AD5446 Analog Devices, AD5446 Datasheet - Page 13
AD5446
Manufacturer Part Number
AD5446
Description
14-Bit High Bandwidth Multiplying DAC with Serial Interface
Manufacturer
Analog Devices
Datasheet
1.AD5446.pdf
(28 pages)
Specifications of AD5446
Resolution (bits)
14bit
Dac Update Rate
2.7MSPS
Dac Settling Time
80ns
Max Pos Supply (v)
+5.5V
Single-supply
Yes
Dac Type
Current Out
Dac Input Format
Ser,SPI
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AD5446YRMZ
Manufacturer:
ADI
Quantity:
352
Part Number:
AD5446YRMZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Figure 34. Narrow-Band IMD, f
Figure 35. Wideband IMD, f
–100
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
10k
0
100k
15k
FREQUENCY (Hz)
200k
FREQUENCY (Hz)
OUT
20k
OUT
= 20 kHz and 25 kHz, Clock = 1 MHz
= 20 kHz and 25 kHz, Clock = 1 MHz
300k
25k
400k
30k
T
V
AD8038 AMP
T
V
AD8038 AMP
A
A
REF
REF
= 25°C
= 25°C
= 3.5V
= 3.5V
500k
35k
Rev. C | Page 13 of 28
80
70
50
40
30
20
10
60
0
100
FULL SCALE
LOADED TO DAC
Figure 36. Output Noise Spectral Density
1k
FREQUENCY (Hz)
10k
MIDSCALE
LOADED TO DAC
ZERO SCALE
LOADED TO DAC
AD5444/AD5446
100k
T
AD8038 AMP
A
= 25°C
1M