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參數(shù)資料
型號: AD9042ASTZ
廠商: Analog Devices Inc
文件頁數(shù): 19/24頁
文件大?。?/td> 0K
描述: IC ADC 12BIT 41MSPS 44-TQFP
標(biāo)準(zhǔn)包裝: 1
位數(shù): 12
采樣率(每秒): 41M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 3
功率耗散(最大): 735mW
電壓電源: 模擬和數(shù)字,雙 ±
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 44-LQFP
供應(yīng)商設(shè)備封裝: 44-LQFP(10x10)
包裝: 托盤
輸入數(shù)目和類型: 1 個單端,雙極
產(chǎn)品目錄頁面: 780 (CN2011-ZH PDF)
AD9042
Rev. B | Page 4 of 24
SWITCHING SPECIFICATIONS
AVCC = DVCC = 5 V; ENCODE and ENCODE = 41 MSPS; VREF tied to VOFFSET through 50 Ω; TMIN = 40°C, TMAX = +85°C.
Table 2.
Parameter1
Temperature
Test Level
Min
Typ
Max
Unit
Maximum Conversion Rate
Full
VI
41
MSPS
Minimum Conversion Rate
Full
IV
5
MSPS
Aperture Delay (tA)
25°C
V
250
ps
Aperture Uncertainty (Jitter)
25°C
V
0.7
ps rms
ENCODE Pulse Width High
25°C
IV
10
ns
ENCODE Pulse Width Low
25°C
IV
10
ns
Output Delay (tOD)
Full
IV
5
9
14
ns
1 C1 (Pin 10) tied to GND through a 0.01 μF capacitor.
AC SPECIFICATIONS
AVCC = DVCC = 5 V; ENCODE and ENCODE = 41 MSPS; VREF tied to VOFFSET through 50 Ω; TMIN = 40°C, TMAX = +85°C.
Table 3.
Parameter1, 2
Temp
Test Level
Min
Typ
Max
Units
Analog Input at 1 dBFS
1.2 MHz
25°C
V
68
dB
Full
V
67.5
dB
9.6 MHz
25°C
V
67.5
dB
Full
V
67
dB
19.5 MHz
25°C
I
64
67
dB
Full
V
66.5
dB
Analog Input at 1 dBFS
1.2 MHz
25°C
V
67.5
dB
Full
V
67
dB
9.6 MHz
25°C
V
67.5
dB
Full
V
67
dB
19.5 MHz
25°C
I
64
67
dB
Full
V
66.5
dB
WORST SPUR5
Analog Input at 1 dBFS
1.2 MHz
25°C
V
80
dBc
Full
V
78
dBc
9.6 MHz
25°C
V
80
dBc
Full
V
78
dBc
19.5 MHz
25°C
I
73
80
dBc
Full
V
78
dBc
SMALL SIGNAL SFDR (WITH DITHER)6
Analog Input
1.2 MHz
Full
V
90
dBFS
9.6 MHz
Full
V
90
dBFS
19.5 MHz
Full
V
90
dBFS
TWO-TONE IMD REJECTION7
F1, F2 @ –7 dBFS
Full
V
80
dBc
TWO-TONE SFDR (WITH DITHER)8
Full
V
90
dBFS
THERMAL NOISE
25°C
V
0.33
LSB rms
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