Datasheet 搜索 > AD转换器 > TI（德州仪器） > ADS8320E/250G4 数据手册 > ADS8320E/250G4 数据手册 5/31 页
器件3D模型￥ 75.856
ADS8320E/250G4 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
AD转换器
封装:
VSSOP-8
描述:
16 位高速 2.7V 至 5V 微功耗采样模数转换器 (ADC) 8-VSSOP -40 to 85
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P3Hot
典型应用电路图在P11P16P17P18
原理图在P1P12P16P19
封装尺寸在P28
标记信息在P28
封装信息在P27P28P29
技术参数、封装参数在P4P14
应用领域在P1P16P17P18
电气规格在P5P6P7
导航目录
ADS8320E/250G4数据手册
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5
ADS8320
www.ti.com
SBAS108E –MAY 2000–REVISED DECEMBER 2016
Product Folder Links: ADS8320
Submit Documentation FeedbackCopyright © 2000–2016, Texas Instruments Incorporated
(1) LSB means Least Significant Bit with VREF equal to 2.5 V, one LSB is 0.038 mV.
6.5 Electrical Characteristics: V
CC
= 5 V
at –40°C to 85°C, V
REF
= 5 V, –IN = GND, f
SAMPLE
= 100 kHz, and f
CLK
= 24 × f
SAMPLE
(unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
RESOLUTION
Resolution 16 Bits
ANALOG INPUT
Full-scale input span +In – ( –In) 0 VREF V
Absolute input
+In –0.1 V
CC
+ 0.1
V
–In –0.1 1
Capacitance 45 pF
Leakage current 1 nA
SYSTEM PERFORMANCE
No missing codes
ADS8320E 14
Bits
ADS8320EB 15
Integral linearity error
ADS8320E ±0.008% ±0.018%
FSR
ADS8320EB ±0.006% ±0.012%
Offset error
ADS8320E ±1 ±2
mV
ADS8320EB ±0.5 ±1
Offset temperature drift ±3 µV/°C
Gain error
ADS8320E ±0.05%
FSR
ADS8320EB ±0.024%
Gain error temperature drift ±0.3 ppm/°C
Noise 20 µVrms
Power-supply rejection ratio 4.7 V < V
CC
< 5.25 V 3 LSB
(1)
SAMPLING DYNAMICS
Conversion time 16
Clock
Cycles
Acquisition time 4.5
Clock
Cycles
Throughput rate 100 kHz
Clock frequency 0.024 2.4 MHz
DYNAMIC CHARACTERISTICS
Total harmonic distortion V
IN
= 5 V
P-P
at 10 kHz
ADS8320E –84
dB
ADS8320EB –86
SINAD V
IN
= 5 V
P-P
at 10 kHz
ADS8320E 82
dB
ADS8320EB 84
Spurious-free dynamic V
IN
= 5 V
P-P
at 10 kHz
ADS8320E 84
dB
ADS8320EB 86
SNR
ADS8320E 90
dB
ADS8320EB 92
REFERENCE INPUT
Voltage 0.5 V
CC
V
Resistance
CS = GND, f
SAMPLE
= 0 Hz 5
GΩ
CS = V
CC
5
Current drain
40 80
µAf
SAMPLE
= 0 Hz 0.8
CS = V
CC
0.1 3
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