Rainbow-electronics MAX44252 User Manual download pdf (Page 8)

�� Maxim Integrated Products 8

MAX44251/MAX44252

20V, Ultra-Precision, Low-Noise Op Amps

Typical Operating Characteristics (continued)

(V

DD

= 10V, V

SS

= 0V, outputs have R

L

= 10kI to V

DD

/2. T

A

= +25NC, unless otherwise specified.)

MAGNITUDE (dB)

-45

-40

-35

-30

-25

-20

-15

-10

-5

0

5

-50

LARGE-SIGNAL RESPONSE

MAX44251 toc19

FREQUENCY (Hz)

1M100k1k 10k10 10010.1 100M10M

V

IN

= 2V

P-P

POWER-UP TIME

MAX44251 toc22

TIME (10µs/div)

25µs

V

DD

= V

SS

= 0V

V

DD

= 5V

V

SS

= 5V

VOLTAGE (1V/div)

0V

0V

SUPPLY

VOLTAGE

(5V/div)

V

OFFSET

(10mV/div)

1k100 10k

STABILITY vs. CAPACITIVE AND

RESISTIVE LOAD IN PARALLEL WITH C

L

MAX44251 toc25

CAPACITIVE LOAD (pF)

RESISTIVE LOAD (kI)

10

20

30

40

50

60

70

80

90

100

0

STABLE UNSTABLE

SMALL-SIGNAL STEP RESPONSE

vs. TIME

MAX44251 toc20

TIME (2µs/div)

A

V

= 1V/V

V

IN

= 100mV

P-P

INPUT

OUTPUT

VOLTAGE (100mV/div)

TOTAL HARMONIC DISTORTION

vs. FREQUENCY

MAX44251 toc23

FREQUENCY (Hz)

MAGNITUDE (dB)

10k1k

-135

-130

-125

-120

-115

-110

-105

-100

-140

100 100k

STABILITY vs. CAPACITIVE AND

R

ISO

IN SERIES WITH C

LOAD

MAX44251 toc26

CAPACITIVE LOAD (pF)

R

ISO

(I)

10k1k

1

2

3

4

5

6

7

8

0

100 100k

STABLE

UNSTABLE

LARGE-SIGNAL STEP RESPONSE

vs. TIME

MAX44251 toc21

TIME (2µs/div)

A

V

= 1V/V

V

IN

= 2V

P-P

INPUT

OUTPUT

VOLTAGE (1V/div)

TOTAL HARMONIC DISTORTION

vs. INPUT VOLTAGE

MAX44251 toc24

INPUT VOLTAGE (V)

MAGNITUDE (dB)

1.751.501.251.000.750.50

-120

-100

-80

-60

-40

-20

0

-140

0.25 2.00

V

CC

= 3.3V

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

MAX44251/MAX44252 1

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