AD5308 Analog Devices, AD5308 Datasheet - Page 6

• Manufacturer Part Number: AD5308
• Description: 2.5 V to 5.5 V Octal Voltage Output 8-Bit DACs in 16-Lead TSSOP
• Manufacturer: Analog Devices

Specifications of AD5308

• Resolution (bits): 8bit
• Dac Update Rate: 167kSPS
• Dac Settling Time: 6µs
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Voltage Out
• Dac Input Format: Ser,SPI

AD5308/AD5318/AD5328
Table 3. Timing Characteristics
Parameter
t
t
t
t
t
t
t
t
t
t
t
1
2
3
1
2
3
4
5
6
7
8
9
10
11
Guaranteed by design and characterization; not production tested.
All input signals are specified with t
See Figure 2
.
LDAC
LDAC
SYNC
SCLK
DIN
1
2
NOTES
1
2
A, B Version
Limit at T
33
13
13
13
15
5
4.5
0
50
20
20
0
ASYNCHRONOUS LDAC UPDATE MODE.
SYNCHRONOUS LDAC UPDATE MODE.
t
8
R
= t
MIN
1, 2, 3
F
= 5 ns (10% to 90% of V
, T
DB15
MAX
t
t
6
4
t
5
t
3
Figure 2. Serial Interface Timing Diagram
DD
) and timed from a voltage level of (V
Unit
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
ns min
t
1
t
2
Rev. F | Page 6 of 28
DB0
t
t
7
11
Conditions/Comments
SCLK cycle time
SCLK high time
SCLK low time
SYNC to SCLK falling edge setup time; temperature range (A, B
verstion): −40°C to +105°C
SYNC to SCLK falling edge setup time; temperature range (A, B
verstion): −40°C to +125°C
Data set up 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
SCLK falling edge to LDAC falling edge
t
9
t
10
IL
+ V
IH
)/2.