參數(shù)資料
型號: AD9241ASZRL
廠商: Analog Devices Inc
文件頁數(shù): 12/24頁
文件大?。?/td> 0K
描述: IC ADC 14BIT SGL 1.25MSPS 44MQFP
標(biāo)準(zhǔn)包裝: 800
位數(shù): 14
采樣率(每秒): 1.25M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 7
功率耗散(最大): 85mW
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: 帶卷 (TR)
輸入數(shù)目和類型: 2 個單端,單極;1 個差分,單極
REV. 0
–2–
AD9241–SPECIFICATIONS
DC SPECIFICATIONS
Parameter
AD9241
Units
RESOLUTION
14
Bits min
MAX CONVERSION RATE
1.25
MHz min
INPUT REFERRED NOISE
VREF = 1 V
0.9
LSB rms typ
VREF = 2.5 V
0.36
LSB rms typ
ACCURACY
Integral Nonlinearity (INL)
±2.5
LSB typ
Differential Nonlinearity (DNL)
±0.6
LSB typ
±1.0
LSB max
INL
1
±2.5
LSB typ
DNL
1
±0.7
LSB typ
No Missing Codes
14
Bits Guaranteed
Zero Error (@ +25
°C)
0.3
% FSR max
Gain Error (@ +25
°C)2
1.5
% FSR max
Gain Error (@ +25
°C)3
0.75
% FSR max
TEMPERATURE DRIFT
Zero Error
3.0
ppm/
°C typ
Gain Error2
20.0
ppm/
°C typ
Gain Error
3
5.0
ppm/
°C typ
POWER SUPPLY REJECTION
0.1
% FSR max
ANALOG INPUT
Input Span (with VREF = 1.0 V)
2
V p-p min
Input Span (with VREF = 2.5 V)
5
V p-p max
Input (VINA or VINB) Range
0
V min
AVDD
V max
Input Capacitance
16
pF typ
INTERNAL VOLTAGE REFERENCE
Output Voltage (1 V Mode)
1
Volts typ
Output Voltage Tolerance (1 V Mode)
±14
mV max
Output Voltage (2.5 V Mode)
2.5
Volts typ
Output Voltage Tolerance (2.5 V Mode)
±35
mV max
Load Regulation4
5.0
mV max
REFERENCE INPUT RESISTANCE
5
k
typ
POWER SUPPLIES
Supply Voltages
AVDD
+5
V (
±5% AVDD Operating)
DVDD
+5
V (
±5% DVDD Operating)
DRVDD
+5
V (
±5% DRVDD Operating)
Supply Current
IAVDD
13.0
mA max (10 mA typ )
IDRVDD
1.0
mA max (1 mA typ )
IDVDD
3.0
mA max (2 mA typ )
POWER CONSUMPTION
65
mW typ
85
mW max
NOTES
1VREF =1 V.
2Including internal reference.
3Excluding internal reference.
4Load regulation with 1 mA load current (in addition to that required by the AD9241).
Specification subject to change without notice.
(AVDD = +5 V, DVDD = +5 V, DRVDD = +5 V, fSAMPLE = 1.25 MSPS, VREF = 2.5 V, VINB = 2.5 V,
TMIN to TMAX unless otherwise noted)
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