General purpose operational amplifier

Transcription

1 MC/SA5/MC55 DESCRIPTION The MC5 is a high-performance operational amplifier with high open-loop gain, internal compensation, high common-mode range and exceptional temperature stability. The MC5 is short-circuit protected. The MC5/SA5/MC55 consists of a pair of 7 operational amplifiers on a single chip. PIN CONFIGURATION OUTPUT A INVERTING INPUT A NON -INVERTING INPUT A 2 3 D, N Packages A B V+ OUTPUT B INVERTING INPUT B FEATURES Internal frequency compensation Short-circuit protection Excellent temperature stability High input voltage range No latch-up 55/5 are 2 op amps in space of one 7 package V 5 TOP VIEW NON -INVERTING INPUT B ORDERING INFORMATION DESCRIPTION TEMPERATURE RANGE ORDER CODE DWG # -Pin Plastic Small Outline (SO) Package to +7 C MC5D 7C -Pin Plastic Dual In-Line Package (DIP) to +7 C MC5N B -Pin Plastic Small Outline (SO) Package - C to +5 C SA5D 7C -Pin Plastic Dual In-Line Package (DIP) - C to +5 C SA5N B -Pin Plastic Dual In-Line Package (DIP) -55 C to +5 C MC55N B ABSOLUTE MAXIMUM RATINGS SYMBOL PARAMETER RATING UNIT V S Supply voltage MC5 ± V SA5 ± V MC55 ±22 V T J Junction temperature +5 C P D MAX Maximum power dissipation, T A =25 C (still-air) N package mw D package 7 mw V DIFF Differential input voltage ±3 V V IN Input voltage 2 ±5 V T A Output short-circuit duration Operating ambient temperature range Continuous MC5 to +7 C SA5 - to +5 C MC55-55 to +5 C T STG Storage temperature range -65 to +5 C T SOLD Lead soldering temperature (sec max) 3 C NOTES:. The following derating factors should be applied above 25 C; N package at 9.3mW/ C; D package at 6.2mW/ C 2. For supply voltages less than ±5V, the absolute maximum input voltage is equal to the supply voltage. August 3,

2 MC/SA5/MC55 EQUIVALENT SCHEMATIC Q Q9 Q Q3 Q V+ NON INVERTING INPUT 3 Q Q3 Q5 Q7 INVERT. INPUT Q2 2 Q Q6 Q Q R5 39KΩ R7.5KΩ R 7.5KΩ Q Q Q5 R9 25Ω R 5Ω Q OUTPUT Q7 Q22 R KΩ R2 5KΩ R3 kω R 5kΩ R 5kΩ R 5Ω V Amplifier A of MC5, SA5, MC55 DC ELECTRICAL CHARACTERISTICS T A =25 C, V S =±5V, unless otherwise specified. SYMBOL PARAMETER TEST CONDITIONS MC55 Min Typ Max V OS Offset voltage R S =kω. 5. mv UNIT R S =kω, over temperature 6. mv V OS Offset voltage Over temperature µv/ C I OS Offset current na Over temperature 5 na I OS Offset current Over temperature. na/ C I BIAS Input bias current 5 na Over temperature 5 na I BIAS Bias current Over temperature. na/ C V OUT A VOL Output voltage swing Large-signal voltage gain R L =kω, over temperature ± ± R L =2kΩ, over temperature ± ±3 R L =2kΩ,V O =±V 5 R L =2kΩ, V O =± temperature Offset voltage adjustment range ±3 mv PSRR Power supply rejection ratio R S kω 3 5 µv/v CMRR Common mode rejection ratio 7 9 db I CC Supply current ma V IN Input voltage range ± ±3 V P D Power consumption 7 5 mw Channel separation db R OUT Output resistance 75 Ω I SC Output short-circuit current 25 6 ma V V/mV August 3, 99 6

