Features
# Complete variable-gain amplifier
complete with output amplifier
General Description
The EL4452 is a complete variable-gain circuit. It offers wide
bandwidth and excellent linearity, while including a powerful
output voltage amplifier, drawing modest current. The higher
gain and lower input noise makes the EL4452 ideal for use in
AGC systems.
t
# Compensated for Gain 10
# 50 MHz signal bandwidth
# 50 MHz gain-control bandwidth
# Low 29 nV/
# Operates on 5V to 15V
supplies
S
Hz input noise
g
g
The EL4452 operates on 5V to 15V and has an analog input
range of 0.5V. AC characteristics do not change appreciably
over the supply range.
g
g
g
# All inputs are differential
#
b
a
The circuit has an operational temperature of 40 C to 85 C
and is packaged in 14-pin P-DIP and SO-14.
§
§
l
@
70 dB attenuation 5 MHz
Applications
# AGC variable-gain amplifier
# IF amplifier
The EL4452 is fabricated with Elantec’s proprietary comple-
mentary bipolar process which gives excellent signal symmetry
and is very rugged.
# Transducer amplifier
Connection Diagram
Ordering Information
Ý
Part No. Temp. Range
Package Outline
b
b
a
EL4452CN
EL4452CS
40 C to 85 C 14-pin P-DIP MDP0031
§
§
a
40 C to 85 C 14-lead SO
MDP0027
§
§
4452–1
Note: All information contained in this data sheet has been carefully checked and is believed to be accurate as of the date of publication; however, this data sheet cannot be a ‘‘controlled document’’. Current revisions, if any, to these
specifications are maintained at the factory and are available upon your request. We recommend checking the revision level before finalization of your design documentation.
©
1994 Elantec, Inc.
ELANTEC [ ELANTEC SEMICONDUCTOR ]
