AD9772AASTZ Analog Devices Inc, AD9772AASTZ Datasheet - Page 8
![IC DAC 14BIT 160MSPS 48-LQFP](/photos/6/59/65923/505-48-lqfp_sml.jpg)
AD9772AASTZ
Manufacturer Part Number
AD9772AASTZ
Description
IC DAC 14BIT 160MSPS 48-LQFP
Manufacturer
Analog Devices Inc
Series
TxDAC+®r
Datasheet
1.AD9772AASTZ.pdf
(40 pages)
Specifications of AD9772AASTZ
Data Interface
Parallel
Settling Time
11ns
Number Of Bits
14
Number Of Converters
1
Voltage Supply Source
Analog and Digital
Power Dissipation (max)
272mW
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
48-LQFP
Resolution (bits)
14bit
Sampling Rate
160MSPS
Input Channel Type
Parallel
Supply Voltage Range - Analog
3.1V To 3.5V
Supply Current
37mA
Digital Ic Case Style
QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
AD9772A-EB - BOARD EVAL FOR AD9772A
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
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Manufacturer
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Price
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Part Number:
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Part Number:
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Manufacturer:
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Quantity:
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AD9772A
DIGITAL FILTER SPECIFICATIONS
T
50 Ω doubly terminated, unless otherwise noted.
Table 4.
Parameter
MAXIMUM INPUT DATA RATE (f
DIGITAL FILTER CHARACTERISTICS
LINEAR PHASE (FIR IMPLEMENTATION)
STOP BAND REJECTION
GROUP DELAY
IMPULSE RESPONSE DURATION
1
2
Excludes sin(x)/x characteristic of DAC.
Defined as the number of data clock cycles between impulse input and peak of output response.
MIN
Pass-Bandwidth
Pass-Bandwidth: 0.01 dB
Pass-Bandwidth: 0.1 dB
Pass-Bandwidth: −3 dB
0.606 f
−40 dB
−60 dB
to T
–0.2
–0.4
1.0
0.8
0.6
0.4
0.2
–100
–120
–140
–20
–40
–60
–80
0
Figure 4. FIR Filter Frequency Response—Baseband Mode
CLOCK
MAX
0
Figure 5. FIR Filter Impulse Response—Baseband Mode
0
0
, AVDD = 3.3 V, CLKVDD = 3.3 V, PLLVDD = 0 V, DVDD = 3.3 V, I
to 1.394 f
2
5
0. 1
1
10
: 0.005 dB
0. 2
CLOCK
FREQUENCY (DC TO
0.3
15
TIME (Samples)
0. 4
20
DATA
)
0.5
25
0.6
f
DATA
30
)
0.7
35
0.8
40
0.9
45
1.0
Rev. C | Page 8 of 40
Table 5. Integer Filter Coefficients for Interpolation Filter
(43-Tap Half-Band FIR Filter)
Lower
Coefficient
H(1)
H(2)
H(3)
H(4)
H(5)
H(6)
H(7)
H(8)
H(9)
H(10)
H(11)
H(12)
H(13)
H(14)
H(15)
H(16)
H(17)
H(18)
H(19)
H(20)
H(21)
H(22)
Min
150
OUTFS
= 20 mA, differential transformer-coupled output,
Typ
0.401
0.404
0.422
0.479
73
11
36
42
Upper
Coefficient
H(43)
H(42)
H(41)
H(40)
H(39)
H(38)
H(37)
H(36)
H(35)
H(34)
H(33)
H(32)
H(31)
H(30)
H(29)
H(28)
H(27)
H(26)
H(25)
H(24)
H(23)
Max
Unit
MSPS
f
f
f
f
dB
Input clocks
Input clocks
Input clocks
OUT
OUT
OUT
OUT
/f
/f
/f
/f
DATA
DATA
DATA
DATA
Integer
Value
10
0
−31
0
69
0
−138
0
248
0
−419
0
678
0
−1083
0
1776
0
−3282
0
10,364
16,384