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