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CXA1884N
Low-voltage FM IF Amplifier
Description The CXA1884N is designed for FM communication devices. They incorporate a paging system, mixer, IF limiter, FM detector, operational amplifier, comparator, and others. Features • Low operating voltage 1.0 to 4.0V • Low power consumption 2mA at 1.5V • Built-in power source voltage monitor Applications IF Amplifier for Paging System Receiver Structure Bipolar silicon monolithic IC 20 pin SSOP (Plastic)
Absolute Maximum Ratings (Ta = 25°C) • Supply voltage Vcc 7 • Operating temperature Topr –20 to +75 • Storage temperature Tstg –65 to +150 Recommended Operating Conditions Supply voltage Vcc 1.0 to 4.0
V °C °C
V
Block Diagram and Pin Configuration
VB OUT COMP IN A1 OUT
11 A1 QUAD DET. 10
SENSE
RF IN
20
19
18
17
16
15
14 ERR.