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參數資料
| 型號： | AN221E04-QFPTY |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Dynamically Reconfigurable FPAA With Enhanced I/O |
| 中文描述： | 動態(tài)可重構FPAA的具有增強的I / O |
| 文件頁數： | 7/21頁 |
| 文件大?。?/td> | 448K |
| 代理商： | AN221E04-QFPTY |
AN221E04 Datasheet – Dynamically Reconfigurable FPAA With Enhanced I/O
Analog Inputs General
Parameter
Symbol
Min
Typ
High Precision Input Range
c
Vina
0.5
Standard precision Input Range
d
Vina
0.1
High Precision
Differential Input
c
Standard Precision
Differential Input
Common Mode
Input Range
Input Offset
Vos
-
Input Frequency
DS030100-U006a
- 7 -
Max
3.5
3.9
Unit
V
V
Comment
VMR +/- 1.5v
VMR +/- 1.9v
Common mode voltage = 2 V
-
-
Vdiffina
0
-
+/-3.0
V
Vdiffina
0
-
+/-3.8
V
Common mode voltage = 2 V
Vcm
1.8
2.0
2.2
V
5
15
mV
Non-chopper stabilized input
Max value is clock, CAM and input
stage dependant. Input frequency
is limited to approx <2MHz due to
CAM signal processing which is
based on sampled data
architectures.
Fain
0
<2
8
MHz
c.
High precision operating range provides optimal linearity and dynamic range.
d.
Standard precision operating range provides maximum dynamic range and reduced linearity.
Input Differential Amplifier ON and filter OFF
Parameter
Symbol
Vina
Vdiffina
Ginamp
Min
Typ
Max
Unit
Comment
Usable input range will be reduced
by the effective gain setting
Input Range
See analog input above
Gain Setting
Gain Accuracy
Gain Drift (Temperature, Supply
Voltage zand Time)
Equivalent Input Offset Voltage
16
-
-
128
2.5
1.0
%
Dist
-
-
1.0
%
Vos
-
3
12
mV
Non-chopper stabilized input
When the input amplifier and filter
are used in combination Vos
contribution comes only from the
input amplifier
Offset Voltage Temperature
Coefficient
Input Frequency
c
Input Frequency
d
Power Supply Rejection Ratio
Voffsettc
-
1
10
μV/°C
from -40°C to 125°C
Fain
Fain
0
0
-
2
8
MHz
MHz
d.c. Amp Gain =16
a.c. See graphs page 18
0.4v p-p Differential input at 660Hz
Gain setting = 16
Input cell Gain = 16
Applies to audio frequency range
(400Hz to 30KHz).
See graphical data on page 18
Input signal = 285 mV p-p diff,
audio frequency range
See graphical data on page 18
Input signal = 100 mV p-p diff
See graphical data on page 18
<2
PSRR
65
-
-
dB
Common Mode Rejection Ratio
CMRR
-
67
-
dB
Large Signal Harmonic Distortion
Dist
-
-65
-
dB
Input Resistance
Input Capacitance
Input Referred Noise Figure
Rin
Cin
10
-
-
Mohm
pF
5.0
NF
-
0.1
-
μV/sqrtHz
Signal-to Noise Ratio and
Distortion
SINAD
-
75
-
dB
Spurious Free Dynamic Range
SFDR
-
73
-
dB
c.
High precision operating range provides optimal linearity and dynamic range.
d.
Standard precision operating range provides maximum dynamic range and reduced linearity.
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