參數(shù)資料
型號: AD9912A/PCBZ
廠商: Analog Devices Inc
文件頁數(shù): 6/40頁
文件大小: 0K
描述: BOARD EVALUATION FOR AD9912
產(chǎn)品培訓(xùn)模塊: Direct Digital Synthesis Tutorial Series (1 of 7): Introduction
Direct Digital Synthesizer Tutorial Series (7 of 7): DDS in Action
Direct Digital Synthesis Tutorial Series (3 of 7): Angle to Amplitude Converter
Direct Digital Synthesis Tutorial Series (6 of 7): SINC Envelope Correction
Direct Digital Synthesis Tutorial Series (4 of 7): Digital-to-Analog Converter
Direct Digital Synthesis Tutorial Series (2 of 7): The Accumulator
標準包裝: 1
主要目的: 計時,直接數(shù)字合成(DDS)
嵌入式:
已用 IC / 零件: AD9912
主要屬性: 14 位數(shù)模轉(zhuǎn)換器,48 位調(diào)節(jié)字寬
次要屬性: 1GHz 圖形用戶界面
已供物品:
AD9912
Rev. F | Page 14 of 40
06
76
3-
0
51
100
1k
10k
100k
1M
10M
100M
FREQUENCY OFFSET (Hz)
–125
–115
–135
–145
–155
–165
–175
PH
A
S
E
N
O
ISE
(
d
B
c
/H
z)
RMS JITTER (100Hz TO 20MHz):
50MHz:
200MHz:
400MHz:
62fs
37fs
31fs
200MHz
400MHz
50MHz
Figure 21. Absolute Phase Noise of Unfiltered DAC Output,
fOUT = 50 MHz, 200 MHz, and 400 MHz, SYSCLK Driven by
a 1 GHz Wenzel Oscillator (SYSCLK PLL Bypassed)
06
76
3-
0
52
100
1k
10k
100k
1M
10M
100M
FREQUENCY OFFSET (Hz)
–125
–115
–135
–145
–155
–165
–175
P
HAS
E
NO
IS
E
(
d
Bc/
H
z
)
RMS JITTER (100Hz TO 20MHz): 69fs
Figure 22. Absolute Phase Noise of Unfiltered DAC Output, fOUT = 63 MHz,
SYSCLK Driven by a 1 GHz Wenzel Oscillator (SYSCLK PLL Bypassed)
06
76
3-
05
3
100
1k
10k
100k
1M
10M
100M
FREQUENCY OFFSET (Hz)
–125
–115
–135
–145
–155
–165
–175
PH
A
SE
N
O
ISE
(d
B
c
/H
z)
RMS JITTER (100Hz TO 40MHz): 61fs
Figure 23. Absolute Phase Noise of Unfiltered DAC Output, fOUT = 171 MHz,
SYSCLK Driven by a 1 GHz Wenzel Oscillator (SYSCLK PLL Bypassed)
06
76
3-
0
54
100
1k
10k
100k
1M
10M
100M
FREQUENCY OFFSET (Hz)
–125
–115
–135
–145
–155
–165
–175
P
HAS
E
NO
IS
E
(
d
Bc/
H
z
)
RMS JITTER (100Hz TO 100MHz): 83fs
Figure 24. Absolute Phase Noise of Unfiltered DAC Output, fOUT = 258.3 MHz,
SYSCLK Driven by a 1 GHz Wenzel Oscillator (SYSCLK PLL Bypassed)
06
76
3-
0
55
100
1k
10k
100k
1M
10M
100M
FREQUENCY OFFSET (Hz)
–125
–115
–135
–145
–155
–165
–175
P
HAS
E
NO
IS
E
(
d
Bc/
H
z
)
RMS JITTER (100Hz TO 100MHz): 82fs
Figure 25. Absolute Phase Noise of Unfiltered DAC Output, fOUT = 311.6 MHz,
SYSCLK Driven by a 1 GHz Wenzel Oscillator (SYSCLK PLL Bypassed)
06
76
3-
05
6
100
1k
10k
100k
1M
10M
100M
FREQUENCY OFFSET (Hz)
–120
–110
–130
–140
–150
–160
–170
P
HAS
E
NO
IS
E
(
d
Bc/
H
z
)
RMS JITTER (100Hz TO 100MHz): 22fs
Figure 26. Absolute Phase Noise of 1 GHz Reference Used for Performance
Plots; Wenzel Components Used: 100 MHz Oscillator, LNBA-13-24 Amp,
LNOM 100-5 Multiplier, LNDD 500-14 Diode Doubler
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