AD7147PACPZ-500R7 Analog Devices Inc, AD7147PACPZ-500R7 Datasheet - Page 6

• Manufacturer Part Number: AD7147PACPZ-500R7
• Description: CAPACITANCE TO DIGITAL CONVERTER
• Manufacturer: Analog Devices Inc
• Series: CapTouch™r
• Type: Capacitive Sensor Controllerr

Specifications of AD7147PACPZ-500R7

• Resolution (bits): 16 b
• Data Interface: I²C
• 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
• Other names: AD7147PACPZ-500R7TR

AD7147
I
T
noted. All input signals timed from a voltage level of 1.6 V.
Table 5. I
Parameter
f
t
t
t
t
t
t
t
t
t
t
1
I
SCLK
1
2
3
4
5
6
7
8
R
F
2
2
Guaranteed by design, not production tested.
A
C Timing Diagram
C TIMING SPECIFICATIONS (AD7147-1)
= −40°C to +85°C, sample tested at 25°C to ensure compliance. V
2
SCLK
C Timing Specifications
SDA
STOP START
Limit
400
0.6
1.3
0.6
100
300
0.6
0.6
1.3
300
300
t
8
t
1
t
2
1
t
5
Figure 4. Load Circuit for Digital Output Timing Specifications
t
R
TO OUTPUT
Unit
kHz max
μs min
μs min
μs min
ns min
ns min
μs min
μs min
μs min
ns max
ns max
Figure 3. I
t
F
PIN
t
3
50pF
Rev. B | Page 6 of 72
2
t
C
C Detailed Timing Diagram
4
L
200µA
200µA
Description
Start condition hold time, t
Clock low period, t
Clock high period, t
Data setup time, t
Data hold time, t
Stop condition setup time, t
Start condition setup time, t
Bus-free time between stop and start conditions, t
Clock/data rise time
Clock/data fall time
DRIVE
= 1.65 V to 3.6 V, and V
I
I
OL
OH
START
1.6V
HD; DAT
SU; DAT
t
7
LOW
HIGH
t
1
HD; STA
SU; STO
SU; STA
CC
= 2.6 V to 3.6 V, unless otherwise
t
6
BUF
STOP