參數(shù)資料
型號: AD9851BRSRL
廠商: Analog Devices Inc
文件頁數(shù): 22/24頁
文件大小: 0K
描述: IC DDS/DAC SYNTHESIZER 28-SSOP
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(biāo)準(zhǔn)包裝: 1,500
分辨率(位): 10 b
主 fclk: 180MHz
調(diào)節(jié)字寬(位): 32 b
電源電壓: 2.7 V ~ 5.25 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 28-SSOP
包裝: 帶卷 (TR)
AD9851
–7–
1
Ch1 200mV
T [
]
Tek Run 4.00GS/s
Sample
M 12.5ns Ch 1
–200mV
D 200ps Runs After
: 208ps
@ : 1.940ns
TPC 7. Typical CMOS comparator p-p output jitter with
the AD9851 configured as a clock generator, DDS fOUT
the AD9851 configured as a clock generator, DDS f
=
OUT
10.1 MHz, VS
10.1 MHz, V
10.1 MHz, V = 5 V, system clock = 180 MHz, 70 MHz LPF.
S
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
T
[
]
Tek Run 4.00GS/s
Sample
M 12.5ns Ch 1
–200mV
D 200ps Runs After
: 204ps
@ : 3.672ns
TPC 8. Typical CMOS comparator p-p output jitter with the
AD9851 configured as a clock generator, DDS fOUT
AD9851 configured as a clock generator, DDS f
= 40.1 MHz,
OUT
VS
V
V = 5 V, system clock = 180 MHz, 70 MHz LPF. Graph details
S
the center portion of a rising edge with scope in delayed
trigger mode, 200 ps/div. Cursors show 204 ps p-p jitter.
1
Ch1 200mV
T
[
]
Tek Run 4.00GS/s
Sample
: 280ps
@ : 2.668ns
M 12.5ns Ch 1
–200mV
D 200ps Runs After
TPC 9. Typical CMOS comparator p-p output
jitter with the AD9851 configured as a clock
generator, DDS fOUT
generator, DDS f
= 70.1 MHz, V
OUT
S
= 70.1 MHz, V
= 70.1 MHz, V = 5 V, system
S
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 280 ps p-p jitter.
FREQUENCY OFFSET – Hz
–145
100
MAGNITUDE
dBc/Hz
1k
10k
100k
–135
–130
–125
–120
–115
–100
AD9851 PHASE NOISE
–140
TPC 10. Output Phase Noise (5.2 MHz AOUT), 6
OUT
REFCLK
Multiplier Enabled, System Clock = 180 MHz, Reference
Clock = 30 MHz
REV. D
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