參數(shù)資料
型號: ICL7642
廠商: Intersil Corporation
英文描述: High-Performance Impact-X<TM> PAL<R> Circuits 20-CFP -55 to 125
中文描述: 單/雙/四路運算放大器
文件頁數(shù): 4/9頁
文件大?。?/td> 80K
代理商: ICL7642
4
Schematic Diagram
Application Information
Static Protection
All devices are static protected by the use of input diodes.
However, strong static fields should be avoided, as it is
possible for the strong fields to cause degraded diode
junction characteristics, which may result in increased input
leakage currents.
Latchup Avoidance
Junction-isolated CMOS circuits employ configurations
which produce a parasitic 4-layer (PNPN) structure. The
4-layer structure has characteristics similar to an SCR, and
under certain circumstances may be triggered into a low
impedance state resulting in excessive supply current. To
avoid this condition, no voltage greater than 0.3V beyond the
supply rails may be applied to any pin. In general, the op
amp supplies must be established simultaneously with, or
before any input signals are applied. If this is not possible,
the drive circuits must limit input current flow to 2mA to
prevent latchup.
Input Referred Noise Voltage
e
N
i
N
R
S
= 100
, f = 1kHz
R
S
= 100
, f = 1kHz
ICL7642, I
Q
= 10
μ
A Low Bias
ICL7641, I
Q
= 1mA High Bias
A
V
= 100
ICL7642, I
Q
= 10
μ
A, R
L
= 1M
ICL7641, I
Q
= 1mA, R
L
= 10k
ICL7642, I
Q
= 10
μ
A, R
L
= 1M
ICL7641, I
Q
= 1mA, R
L
= 10k
ICL7642, I
Q
= 10
μ
A, R
L
= 1M
ICL7641, I
Q
= 1mA, R
L
= 10k
25
-
100
-
nV/
Hz
pA/
Hz
Input Referred Noise Current
25
-
0.01
-
Supply Current (Per Amplifier)
(No Signal, No Load)
I
SUPPLY
25
-
0.01
0.03
mA
25
-
1.0
2.5
mA
Channel Separation
V
O1
/V
O2
SR
25
-
120
-
dB
Slew Rate (A
V
= 1, C
L
= 100pF,
V
IN
= 8V
P-P
)
25
-
0.016
-
V/
μ
s
V/
μ
s
μ
s
μ
s
25
-
1.6
-
Rise Time
(V
IN
= 50mV, C
L
= 100pF)
t
R
25
-
20
-
25
-
0.9
-
Overshoot Factor
(V
IN
= 50mV, C
L
= 100pF)
OS
25
-
5
-
%
25
-
40
-
%
Electrical Specifications
V
SUPPLY
=
±
5V, Unless Otherwise Specified
(Continued)
PARAMETER
SYMBOL
TEST
CONDITIONS
TEMP.
(
o
C)
ICL7641E, ICL7642E
UNITS
MIN
TYP
MAX
INPUT STAGE
SETTING STAGE
I
Q
OUTPUT STAGE
V+
OUTPUT
V-
Q
N11
Q
N10
Q
N9
C
FF
= 9pF
C
C
= 33pF
Q
P9
Q
P8
Q
P7
Q
P6
6.3V
Q
N7
Q
N6
Q
N5
Q
N4
Q
N8
Q
N3
Q
N1
Q
N2
Q
P1
Q
P2
3K
3K
100K
900K
Q
P5
Q
P4
Q
P3
+INPUT
-INPUT
V-
V-
V+
V+
A
C
V-
G
E
V+
TABLE OF JUMPERS
I
Q
ICL7621
C, E
100
μ
A
ICL7641
C, G
1mA
ICL7642
A, E
10
μ
A
6.3V
ICL7621, ICL7641, ICL7642
相關(guān)PDF資料
PDF描述
ICL7642ECPD High-Performance Impact-X<TM> PAL<R> Circuits 20-CFP -55 to 125
ICL7641 Dual, Low Power CMOS Operational Amplifiers(雙路低功耗CMOS放大器)
ICL7650B Chopper-Stabilized Op Amps
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ICL7642BCWE+ 功能描述:運算放大器 - 運放 Quad CMOS Low Power RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比(最小值):63 dB 輸入補償電壓:1 mV 輸入偏流(最大值):10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
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