Low Voltage SPM Detector
1 Block Diagram
3
CMX631A PRELIMINARY INFORMATION
XTAL/CLOCK
XTAL
XTAL/CLOCK
OSCILLATOR
VDD
VBIAS
VSS
SYSTEM (12kHz/16kHz)
INPUT AMP
SIGNAL IN (-) -
+
SIGNAL IN (+)
AMP OUT
12kHz/16kHz
+20dB
CLOCK OUT
CLOCK IN
SYSTEM
CLOCK
DIVIDERS
TONE FOLLOWER
OUTPUT
TONE
FOLLOWER
LOGIC
LEVEL DETECTOR
32
1
DIVIDER
PERIOD
MEASURE
SYSTEM
PACKET MODE
OUTPUT
PACKET
TONE
LOGIC
Figure 1: Block Diagram
© 1999 MX•COM Inc.
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Doc. # 20480177.004
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