3 MC/SA5/MC55 DC ELECTRICAL CHARACTERISTICS (Continued) T A =25 C V CC =±5V, unless otherwise specified. SYMBOL PARAMETER TEST CONDITIONS MC5 SA5 Min Typ Max Min Typ Max V OS Offset voltage R S =kω mv UNIT R S =kω, over temp mv V OS Offset voltage Over temperature µv/ C I OS Offset current na Over temperature 3 5 na I OS Offset current Over temperature.. na/ C I BIAS Input bias current 5 5 na Over temperature 5 na I BIAS Bias current Over temperature.. na/ C V OUT Output voltage swing A VOL Large-signal voltage gain R L =2kΩ, V O =±V, R L =kω, over temp. ± ± ± ± R L =2kΩ, over temp. ± ±3 ± ±3 R L =2kΩ, V O =±V 25 V/mV Over temperature 5 5 V/mV Offset voltage adjustment range ±3 ±3 mv PSRR Power supply rejection ratio R S kω µv/v CMRR Common-mode rejection ratio db I CC Supply current ma V IN Input voltage range ± ±3 ± ±3 V R IN Input resistance.3.3 MΩ P D Power consumption mw Channel separation db I SC Output short-circuit current ma V AC ELECTRICAL CHARACTERISTICS T A =25 C V S =±5V, unless otherwise specified. SYMBOL PARAMETER TEST CONDITIONS MC5, SA5, MC55 Min Typ Max R IN Parallel input resistance Open-loop, f=hz.3 MΩ Common-mode input impedance f=hz MΩ Equivalent input noise voltage A V =, R S =kω, BW=.kHz, f=.khz 3 nv Hz BW Power bandwidth A V =, R L =2.kΩ, THD 5%, V OUT =V P-P khz Phase margin 65 degrees A V Gain margin db Unity gain crossover frequency Open loop. MHz Transient response unity gain V IN =mv, R L =2kΩ, C L pf t R Rise time.3 µs Overshoot 5. % SR Slew rate C L pf, R L 2kΩ, V IN =±V. V/µs UNIT August 3, 99 6

4 MC/SA5/MC55 TYPICAL PERFORMANCE CHARACTERISTICS Output Voltage Swing as a Function of Supply Voltage Input Common Mode Range as a Function of Supply Voltage Power Consumption as a Function of Supply Voltage PEAK TO PEAK OUTPUT SWING V o C < T A < + 5O C R L > 2kΩ 5 5 COMMON MODE VOLTAGE RANGE V o C < T A < + 5O C 5 5 POWER CONSUMPTION mw 6 T A = 25 o C 5 5 Input Bias Current as a Function Of Ambient Temperature Input Resistance as a Input Offset Current as a Function of Supply Voltage INPUT BIAS CURRENT na 5 3 V S = +5V. INPUT RESISTANCE M Ω V S = +5V INPUT OFFSET CURRENT na 3 T A = 25 o C Input Offset Current as a Power Consumption as a Output Voltage Swing as a Function of Load Resistance INPUT OFFSET CURRENT na 6 V S = +5V 6 6 POWER CONSUMPTION mv PEAK TO PEAK OUTPUT SWING V LOAD RESISTANCE kω August 3, 99 62

5 MC/SA5/MC55 TYPICAL PERFORMANCE CHARACTERISTICS (Continued) SHORT CIRCUIT CURRENT ma Output Short Circuit Current as a MEAN SQUARE VOLTAGE V 2 Hz Input Noise Voltage as a Function of Frequency MEAN SQUARE VOLTAGE CURRENT A 2 Hz Input Noise Current as a Function of Frequency 6 6 K K K 26 K K K TOTAL NOISE REFERRED TO INPUT µ Vrms Broadband Noise for Various Bandwidths khz khz khz. K K K SOURCE RESISTANCE Ω VOLTAGE GAIN Open Looped Voltage Gain K K K M M PHASE DEGREES Open-Looped Phase Response K K K M M PEAK TO PEAK OUTPUT SWING V Output Voltage Swing R L = kω K K K M COMMON MODE REJECTION RATE db Common Mode Rejection Ratio K K K M M OUTPUT mv 2 2 Transient Response RISE TIME R L = 2kΩ C L = pf TIME µs August 3, 99 63

6 MC/SA5/MC55 TYPICAL PERFORMANCE CHARACTERISTICS (Continued) Power Bandwidth (Large Signal Swing vs Frequency) 2 V OUT OUTPUT VOLTAGE (Vp p) 2 (VOLTAGE FOLLOWER) + 5 VOLT SUPPLIES THD < 5% K K K August 3, 99 6