Preliminary Data Sheet

AS3801

Rev. C

1/7

Nov. 98

CDMA/FM TRANSMIT AGC

AMPLIFIER AS3801

Key Features

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Supports dual mode operation.

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-45dB to +40db gain control guaranteed.

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High OIP3 of 15dBm @ max. gain @ -51dBm

input power.

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Single 3.6V supply.

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Temperature and supply stabilized.

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Power down feature.

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100MHz to 300MHz operation.

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Silicon BiCMOS process.

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Miniature surface mount 16 pin, 150 mil SSOP

package.

Compatibility

The AS3801 is designed to be functionally or/and

pin compatible to the following products:

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RF9909

(RF Micro Devices),

pin compat.

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Q5505

(Qualcomm),

pin compat.

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CXA3002N

(Sony)

General Description

The AS3801 is a gain controlled amplifier designed

for the transmit section of dual mode CDMA/FDM,

TDMA/FDM or FM/FDM cellular phones.

Key specifications like gain range, noise figure, IP3,

temperature range and other specifications are

designed to be in line with the IS-95 standard for

CDMA cellular communications.

The

circuit

is

designed

for

narrow

band

IF

applications but can also be used in wideband

applications.

Applications

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Digital

cellular

systems

with

transmission

methods: CDMA/FDM, TDMA/FDM, FM/FDM

and TDMA/TDD.

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Examples: IS-95 CDMA, IS-54 DAMPS, AMPS,

PWT.

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Cordless phones analog / digital.

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General purpose linear IF amp’s.

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WLL / WLAN.

SSOP-16

CDMA+

CDMA-

GND

GND

GND

GND

GND

PWD

OUT-

OUT+

GND

GND

VCC

VCC

VCC

VCTRL

This document contains information on products under development. Austria Mikro Systeme Intl. AG reserves

the right to change or discontinue this product without notice

.

Austria Mikro Systeme International AG