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