AD7147PACPZ-1RL Analog Devices Inc, AD7147PACPZ-1RL Datasheet - Page 8

• Manufacturer Part Number: AD7147PACPZ-1RL
• Description: CAPACITANCE TO DIGITAL CONVERTER
• Manufacturer: Analog Devices Inc
• Series: CapTouch™r
• Type: Capacitive Sensor Controllerr

Specifications of AD7147PACPZ-1RL

• Resolution (bits): 16 b
• Data Interface: I²C, Serial
• Voltage Supply Source: Single Supply
• Voltage - Supply: 2.6 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-LFCSP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sampling Rate (per Second): -
• Lead Free Status / Rohs Status: Compliant

AD7147
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
Table 7. Pin Function Descriptions
AD7147
1
2
3
4
5
6
7
8
9
10
11
12
13
N/A
14
N/A
15
16
N/A
17
18
19
20
21
22
23
24
NOTES
1. THE EXPOSED PAD IS NOT CONNECTED INTERNALLY. FOR INCREASED
RELIABILITY OF THE SOLDER JOINTS AND MAXIMUM THERMAL CAPABILITY
IT IS RECOMMENDED THAT THE PAD BE SOLDERED TO THE GROUND PLANE.
Pin No.
1
2
3
4
5
6
7
15
AD7147-1
8
9
10
11
12
N/A
13
N/A
14
N/A
16
17
18
19
20
21
22
23
24
CIN10
CIN11
CIN6
CIN7
CIN8
CIN9
Figure 5. AD7147 Pin Configuration
1
2
3
4
5
6
(Not to Scale)
AD7147
TOP VIEW
PIN 1
INDICATOR
Mnemonic
CIN6
CIN7
CIN8
CIN9
CIN10
CIN11
CIN12
AC
BIAS
GND
V
V
SDO
SDA
SDI
ADD0
SCLK
CS
ADD1
INT
GPIO
CIN0
CIN1
CIN2
CIN3
CIN4
CIN5
CC
DRIVE
SHIELD
18 GPIO
17 INT
16 CS
15 SCLK
14 SDI
13 SDO
Description
Capacitance Sensor Input.
Capacitance Sensor Input.
Capacitance Sensor Input.
Capacitance Sensor Input.
Capacitance Sensor Input.
Capacitance Sensor Input.
Capacitance Sensor Input.
CDC Active Shield Output. Connect to external shield or plane.
Bias Node for Internal Circuitry. Requires 100 nF capacitor to ground.
Ground Reference Point for All Circuitry.
Supply Voltage.
Serial Interface Operating Voltage Supply.
SPI Serial Data Output.
I
SPI Serial Data Input.
I
Clock Input for Serial Interface.
SPI Chip Select Signal.
I
General-Purpose Open-Drain Interrupt Output. Programmable polarity; requires pull-up resistor.
Programmable GPIO.
Capacitance Sensor Input.
Capacitance Sensor Input.
Capacitance Sensor Input.
Capacitance Sensor Input.
Capacitance Sensor Input.
Capacitance Sensor Input.
2
2
2
C Serial Data Input/Output. SDA requires pull-up resistor.
C Address Bit 0.
C Address Bit 1.
Rev. B | Page 8 of 72
NOTES
1. THE EXPOSED PAD IS NOT CONNECTED INTERNALLY. FOR INCREASED
RELIABILITY OF THE SOLDER JOINTS AND MAXIMUM THERMAL CAPABILITY
IT IS RECOMMENDED THAT THE PAD BE SOLDERED TO THE GROUND PLANE.
CIN10
CIN11
CIN6
CIN7
CIN8
CIN9
Figure 6. AD7147-1 Pin Configuration
1
2
3
4
5
6
(Not to Scale)
AD7147-1
TOP VIEW
PIN 1
INDICATOR
18 GPIO
17 INT
16 ADD1
15 SCLK
14 ADD0
13 SDA