TIMING CHARACTERISTICS
(1, 2)
V
DD
= +2.7V to +5.5V; all specifications –40°C to +105°C, unless otherwise noted.
DAC7512E, N
PARAMETER
t
1(3)
DESCRIPTION
SCLK Cycle Time
V
DD
= 2.7V to 3.6V
V
DD
= 3.6V to 5.5V
t
2
SCLK HIGH Time
V
DD
= 2.7V to 3.6V
V
DD
= 3.6V to 5.5V
t
3
SCLK LOW Time
V
DD
= 2.7V to 3.6V
V
DD
= 3.6V to 5.5V
t
4
SYNC to SCLK Rising
Edge Setup Time
V
DD
= 2.7V to 3.6V
V
DD
= 3.6V to 5.5V
t
5
Data Setup Time
V
DD
= 2.7V to 3.6V
V
DD
= 3.6V to 5.5V
t
6
Data Hold Time
V
DD
= 2.7V to 3.6V
V
DD
= 3.6V to 5.5V
t
7
SCLK Falling Edge to
SYNC Rising Edge
V
DD
= 2.7V to 3.6V
V
DD
= 3.6V to 5.5V
t
8
Minimum SYNC HIGH Time
V
DD
= 2.7V to 3.6V
V
DD
= 3.6V to 5.5V
50
33
ns
ns
0
0
ns
ns
4.5
4.5
ns
ns
5
5
ns
ns
0
0
ns
ns
22.5
13
ns
ns
13
13
ns
ns
50
33
ns
ns
CONDITIONS
MIN
TYP
MAX
UNITS
NOTES: (1) All input signals are specified with t
R
= t
F
= 5ns (10% to 90% of V
DD
) and timed from a voltage level of (V
IL
+ V
IH
)/2. (2) See Serial Write Operation timing
diagram, below. (3) Maximum SCLK frequency is 30MHz at V
DD
= +3.6V to +5.5V and 20MHz at V
DD
= +2.7V to +3.6V.
SERIAL WRITE OPERATION
t
1
SCLK
t
8
t
4
SYNC
t
6
t
5
D
IN
DB15
DB0
t
3
t
2
t
7
4
DAC7512
www.ti.com
SBAS156B
BURR-BROWN [ BURR-BROWN CORPORATION ]
