MAX11311 Datasheet, PDF (2/51 Pages) Maxim Integrated Products – PIXI, 12-Port Programmable Mixed-Signal I/O with 12-Bit ADC, 12-Bit DAC, Analog Switches, and GPIO

MAX11311
Functional Diagram
PIXI, 12-Port Programmable Mixed-Signal I/O with
12-Bit ADC, 12-Bit DAC, Analog Switches, and GPIO
CNVT
DOUT
CS
SCLK
DIN
DVDD DAC_REF ADC_INT_REF
AVDD
AVDDIO
INTERNAL
REFERENCE
SERIAL
INTERFACE
AND
DIGITAL
CORE
CLOCK
GENERATOR
2.5V
2.5V
MAX11311
TEMPERATURE
MONITORS
EXT AND INT
TEMP SENSORS
REFERENCE
MUX
ADC
DAC
GPI
GPO
DAC
SEQUENCER
12
ADC
SEQUENCER ¹²
12
12
12
PIXI PORT
MANAGER
D1P
D1N
D0P
D0N
(0 ≤ x ≤ 5)
PORT[x+1]
PORT[x]
PORT[y+1]
PORT[y]
(6 ≤ y ≤ 11)
INT DGND
AGND1 AGND
AVSSIO
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