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參數資料
| 型號： | AD9851 |
| 廠商： | Analog Devices, Inc. |
| 元件分類： | XO, clock |
| 英文描述： | CMOS 180 MHz DDS/DAC Synthesizer |
| 中文描述： | 180MHz的CMOS/DAC頻率合成器 |
| 文件頁數： | 20/23頁 |
| 文件大?。?/td> | 277K |
| 代理商： | AD9851 |
AD9851
–20–
REV. 0
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
2AP
1.1MHz
CENTER
200kHz
SPAN
20kHz/
RBW = 300Hz
VBW = 300Hz
SWT = 11.5s
RF ATT = 20dB
REF LVL = –7dBm
Figure 29. Narrowband (1.1
±
0.1 MHz) output SFDR for a
1.1 MHz fundamental output signal. System clock =
180 MHz (6
×
REFCLK Multiplier engaged), V
S
= +5 V.
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
40.1MHz
CENTER
2AP
200kHz
SPAN
20kHz/
RBW = 300Hz
VBW = 300Hz
SWT = 11.5s
RF ATT = 20dB
REF LVL = –7dBm
Figure 30. Narrowband (40.1
±
0.1 MHz) output SFDR for
a 40.1 MHz fundamental output signal. System clock =
180 MHz (6
×
REFCLK Multiplier engaged), V
S
= +5 V.
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
70.1MHz
CENTER
2AP
200kHz
SPAN
20kHz/
RBW = 300Hz
VBW = 300Hz
SWT = 11.5s
RF ATT = 20dB
REF LVL = –7dBm
Figure 31. Narrowband (70.1
±
0.1 MHz) output SFDR for
a 70.1 MHz fundamental output signal. System clock =
180 MHz (6
×
REFCLK Multiplier engaged), V
S
= +5 V.
1
Ch1 200mV
V
T
[
]
Tek Run 4.00GS/s Sample
M 12.5ns Ch 1 –200mV
D 200ps Runs After
D
: 208ps
@ : 1.940ns
Figure 32. Typical CMOS comparator p-p output jitter
with the AD9851 configured as a clock generator, DDS f
OUT
= 10.1 MHz, V
S
= +5 V, system clock = 180 MHz, 70 MHz
LPF. Graph details the center portion of a rising edge with
scope in delayed trigger mode, 200 ps/div. Cursors show
208 ps p-p jitter.
1
Ch1 200mV
V
T
[
]
Tek Run 4.00GS/s Sample
M 12.5ns Ch 1 –200mV
D 200ps Runs After
D
: 204ps
@ : 3.672ns
Figure 33. Typical CMOS comparator p-p output jitter
with the AD9851 configured as a clock generator, DDS f
OUT
= 40.1 MHz, V
S
= +5 V, system clock = 180 MHz, 70 MHz
LPF. Graph details the center portion of a rising edge with
scope in delayed trigger mode, 200 ps/div. Cursors show
204 ps p-p jitter.
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相關代理商/技術參數 |
參數描述 |
|---|---|
| AD9851/CGPCB | 制造商:Analog Devices 功能描述:NCO/DDS, CMOS 180MHZ DDS/DAC SYNTHESIZER - Bulk 制造商:Rochester Electronics LLC 功能描述:DDS CLOCK DRIVER - Bulk |
| AD9851/FSPCB | 制造商:Analog Devices 功能描述:Evaluation Board For NCO/DDS, CMOS 180MHZ DDS/DAC Synthesizer 制造商:Analog Devices 功能描述:NCO/DDS, CMOS 180MHZ DDS/DAC SYNTHESIZER - Bulk |
| AD9851BRS | 功能描述:IC DDS DAC W/COMP 180MHZ 28-SSOP RoHS:否 類別:集成電路 (IC) >> 接口 - 直接數字合成 (DDS) 系列:- 產品變化通告:Product Discontinuance 27/Oct/2011 標準包裝:2,500 系列:- 分辨率（位）:10 b 主 fclk:25MHz 調節字寬（位）:32 b 電源電壓:2.97 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:16-TSSOP 包裝:帶卷 (TR) |
| AD9851BRSRL | 功能描述:IC DDS/DAC SYNTHESIZER 28-SSOP RoHS:否 類別:集成電路 (IC) >> 接口 - 直接數字合成 (DDS) 系列:- 產品變化通告:Product Discontinuance 27/Oct/2011 標準包裝:2,500 系列:- 分辨率（位）:10 b 主 fclk:25MHz 調節字寬（位）:32 b 電源電壓:2.97 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:16-TSSOP 包裝:帶卷 (TR) |
| AD9851BRSZ | 功能描述:IC SYNTHESIZER DDS/DAC 28-SSOP RoHS:是 類別:集成電路 (IC) >> 接口 - 直接數字合成 (DDS) 系列:- 產品變化通告:Product Discontinuance 27/Oct/2011 標準包裝:2,500 系列:- 分辨率（位）:10 b 主 fclk:25MHz 調節字寬（位）:32 b 電源電壓:2.97 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-TSSOP（0.173"，4.40mm 寬） 供應商設備封裝:16-TSSOP 包裝:帶卷 (TR) |
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