MAX11301 Datasheet, PDF (20/55 Pages) Maxim Integrated Products – Programmable Sample Averaging Per ADC Port

MAX11301
PIXI, 20-Port Programmable Mixed-Signal I/O with
12-Bit ADC, 12-Bit DAC, Analog Switches, and GPIO
Pin Description
PIN
TQFN
TQFP
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
NAME
DGND
DVDD
SDA
SCL
AD0
AD1
INT
CNVT
9
10
ADC_INT_REF
10
11
ADC_EXT_REF
11
12
13
14
15
16
17
18
19
20
21
22, 33
23
24
25
26
27
28
29
30
31
32
12
13
14
15, 16
17, 18
19
20
21
22
23
25
26, 39
27
28
30
31
32
33
35
36
37
38
DAC_REF
D0P
D0N
AVDD
AGND
PORT0
PORT1
PORT2
D1P
D1N
PORT3
AVDDIO
PORT4
PORT5
PORT6
PORT7
PORT8
PORT9
PORT10
PORT11
PORT12
AGND1
FUNCTION
Digital Ground
Positive Digital Supply
Serial Interface Input and Output
Serial Interface Clock Input
Slave Address Bit 0
Slave Address Bit 1
Interrupt Open-Drain Output. Active low.
ADC Trigger Control Input. Active low.
ADC Internal Voltage Reference Output. Connect a bypass capacitor at this pin
(4.7µF to 10µF).
ADC External Voltage Reference Input. Connect a bypass capacitor at this pin
(4.7µF to 10µF).
DAC External/Internal Voltage Reference Input. Connect a bypass capacitor at this
pin (4.7µF to 10µF).
1st External Temperature Sensor Positive Input
1st External Temperature Sensor Negative Input
Positive Analog Supply. For TQFP, connect both pins to AVDD.
Analog Ground. For TQFP, connect both pins to AGND.
Configurable Mixed-Signal Port 0
Configurable Mixed-Signal Port 1
Configurable Mixed-Signal Port 2
2nd External Temperature Sensor Positive Input
2nd External Temperature Sensor Negative Input
Configurable Mixed-Signal Port 3
Analog Positive Supply For Mixed-Signal Ports. Connect both pins to AVDDIO.
Configurable Mixed-Signal Port 4
Configurable Mixed-Signal Port 5
Configurable Mixed-Signal Port 6
Configurable Mixed-Signal Port 7
Configurable Mixed-Signal Port 8
Configurable Mixed-Signal Port 9
Configurable Mixed-Signal Port 10
Configurable Mixed-Signal Port 11
Configurable Mixed-Signal Port 12
Analog Ground
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