AD5312 Analog Devices, AD5312 Datasheet - Page 5
AD5312
Manufacturer Part Number
AD5312
Description
Manufacturer
Analog Devices
Datasheet
1.AD5302.pdf
(24 pages)
Specifications of AD5312
Resolution (bits)
10bit
Dac Update Rate
143kSPS
Dac Settling Time
7µs
Max Pos Supply (v)
+5.5V
Single-supply
Yes
Dac Type
Voltage Out
Dac Input Format
Ser,SPI
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TIMING CHARACTERISTICS
V
Table 3.
Parameter
t
t
t
t
t
t
t
t
t
t
1
2
3
1
2
3
4
5
6
7
8
9
10
Guaranteed by design and characterization, not production tested.
All input signals are specified with tr = tf = 5 ns (10% to 90% of V
See Figure 2.
DD
= 2.5 V to 5.5 V, all specifications T
SYNC
LDAC
LDAC
SCLK
1
DIN
SEE INPUT SHIFT REGISTER SECTION.
1
Limit at T
33
13
13
0
5
4.5
0
100
20
20
t
8
MIN
DB15
MIN
, T
t
6
t
MAX
to T
4
t
5
(A, B Version)
MAX
, unless otherwise noted.
Figure 2. Serial Interface Timing Diagram
t
DD
3
) and timed from a voltage level of (V
t
Rev. D | Page 5 of 24
1
t
2
DB0
Unit
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
t
7
1, 2, 3
t
10
Conditions/Comments
SCLK Cycle Time
SCLK High Time
SCLK Low Time
SYNC to SCLK Active Edge Setup Time
Data Setup Time
Data Hold Time
SCLK Falling Edge to SYNC Rising Edge
Minimum SYNC High Time
LDAC Pulse Width
SCLK Falling Edge to LDAC Rising Edge
IL
+ V
IH
t
)/2.
9
AD5302/AD5312/AD5322