AD7564 Analog Devices, AD7564 Datasheet - Page 5

• Manufacturer Part Number: AD7564
• Description: +3.3 V/+5 V, Low Power, Quad 12-Bit CMOS DAC
• Manufacturer: Analog Devices

Specifications of AD7564

• Resolution (bits): 12bit
• Dac Update Rate: 1.8MSPS
• Dac Settling Time: 550ns
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Ser

REV.
Timing Specifications
Parameter
t
t
t
t
t
t
t
t
t
NOTES
1
2
from a voltage level of 1.6 V for a V
of 3.3 V.
Not production tested. Guaranteed by characterization at initial product release. All input signals are specified with tr = tf = 5 ns (10% to 90% of V
t
1
2
3
4
5
6
7
8
9
8
2
is measured with the load circuit of Figure 2 and defined as the time required for the output to cross 0.8 V or 2.4 V with a V
B
LDAC, CLR
SDOUT(O)
CLKIN(I)
FSIN(I)
SDIN(I)
Limit at
V
180
80
80
50
50
10
125
100
80
DD
= +3 V to +3.6 V V
DD
t
DB15
5
of 5 V and from a voltage level 1.35 V for a V
Figure 2. Load Circuit for Digital Output Timing Specifications
1
t
4
(T
t
6
A
= T
100
90
70
Limit at
40
40
30
30
5
40
MIN
DD
to T
= +4.75 V to +5.25 V
TO OUTPUT
MAX
t
PIN
50pF
2
unless otherwise noted)
C
Figure 1. Timing Diagram
L
t
1
t
3
1.6mA
200µA
DB0
–5–
t
DD
8
I
I
DB15
OH
OL
of 3.3 V.
t
7
t
Units
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns max
ns min
9
+1.6V
Description
CLKIN Cycle Time
CLKIN High Time
CLKIN Low Time
FSIN Setup Time
Data Setup Time
Data Hold Time
FSIN Hold Time
SDOUT Valid After CLKIN Falling Edge
LDAC, CLR Pulse Width
DD
DB0
of 5 V and 0.6 V or 2.1 V for a V
AD7564
DD
) and timed
DD
3