ade7854 Analog Devices, Inc., ade7854 Datasheet - Page 9

• Manufacturer Part Number: ade7854
• Description: Poly Phase Multifunction Energy Metering Ic With Neutral Current Measurement
• Manufacturer: Analog Devices, Inc.

Preliminary Technical Data
Table 4. HSDC INTERFACE TIMING Parameter
Parameter
HSA to SCLK edge
HSCLK period
HSCLK low pulse width
HSCLK high pulse width
Data output valid after HSCLK edge
Data output fall time
Data output rise time
HSCLK rise time
HSCLK fall time
HSD disable after HAS rising edge
HSA high after HSCLK edge
HSCLK
HSA
HSD
t
SS
t
DAV
t
SL
Figure 5. Load Circuit for Timing Specifications
MSB
TO OUTPUT
t
SH
Figure 4. HSDC Interface Timing
PIN
Rev. PrC| Page 9 of 71
50pF
C
L
1.6mA
200µA
INTERMEDIATE BITS
t
DF
I
I
OL
OH
Symbol
t
t
t
t
t
t
t
t
t
t
SS
SL
SH
DAV
DF
DR
SR
SF
DIS
SFS
2.1V
t
SF
t
DR
LSB
Min
0
125
50
50
5
40
0
t
t
SR
SFS
t
DIS
Max
40
20
20
10
10
ADE7854
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns