2

EL2180C/EL2280C/EL2480C-Preliminary

250MHz / 3mA Current Mode Feedback Amplifiers

+12.6V

+12.6V

Common-Mode Input Voltage

Differential Input Voltage

±6V

Current into +IN or -IN

±7.5mA

Internal Power Dissipation

See Curves

Operating Ambient Temperature Range

-40°C to +85°C

Operating Junction Temperature

Plastic Packages

150°C

Output Current (EL2180C)

±120mA

Output Current (EL2280C)

±60mA

Output Current (EL2480C)

±60mA

Storage Temperature Range

-65°C to +150°C

DC Electrical Characteristics

Parameter

Description

Conditions

Min

Typ

Max

Unit

Input Offset Voltage

2.5

10

mV

Average Input Offset Voltage Drift

5

µV/°C

EL2280C, EL2480C only

0.5

mV

+Input Current

1.5

15

µA

EL2280C, EL2480C only

20

nA

-Input Current

16

40

µA

EL2280C, EL2480C only

2

µA

CMRR

Common Mode Rejection Ratio

45

50

dB

-ICMR

-Input Current Common Mode Rejection

5

30

µA/V

PSRR

Power Supply Rejection Ratio

60

70

dB

-IPSR

-Input Current Power Supply Rejection

1

15

µA/V

Transimpedance

120

300

k

Ω

+Input Resistance

0.5

2

M

Ω

+Input Capacitance

1.2

pF

CMIR

Common Mode Input Range

±3.5

±4.0

V

Output Voltage Swing

±3.5

±4.0

V

4.0

V

0.3

V

Output Current

EL2180C only

80

100

mA

EL2280C only, per amplifier

50

55

mA

EL2480C only, per amplifier

50

55

mA

Supply Current

Per amplifier

3

6

mA

Important Note:

All parameters having Min/Max specifications are guaranteed. Typ values are for information purposes only. Unless otherwise noted, all tests are at the

AC Electrical Characteristics

Parameter

Description

Conditions

Min

Typ

Max

Unit

-3dB BW

-3dB Bandwidth

250

MHz

-3dB BW

-3dB Bandwidth

180

MHz

0.1dB BW

0.1dB Bandwidth

50

MHz

SR

Slew Rate

600

1200

V/µs

Rise and Fall Time

1.5

ns