AD9704 Analog Devices, AD9704 Datasheet - Page 37
AD9704
Manufacturer Part Number
AD9704
Description
Manufacturer
Analog Devices
Datasheet
1.AD9704.pdf
(44 pages)
Specifications of AD9704
Resolution (bits)
8bit
Dac Update Rate
175MSPS
Dac Settling Time
11ns
Max Pos Supply (v)
+3.6V
Single-supply
Yes
Dac Type
Current Out
Dac Input Format
Par
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD9704ARUZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
AD9704BCPZ
Manufacturer:
Analog Devices Inc
Quantity:
135
Company:
Part Number:
AD9704BCPZ
Manufacturer:
FREESCAL
Quantity:
2
Part Number:
AD9704BCPZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Data Sheet
POWER DISSIPATION
The power dissipation, P
AD9707
•
•
•
•
Power dissipation is directly proportional to the analog supply
current, I
a fixed current plus I
to f
Figure 82 shows I
ratios (f
I
clock operation than for single-ended operation, as shown in
Figure 84. This difference in clock current is due primarily to the
differential clock receiver, which is disabled in single-ended
clock mode.
CLKVDD
CLOCK
The power supply voltages (AVDD, CLKVDD, and DVDD)
The full-scale current output, I
The update rate, f
The reconstructed digital input waveform
is directly proportional to f
OUT
6
5
4
3
2
1
0
and increases with increasing analog output frequencies.
10
1.00
is dependent on several factors that include
AVDD
9
8
7
6
5
4
3
2
1
0
1
/f
CLOCK
, and the digital supply current, I
Figure 80. I
Figure 81. I
DVDD
) for various update rates with DVDD = 3.3 V.
OUTFS
1.25
as a function of full-scale sine wave output
2
CLOCK
, as shown in Figure 80. I
AVDD
AVDD
D
, of the AD9704/AD9705/AD9706/
vs. I
vs. I
I
OUTFS
I
OUTFS
OUTFS
OUTFS
1.50
CLOCK
3
(mA)
at AVDD = 3.3 V
at AVDD = 1.8 V
(mA)
OUTFS
and is higher for differential
DVDD
1.75
4
DVDD
. I
AVDD
is proportional
is equal to
2.00
5
Rev. B | Page 37 of 44
2.5
2.5
2.0
1.5
1.0
0.5
10
9
8
7
6
5
4
3
2
1
0
0
0.01
0.01
5
4
3
2
1
0
0
Figure 82. I
Figure 83. I
AD9704/AD9705/AD9706/AD9707
Figure 84. I
DVDD
DVDD
50
CLKVDD
vs. f
vs. f
OUT
OUT
vs. f
f
f
f
f
f
f
f
f
CLOCK
CLOCK
CLOCK
OUT
/f
OUT
/f
CLOCK
CLOCK
CLOCK
CLOCK
CLOCK
CLOCK
f
f
f
f
CLOCK
CLOCK
CLOCK
CLOCK
/
/f
0.1
0.1
100
f
CLOCK
CLOCK
(MSPS)
= 175MSPS
= 125MSPS
Ratio at DVDD = 3.3 V
Ratio at DVDD = 1.8 V
= 75MSPS
= 25MSPS
= 10MSPS
at CLKVDD = 3.3 V
= 80MSPS
= 50MSPS
= 25MSPS
= 10MSPS
DIFF
SE
150
200
1
1