4

EL2257C/EL2357C

125 MHz Single Supply, Clamping Op Amps

Closed Loop AC Electrical Characteristics

unless otherwise specified

[1]

Parameter

Description

Test Conditions

Min

Typ

Max

Test

Level

Units

BW

-3 dB Bandwidth (Vout=400 mVp-p)

125

V

MHz

60

V

MHz

60

V

MHz

6V

MHz

150

V

MHz

100

V

MHz

BW

±0.1 dB Bandwidth (Vout=400 mVp-p)

25

V

MHz

30

V

MHz

20

V

MHz

GBWP

Gain Bandwidth Product

60

V

MHz

PM

Phase Margin

55

V

°

SR

Slew Rate

200

275

I

V/µs

300

V

V/µs

Rise Time, Fall Time

±0.1V Step

2.8

V

ns

OS

Overshoot

±0.1V Step

10

V

%

Propagation Delay

±0.1V step

3.2

V

ns

0.1% Settling Time

40

V

ns

0.01% Settling Time

75

V

ns

dG

0.05

V

%

dP

Differential Phase

[2]

0.05

V

°

Input Noise Voltage

f=10 kHz

48

V

nV/ÐH

z

Input Noise Current

f=10 kHz

1.25

V

pA/ÐH

z

Disable Time

[3]

50

V

ns

Enable Time

[3]

25

V

ns

Clamp Overload Recovery

7V

ns

1.

All AC tests are performed on a “warmed up” part, except slew rate, which is pulse tested.

2.

3.

Disable/Enable time is defined as the time from when the logic signal is applied to the ENABLE pin to when the supply current has reached half its

final value.