MAX473-MAX475 MAXIM [Maxim Integrated Products], MAX473-MAX475 Datasheet

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MAX473-MAX475

Manufacturer Part Number
MAX473-MAX475
Description
Single/Dual/Quad, 10MHz Single-Supply Op Amps
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet
The single MAX473, dual MAX474, and quad MAX475
are single-supply (2.7V to 5.25V), unity-gain-stable op
amps with rail-to-rail output swing. Each op amp guar-
antees a 10MHz unity-gain bandwidth, 15V/µs slew
rate, and 600Ω drive capability while typically consum-
ing only 2mA supply current. In addition, the input
range includes the negative supply rail and the output
swings to within 50mV of each supply rail.
Single-supply operation makes these devices ideal for
low-power and low-voltage portable applications. With
their fast slew rate and settling time, they can replace
higher-current op amps in large-signal applications.
The MAX473/MAX474/MAX475 are available in DIP and
SO packages in the industry-standard op-amp pin
configurations. The MAX473 and MAX474 are also
offered in the µMAX package, the smallest 8-pin SO.
________________________Applications
19-0260; Rev 1; 3/95
Call toll free 1-800-998-8800 for free samples or literature.
__________Typical Operating Circuit
V
100mVp-p
_______________General Description
IN
9.9k
9.9k
Portable Equipment
Battery-Powered Instruments
Signal Processing
Discrete Filters
Signal Conditioning
Servo-Loops
1V
1/4 MAX475
9.9k
3V
________________________________________________________________ Maxim Integrated Products
BANDPASS FILTER
127k
9.9k
9.9k
1V
1/4 MAX475
82pF
3V
f
Q = 10
o
= 190kHz
9.9k
BANDPASS OUTPUT
1Vp-p at 190kHz
1V
1/4 MAX475
82pF
3V
Single/Dual/Quad, 10MHz
Single-Supply Op Amps
____________________________Features
Ordering Information continued on last page.
* Dice are specified at T
_________________Pin Configurations
______________Ordering Information
MAX473CPA
MAX473CSA
MAX473CUA
MAX473C/D
MAX473EPA
MAX473ESA
MAX473MJA
15V/µs Min Slew Rate
+3V Single-Supply Operation
Guaranteed 10MHz Unity-Gain Bandwidth
2mA Supply Current per Amplifier
Input Range Includes Negative Rail
Outputs Short-Circuit Protected
Rail-to-Rail Output Swing (to within ±50mV)
µMAX Package (the smallest 8-pin SO)
TOP VIEW
Pin Configurations continued on last page.
PART
OUTA
NULL
INA+
INA-
V
IN+
IN-
V
EE
EE
-40°C to +85°C
-40°C to +85°C
-55°C to +125°C
1
2
3
4
1
2
3
4
TEMP. RANGE
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
A
DIP/SO/µMAX
DIP/SO/µMAX
= +25°C, DC parameters only.
A
MAX473
MAX474
B
7
6
5
8
7
6
5
8
8 Plastic DIP
8 SO
8 µMAX
Dice*
8 Plastic DIP
8 SO
8 CERDIP
V
INB-
NULL
V
OUT
N.C.
OUTB
INB+
PIN-PACKAGE
CC
CC
1

Related parts for MAX473-MAX475

MAX473-MAX475 Summary of contents

Page 1

... Rev 1; 3/95 _______________General Description The single MAX473, dual MAX474, and quad MAX475 are single-supply (2.7V to 5.25V), unity-gain-stable op amps with rail-to-rail output swing. Each op amp guar- antees a 10MHz unity-gain bandwidth, 15V/µs slew rate, and 600Ω drive capability while typically consum- ing only 2mA supply current ...

Page 2

... MAX47_MJ_ ...................................................-55°C to +125°C Junction Temperatures MAX47_C_ _/E_ _........................................................ +150°C MAX47_MJ_ ................................................................ +175°C Storage Temperature Range .............................-65°C to +160°C Lead Temperature (soldering, 10sec) .............................+300°C = 0.5V +25°C, unless otherwise noted.) OUT A CONDITIONS MAX473 MAX474 MAX475 Current flows out of terminals High Low ≤ V ≤ 1.9V) EE ...

Page 3

... 10kΩ 20pF Per amplifier Single supply Dual supplies = 0.5V 0°C to +70°C, unless otherwise noted.) OUT A CONDITIONS MAX473 MAX474 MAX475 Current flows out of terminals ≤ V ≤ 1.9V 2.7V to 6.0V CC 0.4V ≤ V ≤ 10kΩ L OUT ( ...

Page 4

... C = 20pF +1V step IN IN Per amplifier Single supply Dual supplies = 0.5V -55°C to +125°C, unless otherwise noted.) OUT A CONDITIONS MAX473 MAX474 MAX475 Current flows out of terminals ≤ V ≤ 2.15V 2.7V to 6.0V CC 0.5V ≤ V ≤ 10kΩ ...

Page 5

Operating Characteristics ( +25°C, unless otherwise noted SUPPLY CURRENT PER AMPLIFIER vs. SUPPLY VOLTAGE 3.0 2.5 2.0 1.5 1 (V) ...

Page 6

Single/Dual/Quad, 10MHz Single-Supply Op Amps ____________________________Typical Operating Characteristics (continued 5V 0V +25°C, unless otherwise noted MINIMUM OUTPUT VOLTAGE vs. TEMPERATURE ...

Page 7

Operating Characteristics (continued 5V 0V +25°C, unless otherwise noted POWER-SUPPLY REJECTION RATIO vs. FREQUENCY ± 300mV ± 250mV ...

Page 8

Single/Dual/Quad, 10MHz Single-Supply Op Amps ____________________________Typical Operating Characteristics (continued 5V 0V +25°C, unless otherwise noted SMALL-SIGNAL TRANSIENT RESPONSE (V = 5V) CC 200ns/div ...

Page 9

... Minimizing Offsets The MAX473’s maximum offset voltage is ±2mV (T = +25°C). If additional offset adjustment is required, A connect a 2kΩ trim potentiometer between pins 1, 8, and 4 (Figure 1). Input offset voltage for the dual MAX474 and quad MAX475 cannot be externally trimmed ...

Page 10

... When driving large capacitive loads, add an output iso- lation resistor, as shown in Figure 4. This resistor improves the phase margin by isolating the load capacitance from the amplifier output. Figure 5 shows the MAX473/MAX474/MAX475 driving a capacitive load of 1000pF using the circuit of Figure 4. Feedback Resistors The feedback resistors appear as a resistance network to the op amp’ ...

Page 11

... OUT where the slew rate (SR) is 15V/µs min. Figure 6 shows the full-power bandwidth as a function of the peak-to- peak AC output voltage. ______________________________________________________________________________________ Single/Dual/Quad, 10MHz Single-Supply Op Amps Figure 5. The MAX473 easily drives 1000pF using the Capacitive-Load Driving Circuit (Figure 4). 100 10 MAX475 V OUT ...

Page 12

... SUBSTRATE CONNECTED TO V OUTD OUTA IND- IND INA- INC+ INC- INA+ OUTC TRANSISTOR COUNT: 355 SUBSTRATE CONNECTED TO V Printed USA is a registered trademark of Maxim Integrated Products. MAX473 NULL V CC 0.065" (1.651mm) OUT 0.052" (1.321mm) EE MAX474 V CC OUTB INB- 0.084" (2.134mm) ...

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