AD7147PACPZ-1RL Analog Devices Inc, AD7147PACPZ-1RL Datasheet - Page 31

• 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

Table 15. GPIO Interrupt Behavior
GPIO_INPUT_CONFIG
00 = Negative Level Triggered
00 = Negative Level Triggered
01 = Positive Edge Triggered
01 = Positive Edge Triggered
10 = Negative Edge Triggered
10 = Negative Edge Triggered
11 = Positive Level Triggered
11 = Positive Level Triggered
GPIO INPUT HIGH WHEN REGISTER IS READ BACK
GPIO INPUT LOW WHEN REGISTER IS READ BACK
READBACK
1
OUTPUT
OUTPUT
READ GPIO_INT_STATUS BIT TO RESET INT OUTPUT.
SERIAL
INPUT
INPUT
Figure 45. Example of INT Output Controlled by the GPIO Input
GPIO
GPIO
INT
INT
(GPIO_SETUP = 01, GPIO_INPUT_CONFIG = 10)
GPIO Pin
1
0
1
0
1
0
1
0
1
1
0
GPIO_INT_STATUS
0
1
0
1
1
0
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0
0
1
0
INT
1
1
0
1
GPIO INPUT HIGH WHEN REGISTER IS READ BACK
GPIO INPUT LOW WHEN REGISTER IS READ BACK
READBACK
NOTES
1
OUTPUT
OUTPUT
READ GPIO_INT_STATUS BIT TO RESET INT OUTPUT.
SERIAL
INPUT
INPUT
Figure 46. Example of INT Output Controlled by the GPIO Input
GPIO
GPIO
INT
INT
(GPIO_SETUP = 01, GPIO_INPUT_CONFIG = 11)
INT Behavior
Not triggered
Asserted while signal on GPIO pin is low
Pulses low at low-to-high GPIO transition
Not triggered
Pulses low at high-to-low GPIO transition
Not triggered
Asserted while signal on GPIO pin is high
Not triggered
1
AD7147