參數(shù)資料
型號(hào): ST72C171K2
廠商: 意法半導(dǎo)體
英文描述: 8-BIT MCU WITH 8K FLASH. ADC. WDG. SPI. SCI. TIMERS SPGAS (SOFTWARE PROGRAMMABLE GAIN AMPLIFIERS). OP-AMP
中文描述: 8位8K閃存微控制器。 ADC的。水分散粒劑。的SPI。脊髓損傷。定時(shí)器SPGAS(軟件可編程增益放大器)。運(yùn)放
文件頁數(shù): 141/152頁
文件大?。?/td> 1384K
代理商: ST72C171K2
ST72C171
141/152
9.13 OP-AMP Module Characteristics
These op-amp specific values take precedence over any generic values given elsewhere in the docu-
ment.
(T =25
o
C, V
DD
- V
SS
= 5 V ).
1) A
VCL
= Closed loop gain (repeater configuration)
2) Tested with positve input connected to internal band gap (reference voltage enabled) and negative in-
put floating.
3) Data based on characterization, not tested in production
4) Data guaranteed by design, not tested in production
5) Slew rate is the rate of change from 10% to 90% of the output voltage step.
SPGA1 / SPGA2 - Software Programmable Gain Operational Amplifiers
Symbol
Parameter
Condition
Min
Typ
Max
Unit
|Vio|
Input Offset Voltage
3
10
mV
I
CC
Supply Current per amplifier
2)
V
DD
=5.0V, A
VCL
=1, no
load
1)
0.8
2
mA
CMR
3)
Common Mode Rejection Ratio
70
dB
SVR
3)
Supply Voltage Rejection Ratio
70
dB
Avd
3)
Voltage Gain
(R
L
=1K
)
100
V/mV
V
OH
High Level Ouput Voltage
(R
L
=10K
)
V
DD
=5V
4.9
V
V
OL
Low Level Ouput Voltage
(R
L
=10K
)
V
DD
=5V
0.10
V
I
SC
3)
Short circuit Current Sourced
Short circuit Current Sunk
Vo= 5V connected to V
SS
Vo= 0V connected to V
DD
45
70
mA
mA
GPB
Gain Bandwidth Product
4
MHz
SR
+
Slew Rate
5)
A
VCL
=1
1)
1
V/
μ
s
SR
-
Slew Rate
5)
A
VCL
=1
1)
1
V/
μ
s
en
3)
Thermal Noise
50
Φ
m
3)
Phase margin
40
55
Degrees
Cin
4)
Input Capacitance
10
pF
V
icm 4)
Common Mode Input Voltage
Range
V
SS
-
0.2
V
DD
+0.2
V
VRef
Reference Voltage (V
DDA
/8
step) Precision
±
10
%
V
BG
Band Gap Precision
±
10
%
Gain
Programmable Gain Precision
±
10
%
nV Hz1
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