AD7608 View Datasheet(PDF) - Analog Devices
Part Name
Description
View to exact match
AD7608 Datasheet PDF : 32 Pages
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Data Sheet
Parameter
t13
t143
t15
t16
t17
SERIAL READ OPERATION
fSCLK
t18
t3
191F
t20
t21
t22
t23
FRSTDATA OPERATION
t24
t25
t26
AD7608
Limit at TMIN, TMAX
Min Typ Max
16
20
25
30
16
21
25
32
6
6
22
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Description
Delay from CSE until DB[15:0] three-state disabled
A
A
VDRIVE above 4.75 V
VDRIVE above 3.3 V
VDRIVE above 2.7 V
VDRIVE above 2.3 V
Data access time after RDE falling edge
A
A
VDRIVE above 4.75 V
VDRIVE above 3.3 V
VDRIVE above 2.7 V
VDRIVE above 2.3 V
Data hold time after RDE falling edge
A
A
CSE to DB[15:0] hold time
A
A
Delay from CSE rising edge to DB[15:0] three-state enabled
A
A
0.4 tSCLK
0.4 tSCLK
7
Frequency of serial read clock
23.5 MHz VDRIVE above 4.75 V
17 MHz VDRIVE above 3.3 V
14.5 MHz VDRIVE above 2.7 V
11.5 MHz VDRIVE above 2.3 V
Delay
from
CSE
A
A
until
DOUTA/DOUTB
three-state
disabled/delay
from
CSE
A
A
until
MSB valid
15 ns VDRIVE above 4.75 V
20 ns VDRIVE above 3.3 V
30 ns VDRIVE = 2.3 V to 2.7 V
Data access time after SCLK rising edge
17 ns VDRIVE above 4.75 V
23 ns VDRIVE above 3.3 V
27 ns VDRIVE above 2.7 V
34 ns VDRIVE above 2.3 V
ns SCLK low pulse width
ns SCLK high pulse width
SCLK rising edge to DOUTA/DOUTB valid hold time
22
ns
CSE
A
A
rising
edge
to
DOUTA/DOUTB
three-state
enabled
Delay from CSE falling edge until FRSTDATA three-state disabled
A
A
15 ns VDRIVE above 4.75 V
20 ns VDRIVE above 3.3 V
25 ns VDRIVE above 2.7 V
30 ns VDRIVE above 2.3 V
ns Delay from CSE falling edge until FRSTDATA high, serial mode
A
A
15 ns VDRIVE above 4.75 V
20 ns VDRIVE above 3.3 V
25 ns VDRIVE above 2.7 V
30 ns VDRIVE above 2.3 V
Delay from RDE falling edge to FRSTDATA high
A
A
16 ns VDRIVE above 4.75 V
20 ns VDRIVE above 3.3 V
25 ns VDRIVE above 2.7 V
30 ns VDRIVE above 2.3 V
Rev. A | Page 7 of 32
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