參數(shù)資料
型號: AD9269BCPZ-20
廠商: Analog Devices Inc
文件頁數(shù): 37/40頁
文件大?。?/td> 0K
描述: IC ADC 16BIT SER 2CH 64LFCSP
特色產(chǎn)品: AD9269/65 Low-Power, High-Speed 16-Bit, 1.8V ADCs
標(biāo)準(zhǔn)包裝: 1
位數(shù): 16
采樣率(每秒): 20M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 102mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 64-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 64-LFCSP-VQ(9x9)
包裝: 托盤
輸入數(shù)目和類型: 4 個(gè)單端,單極;4 個(gè)單端,雙極;2 個(gè)差分,單極;2 個(gè)差分,雙極
AD9269
Rev. 0 | Page 6 of 40
AC SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference, AIN = 1.0 dBFS, DCS disabled,
unless otherwise noted.
Table 2.
Parameter1
Temp
AD9269-20/AD9269-40
AD9269-65
AD9269-80
Unit
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
SIGNAL-TO-NOISE RATIO (SNR)
fIN = 9.7 MHz
25°C
78.0
77.5
77.6
dBFS
fIN = 30.5 MHz
25°C
77.5
77.2
dBFS
Full
76.5
dBFS
fIN = 70 MHz
25°C
76.5
76.3
dBFS
Full
75.5
dBFS
fIN = 200 MHz
25°C
71.0
dBFS
SIGNAL-TO-NOISE-AND-DISTORTION (SINAD)
fIN = 9.7 MHz
25°C
77.9
77.4
dBFS
fIN = 30.5 MHz
25°C
77.2
76.9
dBFS
Full
76.0
dBFS
fIN = 70 MHz
25°C
76.4
76.1
dBFS
Full
75.0
dBFS
fIN = 200 MHz
25°C
69.4
dBFS
EFFECTIVE NUMBER OF BITS (ENOB)
fIN = 9.7 MHz
25°C
12.6
Bits
fIN = 30.5 MHz
25°C
12.5
Bits
fIN = 70 MHz
25°C
12.4
12.3
Bits
fIN = 200 MHz
25°C
11.2
Bits
WORST SECOND OR THIRD HARMONIC
fIN = 9.7 MHz
25°C
95
97
93
dBc
fIN = 30.5 MHz
25°C
90
93
92
dBc
Full
80
dBc
fIN = 70 MHz
25°C
89
97
90
dBc
Full
80
dBc
fIN = 200 MHz
25°C
80
dBc
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
fIN = 9.7 MHz
25°C
95
93
dBc
fIN = 30.5 MHz
25°C
90
91
92
dBc
Full
80
dBc
fIN = 70 MHz
25°C
89
95
90
dBc
Full
80
dBc
fIN = 200 MHz
25°C
80
dBc
WORST OTHER (HARMONIC OR SPUR)
fIN = 9.7 MHz
25°C
99
89
99
dBc
fIN = 30.5 MHz
25°C
100
99
dBc
Full
90
91
dBc
fIN = 70 MHz
25°C
99
100
97
dBc
Full
89
dBc
fIN = 200 MHz
25°C
86
dBc
TWO-TONE SFDR
fIN = 30.5 MHz (7 dBFS), 32.5 MHz (7 dBFS)
25°C
90
dBc
CROSSTALK2
Full
110
dBc
ANALOG INPUT BANDWIDTH
25°C
700
MHz
1 See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions.
2 Crosstalk is measured at 100 MHz with 1.0 dBFS on one channel and no input on the alternate channel.
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