Table 1. Unless otherwise noted, AVDD, DVDD = 1.8 V ± 5%, DVDD_I/O = 3" />
參數(shù)資料
型號： AD9951YSVZ
廠商： Analog Devices Inc
文件頁數(shù)： 23/28頁
文件大小： 0K
描述： IC DDS DAC 14BIT 1.8V 48-TQFP
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
分辨率（位）： 14 b
主 fclk： 400MHz
調(diào)節(jié)字寬（位）： 32 b
電源電壓： 1.71 V ~ 1.96 V
工作溫度： -40°C ~ 105°C
安裝類型： 表面貼裝
封裝/外殼： 48-TQFP 裸露焊盤
供應(yīng)商設(shè)備封裝： 48-TQFP 裸露焊盤（7x7）
包裝： 托盤
產(chǎn)品目錄頁面： 552 (CN2011-ZH PDF)
AD9951
Rev. A | Page 4 of 28
AD9951—ELECTRICAL SPECIFICATIONS
Table 1. Unless otherwise noted, AVDD, DVDD = 1.8 V ± 5%, DVDD_I/O = 3.3 V ± 5%, RSET = 3.92 k, External Reference Clock
Frequency = 20 MHz with REFCLK Multiplier Enabled at 20×. DAC Output Must Be Referenced to AVDD, Not AGND.
Parameter
Temp
Min
Typ
Max
Unit
REF CLOCK INPUT CHARACTERISTICS
Frequency Range
REFCLK Multiplier Disabled
FULL
1
400
MHz
REFCLK Multiplier Enabled at 4×
FULL
20
100
MHz
REFCLK Multiplier Enabled at 20×
FULL
4
20
MHz
Input Capacitance
25°C
3
pF
Input Impedance
25°C
1.5
k
Duty Cycle
25°C
50
%
Duty Cycle with REFCLK Multiplier Enabled
25°C
35
65
%
REFCLK Input Power1
FULL
–15
0
+3
dBm
DAC OUTPUT CHARACTERISTICS
Resolution
14
Bits
Full-Scale Output Current
25°C
5
10
15
mA
Gain Error
25°C
–10
+10
%FS
Output Offset
25°C
0.6
A
Differential Nonlinearity
25°C
1
LSB
Integral Nonlinearity
25°C
2
LSB
Output Capacitance
25°C
5
pF
Residual Phase Noise @ 1 kHz Offset, 40 MHz A
OUT
REFCLK Multiplier Enabled @ 20×
25°C
–105
dBc/Hz
REFCLK Multiplier Enabled @ 4×
25°C
–115
dBc/Hz
REFCLK Multiplier Disabled
25°C
–132
dBc/Hz
Voltage Compliance Range
25°C
AVDD – 0.5
AVDD + 0.5
V
Wideband SFDR
1 MHz to 10 MHz Analog Out
25°C
73
dBc
10 MHz to 40 MHz Analog Out
25°C
67
dBc
40 MHz to 80 MHz Analog Out
25°C
62
dBc
80 MHz to 120 MHz Analog Out
25°C
58
dBc
120 MHz to 160 MHz Analog Out
25°C
52
dBc
Narrow-Band SFDR
40 MHz Analog Out (±1 MHz)
25°C
87
dBc
40 MHz Analog Out (±250 kHz)
25°C
89
dBc
40 MHz Analog Out (±50 kHz)
25°C
91
dBc
40 MHz Analog Out (±10 kHz)
25°C
93
dBc
80 MHz Analog Out (±1 MHz)
25°C
85
dBc
80 MHz Analog Out (±250 kHz)
25°C
87
dBc
80 MHz Analog Out (±50 kHz)
25°C
89
dBc
80 MHz Analog Out (±10 kHz)
25°C
91
dBc
120 MHz Analog Out (±1 MHz)
25°C
83
dBc
120 MHz Analog Out (±250 kHz)
25°C
85
dBc
120 MHz Analog Out (±50 kHz)
25°C
87
dBc
120 MHz Analog Out (±10 kHz)
25°C
89
dBc
160 MHz Analog Out (±1 MHz)
25°C
81
dBc
160 MHz Analog Out (±250 kHz)
25°C
83
dBc
160 MHz Analog Out (±50 kHz)
25°C
85
dBc
160 MHz Analog Out (±10 kHz)
25°C
87
dBc
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