参数资料
型号: AD9241ASZ
厂商: Analog Devices Inc
文件页数: 18/24页
文件大小: 0K
描述: IC ADC 14BIT 1.25MSPS 44-MQFP
标准包装: 1
位数: 14
采样率(每秒): 1.25M
数据接口: 并联
转换器数目: 7
功率耗散(最大): 85mW
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 44-QFP
供应商设备封装: 44-MQFP(10x10)
包装: 托盘
输入数目和类型: 2 个单端,单极;1 个差分,单极
产品目录页面: 780 (CN2011-ZH PDF)
AC SPECIFICATIONS
Parameter
AD9241
Units
SIGNAL-TO-NOISE AND DISTORTION RATIO (S/N+D)
fINPUT = 100 kHz
78.0
dB typ
fINPUT = 500 kHz
74.5
dB min
77.0
dB typ
EFFECTIVE NUMBER OF BITS (ENOB)
fINPUT = 100 kHz
12.7
Bits typ
fINPUT = 500 kHz
12.1
Bits min
12.5
Bits typ
SIGNAL-TO-NOISE RATIO (SNR)
fINPUT = 100 kHz
79.0
dB typ
fINPUT = 500 kHz
75.5
dB min
79.0
dB typ
TOTAL HARMONIC DISTORTION (THD)
fINPUT = 100 kHz
–88.0
dB typ
fINPUT = 500 kHz
–77.5
dB max
–88.0
dB typ
SPURIOUS FREE DYNAMIC RANGE
fINPUT = 100 kHz
88.0
dB typ
fINPUT = 500 kHz
86.0
dB typ
DYNAMIC PERFORMANCE
Full Power Bandwidth
25
MHz typ
Small Signal Bandwidth
25
MHz typ
Aperture Delay
1
ns typ
Aperture Jitter
4
ps rms typ
Acquisition to Full-Scale Step (0.0025%)
240
ns typ
Overvoltage Recovery Time
167
ns typ
Specifications subject to change without notice.
DIGITAL SPECIFICATIONS
Parameters
Symbol
AD9241
Units
LOGIC INPUTS
High Level Input Voltage
VIH
+3.5
V min
Low Level Input Voltage
VIL
+1.0
V max
High Level Input Current (VIN = DVDD)
IIH
±10
A max
Low Level Input Current (VIN = 0 V)
IIL
±10
A max
Input Capacitance
CIN
5
pF typ
LOGIC OUTPUTS (with DRVDD = 5 V)
High Level Output Voltage (IOH = 50
A)
VOH
+4.5
V min
High Level Output Voltage (IOH = 0.5 mA)
VOH
+2.4
V min
Low Level Output Voltage (IOL = 1.6 mA)
VOL
+0.4
V max
Low Level Output Voltage (IOL = 50
A)
VOL
+0.1
V max
Output Capacitance
COUT
5
pF typ
LOGIC OUTPUTS (with DRVDD = 3 V)
High Level Output Voltage (IOH = 50 A)
VOH
+2.4
V min
Low Level Output Voltage (IOL = 50
A)
VOL
+0.7
V max
Specifications subject to change without notice.
AD9241
REV. 0
–3–
(AVDD = +5 V, DVDD = +5 V, DRVDD = +5 V, fSAMPLE = 1.25 MSPS, VREF = 2.5 V, AIN = –0.5 dBFS, AC Coupled/
Differential Input, TMIN to TMAX unless otherwise noted)
(AVDD = +5 V, DVDD = +5 V, TMIN to TMAX unless otherwise noted)
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