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CA3280 Fiches technique(PDF) 4 Page - Intersil Corporation

No de pièce CA3280
Description  Dual, 9MHz, Operational Transconductance Amplifier (OTA)
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Fabricant  INTERSIL [Intersil Corporation]
Site Internet  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

CA3280 Fiches technique(HTML) 4 Page - Intersil Corporation

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4
Peak Output Current Sink and
Source
IOM-,
IOM+
IABC = 500µA, TA = Full
Temperature Range
350
450
550
350
450
550
µA
Linearization Diodes
ID = 100µA
-
10
-
-
10
-
µA
Offset Current
ID = 10µA
-
0.5
1
-
0.5
1
µA
Dynamic Impedance
ID = 100µA
-
700
-
-
700
-
Diode Network Supply Current
IABC = 100µA
250
400
800
250
400
800
µA
Amplifier Supply Current
(Per Amplifier)
I+
IABC = 500µA
-
2
2.4
-
2
2.4
mA
Amplifier Output Leakage Current
IOL
IABC = 0, VO = 0V
-
0.015
0.1
-
0.015
0.1
nA
IABC = 0, VO = 30V
-
0.15
1
-
0.15
1
nA
Common Mode Rejection Ratio
CMRR
IABC = 100µA
80
100
-
94
100
-
dB
Power Supply Rejection Ratio
PSRR
IABC = 100µA
86
105
-
94
105
-
dB
Open Loop Voltage Gain
AOL
IABC = 100µA,
RL = ∞, VO = 20VP-P
94
100
-
94
100
-
dB
50
100
-
50
100
-
kV/V
Forward Transconductance
GM
IABC =50µA, Large Signal
-
0.8
1.2
-
0.8
1.2
mS
gM
IABC = 1mA, Small Signal
-
16
22
-
16
22
mS
Input Resistance
RI
IABC = 10µA
0.5
-
-
0.5
-
-
M
Channel Separation
f = 1kHz
-
94
-
-
94
-
dB
Open Loop Total
Harmonic Distortion
THD
f = 1kHz, IABC = 1.5mA,
RL = 15kΩ, VO = 20VP-P
-
0.4
-
-
0.4
-
%
Bandwidth
fT
IABC = 1mA, RL = 100Ω
-
9
-
-
9
-
MHz
Slew Rate, Open Loop
SR
IABC = 1mA
-
125
-
-
125
-
V/
µs
Capacitance
CI
IABC = 100µA
Input
-
4.5
-
-
4.5
-
pF
CO
Output
-
7.5
-
-
7.5
-
pF
Output Resistance
RO
IABC = 100µA
-
63
-
-
63
-
M
Test Circuits and Waveforms
FIGURE 1. LEAKAGE CURRENT TEST CIRCUIT
FIGURE 2. CHANNEL SEPARATION TEST CIRCUIT
Electrical Specifications
For Equipment Design, at TA = 25
oC, V
SUPPLY = ±15V, Unless Otherwise Specified (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
CA3280
CA3280A
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
1/2
+
-
13
CA3280
3
14
4
1
16
15
I
30V
0V
TEST
POINT
+30V
1/2
+
-
13
CA3280
4
14
3
15
16
V+
0.1
µF
OUTPUT
10k
V+
V-
INPUT
30k
0.1
µF
1k
1k
30k
CA3280, CA3280A


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