=0 Ta=-40°C
1000
85°C 25°C
Ta=-40°C
25°C 85°C 1000 1500 2000
1500
2000
ISOURCE (µA)
ISOURCE (µA)
VDD=0.9 VSS=0
85°C Ta=-40°C 25°C
ISOURCE (µA)
Seiko Instruments Inc.
MINI ANALOG SERIES S-89430A/89431A
Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
3-4. Output voltage (VOL) ISINK
VDD=3.0 VSS=0
VDD=1.8 VSS=0 85°C 25°C
85°C 25°C Ta=-40°C
Ta=-40°C 1000 1500 2000
1000
1500
2000
ISINK (µA)
ISINK (µA)
VDD=0.9 VSS=0
Ta=-40°C 25°C 85°C
ISINK (µA)
Current consumption Common-mode input voltage (voltage follower configuration)
-0.5 VDD=3.0 VSS=0
(µA)
25°C Ta=-40°C
85°C
VCMR
Seiko Instruments Inc.
2.0±0.2 1.3±0.1
0.65
0.65
0.15 -0.05
+0.1
+0.1 -0.05
NP005-B-P-SD-1.1
TITLE SCALE UNIT
SC88A-B-PKG Dimensions NP005-B-P-SD-1.1
Seiko Instruments Inc.
4.0±0.1
2.0±0.1
1.1±0.1 0.2±0.05
4.0±0.1 (2.25)
2.05±0.1
Feed direction
NP005-B-C-SD-2.0
TITLE SCALE UNIT
SC88A-B-Carrier Tape NP005-B-C-SD-2.0
Seiko Instruments Inc.
12.5max.
Enlarged drawing central part
9.0±0.3
(60°)
(60°)
NP005-B-R-SD-2.1
TITLE SCALE UNIT
SC88A-B-Reel NP005-B-R-SD-2.1
QTY. 3000
Seiko Instruments Inc.
2.9±0.2 1.9±0.2
0.16 -0.06
+0.1
0.95±0.1 0.4±0.1
MP005-A-P-SD-1.2
TITLE SCALE UNIT
SOT235-A-PKG Dimensions MP005-A-P-SD-1.2
Seiko Instruments Inc.
4.0±0.1(10 pitches:40.0±0.2)
+0.1
2.0±0.05
0.25±0.1
+0.2
4.0±0.1 1.4±0.2
3.2±0.2
Feed direction
MP005-A-C-SD-2.1
TITLE SCALE UNIT
SOT235-A-Carrier Tape MP005-A-C-SD-2.1
Seiko Instruments Inc.
12.5max.
Enlarged drawing central part
9.0±0.3
(60°)
(60°)
MP005-A-R-SD-1.1
TITLE SCALE UNIT
SOT235-A-Reel MP005-A-R-SD-1.1
QTY. 3,000
Seiko Instruments Inc.
information described herein subject change without notice. Seiko Instruments Inc. responsible problems caused circuits diagrams described herein whose related industrial properties, patents, other rights belong third parties. application circuit examples explain typical applications products, guarantee success specific mass-production design. When products described herein regulated products subject Wassenaar Arrangement other agreements, they exported without authorization from appropriate governmental authority. information described herein other purposes and/or reproduction copying without express permission Seiko Instruments Inc. strictly prohibited. products described herein cannot used part device equipment affecting human body, such exercise equipment, medical equipment, security systems, equipment, apparatus installed airplanes other vehicles, without prior written permission Seiko Instruments Inc. Although Seiko Instruments Inc. exerts greatest possible effort ensure high quality reliability, failure malfunction semiconductor products occur. user these products should therefore give thorough consideration safety design, including redundancy, fire-prevention measures, malfunction prevention, prevent accidents, fires, community damage that ensue.
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