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參數(shù)資料
| 型號： | AD9774AS |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | DAC |
| 英文描述： | 14-Bit, 32 MSPS TxDAC⑩ with 4x Interpolation Filters |
| 中文描述： | PARALLEL, WORD INPUT LOADING, 0.035 us SETTLING TIME, 14-BIT DAC, PQFP44 |
| 封裝： | METRIC, QFP-44 |
| 文件頁數(shù)： | 3/24頁 |
| 文件大?。?/td> | 313K |
| 代理商： | AD9774AS |
–3–
REV. B
AD9774
DYNAMIC SPECIFICATIONS
Parameter
Min
Typ
Max
Units
DYNAMIC PERFORMANCE
Maximum Output Update Rate w/DVDD = 5 V
Maximum Output Update Rate
w/DVDD = 3 V
Output Settling Time (t
ST
) (to 0.025%)
Output Propagation Delay (t
PD
)
Glitch Impulse
Output Rise Time (10% to 90%)
1
Output Fall Time (10% to 90%)
1
Output Noise (I
OUTFS
= 20 mA)
128
100
MSPS
MSPS
ns
Clocks
1
pV-s
ns
ns
pA/
√
Hz
2
128
35
55
5
2.5
2.5
50
AC LINEARITY TO NYQUIST
Spurious-Free Dynamic Range (SFDR) to Nyquist
f
CLOCK
= 25 MSPS; f
OUT
= 1.01 MHz
0 dBFS Output
–6 dBFS Output
–12 dBFS Output
–18 dBFS Output
f
CLOCK
= 32 MSPS; f
OUT
= 1.01 MHz
f
CLOCK
= 32 MSPS; f
OUT
= 5.01 MHz
f
CLOCK
= 32 MSPS; f
OUT
= 10.01 MHz
f
CLOCK
= 32 MSPS; f
OUT
= 13.01 MHz
Total Harmonic Distortion (THD)
f
CLOCK
= 25 MSPS; f
OUT
= 1.01 MHz; 0 dBFS
Signal-to-Noise Ratio (SNR)
f
CLOCK
= 25 MSPS; f
OUT
= 1.01 MHz; 0 dBFS
NOTES
1
Propagation delay is delay from data input to DAC update.
2
Measured single-ended into 50
load.
Specifications subject to change without notice.
79
86
75
75
78
77
79
78
dB
dB
dB
dB
dB
dB
dB
dB
–75
dB
76
dB
(T
MIN
to T
MAX
, AVDD = +5 V, PLLVDD = +5 V, DVDD = +5 V, I
OUTFS
= 20 mA, Differential Transformer
Coupled Output, 50
V
Doubly Terminated, unless otherwise noted)
DIGITAL SPECIFICATIONS
Parameter
Min
Typ
Max
Units
DIGITAL INPUTS
Logic “1” Voltage @ DVDD = +5 V
Logic “1” Voltage @ DVDD = +3 V
Logic “0” Voltage @ DVDD = +5 V
Logic “0” Voltage @ DVDD = +3 V
Logic “1” Current
Logic “0” Current
Input Capacitance
Input Setup Time (t
S
)
Input Hold Time (t
H
)
Latch Pulsewidth (t
LPW
)
3.5
2.1
5
3
0
0
V
V
V
V
μ
A
μ
A
pF
ns
ns
ns
1.3
0.9
+10
+10
–10
–10
5
2.5
1.5
4
(T
MIN
to T
MAX
, AVDD = +5 V, PLLVDD = +5 V, DVDD = +5 V, I
OUTFS
= 20 mA unless otherwise noted)
0.025%
0.025%
t
S
t
H
t
LPW
t
PD
t
ST
DB0–DB11
CLOCK
IOUTA
OR
IOUTB
Figure 1. Timing Diagram
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| AD9774ASRL | 制造商:Analog Devices 功能描述:DAC 1-CH Segment 14-bit 44-Pin MQFP T/R 制造商:Rochester Electronics LLC 功能描述:14-BIT 32 MSPS TXDAC W/4X INTERPOLATION - Bulk |
| AD9774ASZ | 功能描述:IC DAC 14BIT 32MSPS 44-MQFP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:TxDAC+® 標(biāo)準(zhǔn)包裝:2,400 系列:- 設(shè)置時間:- 位數(shù):18 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:3 電壓電源:模擬和數(shù)字 功率耗散（最大）:- 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:36-TFBGA 供應(yīng)商設(shè)備封裝:36-TFBGA 包裝:帶卷 (TR) 輸出數(shù)目和類型:* 采樣率（每秒）:* |
| AD9774ASZRL | 功能描述:IC DAC 14BIT 32MSPS 44MQFP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:TxDAC+® 標(biāo)準(zhǔn)包裝:2,400 系列:- 設(shè)置時間:- 位數(shù):18 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:3 電壓電源:模擬和數(shù)字 功率耗散（最大）:- 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:36-TFBGA 供應(yīng)商設(shè)備封裝:36-TFBGA 包裝:帶卷 (TR) 輸出數(shù)目和類型:* 采樣率（每秒）:* |
| AD9774EB | 制造商:AD 制造商全稱:Analog Devices 功能描述:14-Bit, 32 MSPS TxDAC⑩ with 4x Interpolation Filters |
| AD9774-EB | 制造商:Analog Devices 功能描述: |
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