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参数资料
| 型号： | ISL28138 |
| 厂商： | Intersil Corporation |
| 英文描述： | 4.5MHz, Single and Dual Precision Rail-to-Rail Input-Output (RRIO) Op Amps with Very Low Input Bias Current(具有极低输入偏流的4.5MHz, 单/双精度轨对轨输入-输出(RRIO)运放) |
| 中文描述： | 4.5MHz，单和双精密轨至轨输入，输出（RRIO）运算放大器，极低的输入偏置电流（具有极低输入偏流的4.5MHz，单/双精度轨对轨输入-输出（RRIO）运放） |
| 文件页数： | 3/16页 |
| 文件大小： | 861K |
| 代理商： | ISL28138 |
3
FN6336.1
June 28, 2007
I
O
+
Short-Circuit Output Source Current
R
L
= 10
Ω
48
45
75
mA
I
O
-
Short-Circuit Output Sink Current
R
L
= 10
Ω
50
45
68
mA
V
SUPPLY
Supply Operating Range
V+ to V-, Guararteed by PSRR
2.4
5.5
V
V
ENH
EN
Pin High Level (ISL28138)
2
V
V
ENL
EN
Pin Low Level(ISL28138)
0.8
V
I
ENH
EN
Pin Input High Curren (ISL28138)
V
EN
= V+
1
1.5
1.6
μA
I
ENL
EN
Pin Input Low Current (ISL28138)
V
EN
= V-
12
25
30
nA
AC SPECIFICATONS
GBW
Gain Bandwidth Product
A
V
= 100, R
F
= 100k
Ω,
R
G
= 1k
Ω,
R
L
= 10k
Ω
to V
CM
4.5
MHz
Unity Gain
Bandwidth
-3dB Bandwidth
A
V
=1, R
F
= 0
Ω,
V
OUT
= 10mV
P-P
,
R
L
= 10k
Ω
to V
CM
13
MHz
e
N
Input Noise Voltage Peak-to-Peak
f = 0.1Hz to 10Hz
2
μV
P-P
Input Noise Voltage Density
f
O
= 1kHz
26
nV
/
√
Hz
i
N
Input Noise Current Density
f
O
= 1kHz
0.12
pA/
√
Hz
CMRR @ 60Hz Input Common Mode Rejection Ratio
V
CM
= 1V
P-P
, R
L
= 10k
Ω
to V
CM
85
dB
PSRR- @
120Hz
Power Supply Rejection Ratio (V-)
V
+
, V
-
= ±1.2V and ±2.5V,
V
SOURCE
= 1V
P-P
, R
L
= 10k
Ω
to V
CM
-82
dB
PSRR+ @
120Hz
Power Supply Rejection Ratio (V+)
V
+
, V
-
= ±1.2V and ±2.5V
V
SOURCE
= 1V
P-P
, R
L
= 10k
Ω
to V
CM
-100
dB
TRANSIENT RESPONSE
SR
Slew Rate
±
4.8
V/μs
t
r
, t
f
, Large
Signal
Rise Time, 10% to 90%, V
OUT
A
V
= +2
,
V
OUT
= 3V
P-P
, R
G
= R
F
=
10k
Ω
R
L
= 10
k
Ω
to V
CM
A
V
= +2
,
V
OUT
= 3V
P-P
, R
G
= R
F
=
10k
Ω
R
L
= 10
k
Ω
to V
CM
A
V
= +2
,
V
OUT
= 10mV
P-P
,
R
G
= R
F
= R
L
= 10
k
Ω
to V
CM
A
V
= +2
,
V
OUT
= 10mV
P-P
,
R
G
= R
F
= R
L
= 10
k
Ω
to V
CM
530
ns
Fall Time, 90% to 10%, V
OUT
530
ns
t
r
, t
f
, Small
Signal
Rise Time, 10% to 90%, V
OUT
50
ns
Fall Time, 90% to 10%, V
OUT
50
ns
t
EN
Enable to Output Turn-on Delay Time, 10%
EN to 10% V
OUT
, (ISL28138)
V
EN
= 5V to 0V, A
V
= +2,
R
G
=
R
F
=
R
L
= 1
k
to V
CM
5
μs
Enable to Output Turn-off Delay Time, 10%
EN to 10% V
OUT
, (ISL28138)
V
EN
= 0V to 5V, A
V
= +2,
R
G
=
R
F
=
R
L
= 1
k
to V
CM
0.2
μs
NOTE:
1. Parts are 100% tested at +25°C. Over temperature limits established by characterization and are not production tested.
Electrical Specifications
V+ = 5V, V- = 0V,V
CM
= 2.5V, R
L
= Open, T
A
= +25°C unless otherwise specified.
Boldface limits apply over the operating temperature range, -40°C to +125°C. Temperature data
established by characterization.
PARAMETER
DESCRIPTION
CONDITIONS
MIN
(Note 1)
TYP
MAX
(Note 1)
UNIT
ISL28138, ISL28238
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