NTE724

Integrated Circuit

Differential/Cascode Amplifier

Description:

The NTE724 is a differential/cascode amplifier in an 8–Lead TO5 type metal can package designed

for use in communications and industrial equipment operating at frequencies from dc to 120MHz.

Features:

D Controlled for Input Offset Voltage, Input Offset Current, and Input Bias Current

D Balanced Differential Amplifier Configuration with Controlled Constant–Current Source

D Single and Dual–Ended Operation

Applications:

D RF and IF Amplifiers (Differential or Cascode)

D DC, Audio, and Sense Amplifiers

D Converter in the Commercial FM Band

D Oscillator

D Mixer

D Limiter

450mW

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Derate Linearly Above 85

°C

5mW/

°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–55

° to +125°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–65

° to +150°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

+265

°C

. . . . . . . . . . . . . . . . .

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Input Bias Current

–

16.6

70.0

µA

–

36

106

µA

Quiescent Operating Current

0.8

1.25

2.0

mA

2.0

3.3

5.0

mA

AGC Bias Current (Into Constant

–

1.28

–

mA

Current Source Pin7)

–

1.65

–

mA