ade7953 Analog Devices, Inc., ade7953 Datasheet - Page 7

• Manufacturer Part Number: ade7953
• Description: Single Phase, Multifunction Metering Ic With Neutral Current Measurement Ade7953
• Manufacturer: Analog Devices, Inc.

I
VDD = 3.3 V ± 10%, AGND = DGND = 0 V, on-chip reference, CLKIN = 3.58 MHz, T
Table 3.
Parameter
f
t
t
t
t
t
t
t
t
t
t
t
1
I
2
SCL
2
HD;STA
LOW
HIGH
SU;STA
HD;DAT
SU;DAT
R
F
SU;STO
BUF
SP
Min and max values are typical minimum and maximum values.
C Interface Timing
C Interface Timing Diagram
SDA
SCL
CONDITION
START
Description
SCL clock frequency
Hold time for a start or repeated start condition
Low period of SCL clock
High period of SCL clock
Setup time for a repeated start condition
Data hold time
Data setup time
Rise time of SDA and SCL signals
Fall time of SDA and SCL signals
Setup time for stop condition
Bus-free time between a stop and start condition
Pulse width of suppressed spikes
t
F
t
HD;STA
t
LOW
t
HD;DAT
t
R
t
HIGH
t
SU;DAT
t
F
Figure 3. I
t
SU;STA
Rev. 0 | Page 7 of 68
REPEATED START
2
C Interface Timing
CONDITION
Min
0
4.0
4.7
0
250
4.0
4.7
4.7
4.0
N/A
1
Standard Mode
t
HD;STA
Max
100
3.45
1000
300
MIN
to T
1
MAX
= −40°C to +85°C, unless otherwise noted.
t
t
Min
0
0.6
1.3
0.6
0.6
0
100
20
20
0.6
1.3
SU;STO
SP
1
t
R
CONDITION
Fast Mode
STOP
t
BUF
Max
400
0.9
300
300
50
CONDITION
START
1
ADE7953
Unit
kHz
μs
μs
μs
μs
μs
ns
ns
ns
μs
μs
ns