AVDD = DVDD = DRVDD = +5 V, 4 V Input Span, A" />
參數(shù)資料
型號(hào): AD9260ASZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 13/44頁(yè)
文件大?。?/td> 0K
描述: IC ADC CMOS 16BIT OVRSAMP 44MQFP
標(biāo)準(zhǔn)包裝: 1
位數(shù): 16
采樣率(每秒): 20M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 585mW
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: 44-QFP
供應(yīng)商設(shè)備封裝: 44-MQFP(10x10)
包裝: 托盤
輸入數(shù)目和類型: 2 個(gè)單端,單極;1 個(gè)差分,單極
AD9260
Rev. C | Page 20 of 44
TYPICAL AC CHARACTERIZATION CURVES
AVDD = DVDD = DRVDD = +5 V, 4 V Input Span, AIN = –0.5 dBFS, Differential DC Coupled Input with CML = 2 V.
50
55
60
65
70
75
80
85
90
95
100
S
F
DR
(dBFS
)
CLOCK FREQUENCY (MHz)
5
010
15
00581-C-047
20
QUARTER BIAS
HALF BIAS
FULL BIAS
Figure 47. SFDR vs. Clock Rate (fIN = 100 kHz in 8x Mode)
00581-C-048
FULL BIAS
CLOCK FREQUENCY (MHz)
S
F
DR
(dBFS
)
10
15
25
100
5
80
60
40
20
0
20
QUARTER BIAS
HALF BIAS
Figure 48. SFDR vs. Clock Rate (fIN = 500 kHz in 4x Mode)
00581-C-049
FULL BIAS
CLOCK FREQUENCY (MHz)
S
F
DR
(dBFS
)
10
15
25
100
5
80
60
40
20
0
20
QUARTER BIAS
HALF BIAS
Figure 49. SFDR vs. Clock Rate (fIN = 1.0 MHz in 2x Mode)
–100
–95
–90
–85
–80
–75
THD
(dBc
)
–70
–65
–60
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
COMMON MODE INPUT LEVEL (V)
00581-C-050
FIN = 100kHz, 8 × MODE
FIN = 1MHz, 2 × MODE
Figure 50. THD vs. Common-Mode Input Level (CML)
–90
–80
–70
–60
–50
–40
CMR
(dB)
1k
10k
100k
1M
10M
100M
INPUT FREQUENCY (Hz)
00581-C-051
FS = 5MHz
FS = 10MHz
FS = 20MHz
Figure 51. CMR vs. Input Frequency (VCML = 2 V p-p, 1x Mode)
75
80
85
90
95
100
S
F
DR
(dBFS
)
0.8
0.6
0.2
0.4
01.0
1.2
1.
FREQUENCY (MHz)
00581-C-052
4
1.6
4V SPAN SNR-8
× MODE
1.6V SPAN SNR-8
× MODE
4V SPAN SFDR-2
× MODE
1.6V SPAN SFDR-2
× MODE
Figure 52. 4 V vs. 1.6 V Span SNR/SFDR (fCLOCK = 20 MSPS)
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