參數(shù)資料
型號(hào): OPA728
英文描述: 20MHz, High Precision CMOS Operational Amplifier
中文描述: 為20MHz,高精度CMOS運(yùn)算放大器
文件頁數(shù): 5/20頁
文件大小: 537K
代理商: OPA728
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SBOS314B SEPTEMBER 2004 REVISED DECEMBER 2004
www.ti.com
5
ELECTRICAL CHARACTERISTICS: V
S
= +4V to +12V or V
S
=
±
2V to
±
6V (continued)
Boldface
limits apply over the specified temperature range,
T
A
= 40
°
C to +125
°
C.
At TA = +25
°
C, RL = 10k
connected to VS/2, and VOUT = VS/2, unless otherwise noted.
OPA727, OPA728, OPA2727
TYP
MIN
PARAMETER
OUTPUT
Voltage Output Swing from Rail
OPA727, OPA728
Over Temperature
OPA2727
Over Temperature
OPA727, OPA728
Over Temperature
OPA2727
Over Temperature
Output Current
Short-Circuit Current
Capacitive Load Drive
Open-Loop Output Impedance
UNIT
MAX
CONDITIONS
R
L
= 100k
, A
OL
> 110dB
R
L
= 100k
, A
OL
> 100dB
R
L
= 100k
, A
OL
> 110dB
R
L
= 100k
, A
OL
> 100dB
R
L
= 1k
, A
OL
> 106dB
R
L
= 1k
, A
OL
> 96dB
R
L
= 2k
, A
OL
= 106dB
R
L
= 2k
, A
OL
= 96dB
V
S
V
OUT
< 1V
100
150
150
175
175
250
250
250
500
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
125
200
200
I
OUT
I
SC
C
LOAD
40
±
55
See Typical Characteristics
40
f = 1MHz, I
O
= 0
ENABLE/SHUTDOWN (OPA728)
t
OFF
t
ON
Enable Reference (Ref Pin) Voltage Range
V
L
(amplifier is disabled)
V
H
(amplifier is enabled)
Input Bias Current of Enable Pin
I
QSD
POWER SUPPLY
Specified Voltage Range
Operating Voltage Range
Quiescent Current (per amplifier)
Over Temperature
TEMPERATURE RANGE
Specified Range
Operating Range
Storage Range
Thermal Resistance
MSOP-8, SO-8
TSSOP-14
DFN-8
5
μ
s
μ
s
V
V
V
pA
μ
A
80
V
(V+) 2
< V
DGND
+0.8V
> V
DGND
+2V
5
6
Amplifier Disabled
15
V
S
V
S
I
Q
4
12
V
V
3.5 to 13.2
4.3
I
O
= 0
6.5
6.5
mA
mA
40
55
55
+125
+125
+150
°
C
°
C
°
C
JA
150
100
46
°
C/W
°
C/W
°
C/W
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