LMC6482MN NSC [National Semiconductor], LMC6482MN Datasheet
LMC6482MN
Related parts for LMC6482MN
LMC6482MN Summary of contents
Page 1
LMC6482 CMOS Dual Rail-To-Rail Input and Output Operational Amplifier General Description The LMC6482 provides a common-mode range that extends to both supply rails. This rail-to-rail performance combined with excellent accuracy, due to a high CMRR, makes it unique among rail-to-rail ...
Page 2
... LMC6482AIM, Small Outline LMC6482IM 8-pin LMC6482AMJ/883 Ceramic DIP 8-pin LMC6482IMM Mini SO www.national.com NSC Transport Drawing Media Industrial N08E Rail M08A Rail Tape and Reel J08A Rail MUA08A Rail Tape and Reel 2 Package Marking LMC6482MN, LMC6482AIN, LMC6482IN LMC6482AIM, LMC6482IM LMC6482AMJ/883Q5962-9453401MPA A10 ...
Page 3
Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. ESD Tolerance (Note 2) Differential Input Voltage Voltage at Input/Output Pin (V + − Supply Voltage (V − V ...
Page 4
DC Electrical Characteristics Unless otherwise specified, all limits guaranteed for T limits apply at the temperature extremes. Symbol Parameter + = 5V V Output Swing 600 R L ...
Page 5
AC Electrical Characteristics Unless otherwise specified, all limits guaranteed for T limits apply at the temperature extremes. Symbol Parameter kHz, A T.H.D. Total Harmonic Distortion kHz ...
Page 6
AC Electrical Characteristics Note 3: Applies to both single-supply and split-supply operation. Continuous short circuit operation at elevated ambient temperature can result in exceeding the maximum allowed junction temperature of 150˚C. Output currents in excess of Note 4: The maximum ...
Page 7
Typical Performance Characteristics specified (Continued) Sinking Current vs Output Voltage DS011713-46 Input Voltage Noise vs Frequency DS011713-49 Input Voltage Noise vs Input Voltage DS011713-52 = +15V, Single Supply Sinking Current vs Output Voltage DS011713-47 Input Voltage Noise ...
Page 8
Typical Performance Characteristics specified (Continued) Crosstalk Rejection vs Frequency DS011713-54 CMRR vs Frequency DS011713-57 CMRR vs Input Voltage DS011713-60 www.national.com = +15V, Single Supply Positive PSRR vs Frequency DS011713-55 CMRR vs Input Voltage DS011713- ...
Page 9
Typical Performance Characteristics specified (Continued) Input Voltage vs Output Voltage DS011713-63 Open Loop Frequency Responce DS011713-66 Gain and Phase vs Capacitive Load DS011713-69 = +15V, Single Supply Input Voltage vs Output Voltage DS011713-64 Open Loop Frequency Response ...
Page 10
Typical Performance Characteristics specified (Continued) Open Loop Output Impedance vs Frequency DS011713-72 Non-Inverting Large Signal Pulse Response DS011713-75 Non-Inverting Small Signal Pulse Response DS011713-78 www.national.com = +15V, Single Supply Slew Rate vs Supply Voltage DS011713-73 Non-Inverting Large ...
Page 11
Typical Performance Characteristics specified (Continued) Inverting Large Signal Pulse Response DS011713-81 Inverting Small Signal Pulse Response DS011713-84 Stability vs Capacitive Load DS011713-87 = +15V, Single Supply Inverting Large Signal Pulse Response DS011713-82 Inverting Small Signal Pulse Response ...
Page 12
Typical Performance Characteristics specified (Continued) Stability vs Capacitive Load DS011713-90 Application Information 1.0 Amplifier Topology The LMC6482 incorporates specially wide-compliance range current mirrors and the body effect to extend input common mode range to each supply rail. Complementary paralleled differential ...
Page 13
Application Information (Continued) nation of the op-amp’s output impedance and the capacitive load induces phase lag. This results in either an under- damped pulse response or oscillation. Capacitive load compensation can be accomplished using resistive isolation as shown in Figure ...
Page 14
Application Information 6.0 Printed-Circuit-Board Layout for High-Impedance Work It is generally recognized that any circuit which must oper- rate with less than 1000 pA of leakage current requires spe- cial layout of the PC board. When one wishes to take ...
Page 15
Application Information (Continued) 7.0 Offset Voltage Adjustment Offset voltage adjustment circuits are illustrated in Figure 12 Figure 13 . Large value resistances and potentiometers are used to reduce power consumption while providing typically ± 2 adjustment range, referred ...
Page 16
Application Information 10.0 Instrumentation Circuits The LMC6482 has the high input impedance, large common-mode range and high CMRR needed for designing instrumentation circuits. Instrumentation circuits designed with the LMC6482 can reject a common-mode signals than most in-amps. This makes in- ...
Page 17
Application Information (Continued) for offset voltage, CMRR and gain. Low cost and low power consumption are the main advantages of this two op-amp circuit. FIGURE 16. Low-Power Two-Op-Amp Instrumentation Amplifier 11.0 Spice Macromodel A spice macromodel is available for the ...
Page 18
Typical Single-Supply Applications FIGURE 21. Large Compliance Range Current Source www.national.com (Continued) FIGURE 20. Full Wave Rectifier Waveform DS011713-35 DS011713-36 FIGURE 22. Positive Supply Current Sense 18 DS011713-34 ...
Page 19
Typical Single-Supply Applications FIGURE 23. Low Voltage Peak Detector with Rail-to-Rail Peak Capture Range In Figure 23 dielectric absorption and leakage is minimized by using a polystyrene or polyethylene hold capacitor. The droop rate is primarily determined by the value ...
Page 20
Physical Dimensions inches (millimeters) unless otherwise noted Order Package Number LMC6482AIM or LMC6482IM www.national.com 8-Pin Ceramic Dual-In-Line Package Order Number LMC6482AMJ/883 NS Package Number J08A 8-Pin Small Outline Package NS Package Number M08A 20 ...
Page 21
... Physical Dimensions inches (millimeters) unless otherwise noted (Continued) Order Package Number LMC6482AIN, LMC6482IN or LMC6482MN 8-Pin Molded Dual-In-Line Package NS Package Number N08E 21 www.national.com ...
Page 22
Physical Dimensions inches (millimeters) unless otherwise noted (Continued) 8-Lead Mini Small Outline Molded Package, JEDEC Order Number LMC6482IMM, or LMC6482IMMX LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT ...