
Maxim Confidential
MAXQ7667: A Single-Chip Solution for
Ultrasound
VGA
Digital
Band Pass
Filter
Detector and
Low-Pass Filter
0V
2mVp-p
Echo
MAXQ Core
FLASH
RAM
CRYSTAL
CONTROLLED
CLOCK
PROGRAMMABLE
FLL
UART
GPIO
TIMERS &
BURST
GENERATOR
Sigma
Delta ADC
10-bit SAR
Digital
Comparator
MAXQ7667
Analog intensive general
purpose micro
Contains:
High precision Sigma Delta
and SAR ADC
DAC for Burst generator for
pulse transmission
High percision LNA, PGA,
band-pass filter,
demodulator, low-pass filter
(Echo receive path)
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