AD5570 Analog Devices, AD5570 Datasheet - Page 6

• Manufacturer Part Number: AD5570
• Manufacturer: Analog Devices

Specifications of AD5570

• Resolution (bits): 16bit
• Dac Update Rate: 83kSPS
• Dac Settling Time: 12µs
• Max Pos Supply (v): +16.5V
• Single-supply: No
• Dac Type: Voltage Out
• Dac Input Format: SPI

AD5570
TIMING CHARACTERISTICS
DAISY-CHAINING AND READBACK
V
C
Table 3.
Parameter
f
t
t
t
t
t
t
t
t
t
t
t
1
2
3
MAX
1
2
3
4
5
6
7
8
9
10
14
All parameters guaranteed by design and characterization. Not production tested.
All input signals are measured with tr = tf = 5 ns (10% to 90% of V
With C
DD
L
LDAC
LDAC
3
SYNC
SCLK
= 200 pF to AGND; all specifications T
SDIN
SDO
= +12 V ± 5%, V
1
2
L
= 0 pF, t
NOTES
1
2
ASYNCHRONOUS LDAC UPDATE MODE.
SYNCHRONOUS LDAC UPDATE MODE.
1, 2
14
t
= 100 ns.
8
SS
t
4
= −12 V ± 5% or V
DB15 (N)
Limit at T
2
500
200
200
10
35
0
45
45
0
50
200
t
5
MIN
t
6
, T
MAX
DD
MIN
= +15 V ± 10%, V
to T
MAX
t
1
Figure 3. Daisy-Chaining Timing Diagram
, unless otherwise noted.
t
3
DD
Unit
MHz max
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns max
) and timed from a voltage level of (V
DB0 (N)
SS
Rev. C | Page 6 of 24
= −15 V ± 10%, V
DB15 (N)
(N + 1)
DB15
Description
SCLK frequency
SCLK cycle time
SCLK high time
SCLK low time
SYNC to SCLK falling edge setup time
Data setup time
Data hold time
SCLK falling edge to SYNC rising edge
Minimum SYNC high time
SYNC rising edge to LDAC falling edge
LDAC pulse width
Data delay on SDO
t
2
REF
= 5 V, REFGND = AGND = DGND = 0 V, R
IL
+V
IH
)/2. SDO; R
DB0 (N)
PULLUP
(N + 1)
= 5 kΩ, C
DB0
t
7
(N + 1)
DB15
t
14
L
= 15 pF.
t
9
t
10
L
= 5 kΩ,