參數(shù)資料
型號： VECANA01
英文描述： 10-Channel, 12-Bit DATA ACQUISITION SYSTEM
中文描述： 10通道，12位數(shù)據(jù)采集系統(tǒng)
文件頁數(shù)： 2/17頁
文件大?。?/td> 329K
代理商： VECANA01
VECANA01
SBAS155
2
RESOLUTION
12
Bit
ANALOG INPUT
Full Scale Voltage, Differential
G = 1.0V/V
G = 1.25V/V
G = 2.5V/V
G = 5.0V/V
±
2.5
±
2.0
±
1.0
±
0.5
V
V
V
V
V
pF
Common-Mode Voltage
Impedance
Capacitance
±
0.5
See Table VII
10
12
20
THROUGHPUT SPEED
Conversion Time
Complete Cycle
Throughput Rate
CLK = 1.25MHz
Acquire and Convert
10.4
12.8
μ
s
μ
s
kHz
78
SAMPLING DYNAMICS
S/H Droop Rate
S/H Acquisition Time
S/H Aperture Delay
S/H Aperture Jitter
Sampling Skew, Channel-to-Channel
0.1
0.5
50
50
3
μ
V/
μ
s
μ
s
ns
ps
ns
DC ACCURACY
Integral Linearity - ADC
Differential Linearity - ADC
No Missing Codes
Integral Linearity - Asynchronous, Synchronous
Differential Linearity - Asynchronous, Synchronous
Full Scale Error
Full Scale Error Other Gains
Full Scale Error Drift
±
0.5
±
0.5
±
2
±
2
LSB
LSB
Bits
LSB
LSB
12
0.5
0.5
±
3
±
3
2
4
G = 1.0V/V
% of FSR
% of FSR
ppm/
°
C
ppm/
°
C
LSB
LSB
ppm/
°
C
G = 1.0V/V
G = 2.5V/V
G = 1.0V/V
G = 1.0V/V
G = 1.0V/V
±
10
±
10
±
0.5
±
0.5
±
0.5
±
100
±
100
±
15
±
20
Zero Error - ADC
Zero Error - Asynchronous, Synchronous
Zero Error Drift
AC ACCURACY
Total Harmonic Distortion
f
IN
= 1kHz
f
IN
= 1MHz
CMR
92
70
50
dB
dB
dB
V
CM
=
±
0.5V, f
CM
= 1MHz
REFERENCE
Internal Reference Voltage
Internal Reference Accuracy
Internal Reference Drift
Internal Reference Source Current
External Reference Voltage Range
for Specified Linearity
External Reference Current Drain
2.5
±
0.25
±
10
10
2.5
V
%
±
2
ppm/
°
C
μ
A
V
2.25
2.75
10
μ
A
DIGITAL INPUTS
Logic Levels
V
IL
V
IH
I
IL
I
IH
Input Capacitance
0
1.5
+5
±
10
±
10
15
V
V
μ
A
μ
A
pF
+3.5
At All Digital Input Pins
DIGITAL OUTPUTS
Data Format
Data Coding
V
OL
V
Leakage Current
Output Capacitance
12-Bit Serial
BTC
I
SINK
= 1.6mA
I
SOURCE
= 500
μ
A
0
0.4
5
±
5
15
V
V
μ
A
pF
4.2
At All Digital Output Pins
SPECIFICATIONS
At V
ANA+
= +5V, V
ANA–
= –5V, V
DIG+
= +5V, V
DIG–
= –5V, and T
A
= –40
°
C to +85
°
C, using internal reference, f
CLOCK
= 1.25MHz.
ANALOG-TO-DIGITAL CONVERTER CHANNELS
VECANA01N
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
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