参数资料
型号: XRD8775AIU-F
厂商: Exar Corporation
文件页数: 9/15页
文件大小: 0K
描述: IC ADC 8BIT PAR 20MSPS 20SSOP
产品变化通告: Obsolescence Notification 15/Apr/2010
标准包装: 66
位数: 8
采样率(每秒): 20M
数据接口: 并联
转换器数目: 1
功率耗散(最大): 650mW
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: 20-SSOP(0.209",5.30mm 宽)
供应商设备封装: 20-SSOP
包装: 管件
输入数目和类型: *
XRD8775
3
Rev. 4.00
ELECTRICAL CHARACTERISTICS TABLE
UNLESS OTHERWISE SPECIFIED: AV
DD = DVDD = 5V, FS = 15MHZ (50% DUTY CYCLE),
V
RT = 2.6V, VRB = 0.6V, TA = 25°C
25°C
Parameter
Symbol
Min
Typ
Max
Units
Test Conditions/Comments
KEYFEATURES
Resolution
8
Bits
Sampling Rate
FS
0.1
15
20
MHz
ACCURACY
Differential Non-Linearity
DNL
+/-0.75
LSB
@ 15MHz
Differential Non-Linearity
DNL
+/-0.5
LSB
@ 10MHz
Integral Non-Linearity
INL
+/-1.5
LSB
Best Fit Line
(Max INL – Min INL)/2
Zero Scale Error
EZS
+3
LSB
Full Scale Error
EFS
-2
LSB
REFERENCEVOLTAGES
Positive Ref. Voltage
V
RT
2.6
AV
DD
V
Negative Ref. Voltage
V
RB
AGND
0.6
V
Differential Ref. Voltage3
V
REF
1.0
AV
DD
V
REF = VRT – VRB
Ladder Resistance
R
L
245
350
550
Ladder Temp. Coefficient
R
TCO
2000
ppm/°C
Self Bias 1
Short V
RB and VRBS
V
RB
0.6
V
Short V
RT and VRTS
V
RT-VRB
2
V
Self Bias 2
V
RB = AGND,
V
RT
2.3
V
Short V
RT and VRTS
ANALOG INPUT
Input Bandwidth (–1 dB)2, 4
BW
50
MHz
Input Voltage Range
V
IN
V
RB
V
RT
V
Input Capacitance 5
C
IN
16
pF
Aperture Delay2
t
AP
3
ns
DIGITAL INPUTS
Logical “1” Voltage
V
IH
4.0
V
Logical “0” Voltage
V
IL
1.0
V
DC Leakage Current 6
I
IN
V
IN =DGND to DVDD
CLK
5
A
Input Capacitance
5
pF
Clock Timing ( See Figure 1.)7
Clock Period
1/FS
50
66.7
ns
High Pulse Width
t
PWH
25
33.3
ns
Low Pulse Width
t
PWL
25
33.3
ns
DIGITAL OUTPUTS
C
OUT =15 pF
Logical “1” Voltage
V
OH
4.5
V
I
LOAD = 4 mA
Logical “0” Voltage
V
OL
0.4
V
I
LOAD = 4 mA
Data Valid Delay 8
t
DL
10
ns
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