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參數(shù)資料
| 型號(hào)： | AD9774ASZ |
| 廠商： | Analog Devices Inc |
| 文件頁數(shù)： | 18/24頁 |
| 文件大小： | 0K |
| 描述： | IC DAC 14BIT 32MSPS 44-MQFP |
| 產(chǎn)品培訓(xùn)模塊： | DAC Architectures |
| 產(chǎn)品變化通告： | Product Discontinuance 27/Oct/2011 |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 系列： | TxDAC+® |
| 設(shè)置時(shí)間： | 35ns |
| 位數(shù)： | 14 |
| 數(shù)據(jù)接口： | 并聯(lián) |
| 轉(zhuǎn)換器數(shù)目： | 1 |
| 電壓電源： | 模擬和數(shù)字 |
| 功率耗散（最大）： | 1.13W |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 44-QFP |
| 供應(yīng)商設(shè)備封裝： | 44-MQFP（10x10） |
| 包裝： | 托盤 |
| 輸出數(shù)目和類型： | 2 電流，單極；2 電流，雙極 |
| 采樣率（每秒）： | 32M |
–3–
REV. B
AD9774
DYNAMIC SPECIFICATIONS
Parameter
Min
Typ
Max
Units
DYNAMIC PERFORMANCE
Maximum Output Update Rate w/DVDD = 5 V
128
MSPS
Maximum Output Update Rate w/DVDD = 3 V
100
128
MSPS
Output Settling Time (tST) (to 0.025%)
35
ns
Output Propagation Delay (tPD)
55
Clocks
1
Glitch Impulse
5
pV-s
Output Rise Time (10% to 90%)
1
2.5
ns
Output Fall Time (10% to 90%)
1
2.5
ns
Output Noise (IOUTFS = 20 mA)
50
pA/
√Hz2
AC LINEARITY TO NYQUIST
Spurious-Free Dynamic Range (SFDR) to Nyquist
fCLOCK = 25 MSPS; fOUT = 1.01 MHz
0 dBFS Output
79
dB
–6 dBFS Output
86
dB
–12 dBFS Output
75
dB
–18 dBFS Output
75
dB
fCLOCK = 32 MSPS; fOUT = 1.01 MHz
78
dB
fCLOCK = 32 MSPS; fOUT = 5.01 MHz
77
dB
fCLOCK = 32 MSPS; fOUT = 10.01 MHz
79
dB
fCLOCK = 32 MSPS; fOUT = 13.01 MHz
78
dB
Total Harmonic Distortion (THD)
fCLOCK = 25 MSPS; fOUT = 1.01 MHz; 0 dBFS
–75
dB
Signal-to-Noise Ratio (SNR)
fCLOCK = 25 MSPS; fOUT = 1.01 MHz; 0 dBFS
76
dB
NOTES
1Propagation delay is delay from data input to DAC update.
2Measured single-ended into 50
load.
Specifications subject to change without notice.
(TMIN to TMAX, AVDD = +5 V, PLLVDD = +5 V, DVDD = +5 V, IOUTFS = 20 mA, Differential Transformer
Coupled Output, 50
Doubly Terminated, unless otherwise noted)
DIGITAL SPECIFICATIONS
Parameter
Min
Typ
Max
Units
DIGITAL INPUTS
Logic “1” Voltage @ DVDD = +5 V
3.5
5
V
Logic “1” Voltage @ DVDD = +3 V
2.1
3
V
Logic “0” Voltage @ DVDD = +5 V
0
1.3
V
Logic “0” Voltage @ DVDD = +3 V
0
0.9
V
Logic “1” Current
–10
+10
A
Logic “0” Current
–10
+10
A
Input Capacitance
5
pF
Input Setup Time (tS)
2.5
ns
Input Hold Time (tH)
1.5
ns
Latch Pulsewidth (tLPW)4
ns
(TMIN to TMAX, AVDD = +5 V, PLLVDD = +5 V, DVDD = +5 V, IOUTFS = 20 mA unless otherwise noted)
0.025%
tS
tH
tLPW
t
PD
t
ST
DB0–DB11
CLOCK
IOUTA
OR
IOUTB
Figure 1. Timing Diagram
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| 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(shí)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: |
| AD9774-EBZ | 制造商:Analog Devices 功能描述:14-BIT 32 MSPS TXDAC W/4X INTERPOLATION - Bulk |
| AD9775 | 制造商:AD 制造商全稱:Analog Devices 功能描述:14-Bit, 160 MSPS 2X/4X/8X Interpolating Dual TxDAC+ D/A Converter |
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