AD9445 查看數據表（PDF） - Analog Devices
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AD9445 Datasheet PDF : 40 Pages
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AD9445
Parameter
SPURIOUS-FREE DYNAMIC RANGE
(SFDR, Second or Third Harmonic)
fIN = 10 MHz
fIN = 30 MHz
fIN = 170 MHz
fIN = 225 MHz1
fIN = 300 MHz2
fIN = 400 MHz2
fIN = 450 MHz2
Temp
AD9445BSVZ-105
Min
Typ
Max
25°C
95
25°C
84
92
Full
83
25°C
82
94
25°C
76
87
Full
75
25°C
76
87
25°C
75
25°C
70
fIN = 10 MHz (3.2 V p-p Input)
fIN = 30 MHz (3.2 V p-p Input)
fIN = 170 MHz (3.2 V p-p Input)
fIN = 225 MHz (3.2 V p-p Input)1
fIN = 300 MHz (3.2 V p-p Input)2
WORST SPUR EXCLUDING SECOND OR
THIRD HARMONICS
fIN = 10 MHz
fIN = 30 MHz
fIN = 170 MHz
fIN = 225 MHz1
fIN = 300 MHz2
fIN = 400 MHz2
fIN = 450 MHz2
25°C
25°C
25°C
25°C
25°C
25°C
25°C
Full
25°C
25°C
Full
25°C
25°C
25°C
92
88
86
81
77
−97
−99
−90
−90
−99
−92
−94
−88
−86
−97
−90
−93
−82
fIN = 10 MHz (3.2 V p-p Input)
fIN = 30 MHz (3.2 V p-p Input)
fIN = 170 MHz (3.2 V p-p Input)
fIN = 225 MHz (3.2 V p-p Input)1
fIN = 300 MHz (3.2 V p-p Input)2
TWO-TONE SFDR
fIN = 30.3 MHz @ −7 dBFS,
31.3 MHz @ −7 dBFS
fIN = 170.3 MHz @ −7 dBFS,
171.3 MHz @ −7 dBFS
ANALOG BANDWIDTH
25°C
−97
25°C
−97
25°C
−97
25°C
−95
25°C
−93
25°C
102
25°C
92
Full
615
1 RF ENABLE = low (AGND ) for AD9445-105; RF ENABLE = high (AVDD1) for AD9445-125.
2 RF ENABLE = high (AVDD1).
AD9445BSVZ-125
Min
Typ
Max Unit
95
dBc
85
94
dBc
82
dBc
80
91
dBc
83
88
dBc
75
dBc
75
87
dBc
73
dBc
69
dBc
92
dBc
91
dBc
86
dBc
80
dBc
76
dBc
−97
dBc
−98
−89
dBc
−88
dBc
−93
−85
dBc
−94
−84
dBc
−80
dBc
−92
−82
dBc
−93
dBc
−87
dBc
−95
dBc
−95
dBc
−95
dBc
−94
dBc
−91
dBc
102
dBFS
91
dBFS
615
MHz
Rev. 0 | Page 5 of 40
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