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High-Performance
Dual Operational Amplifiers
Overview
The LA6458 consists of two independent, internally phase
compensated operational amplifiers. Application areas include
active filters, audio preamplifiers, and various electronic
circuits.
Features
.
LA6458M : 8-pin MFP package,
LA6458S : 9-pin SIP package
.
Phase compensation circuit built in.
.
High gain, low noise.
.
Slew rate : l.1V/µs typ.
Package Dimensions
unit : mm
3032B-MFP8
[LA6458M]
SANYO : MFP8
unit : mm
3017C-SIP9
[LA6458S]
SANYO : SIP9
Specifications
Maximum Ratings at Ta = 25°C
Parameter Symbol Conditions Ratings Unit
Maximum supply voltage V
CC/VEE
±18 V
Differential input voltage V
ID
±30 V
Common-mode input voltage V
IN
±15 V
Allowable power dissipation Pd max
LA6458M 300 mW
LA6458S 500 mW
Operating temperature Topr −20 to +75 °C
Storage temperature Tstg −40 to +125 °C
Ordering number: EN911D
Monolithic Linear IC
LA6458M, 6458S
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
63096HA(II)/1100YT/8237KI/8064KI/O064KI,TS No.911-1/5
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Operating Characteristics at Ta = 25°C, VCC=15V,VEE= −15 V
Parameter Symbol Conditions min typ max Unit
Input offset voltage V
IO
RS=10kΩ 0.5 6 mV
Input offset current I
IO
5 200 nA
Input bias current I
B
60 500 nA
Common-mode input voltage V
ICM
±12 ±14 V
Common-mode rejection ratio CMR 70 90 dB
Voltage gain VG
O
RL^ 2kΩ,VO=±10 V 86 100 dB
Maximum output voltage
V
O
(1) RL^ 10 kΩ±12 ±14 V
V
O
(2) RL^ 2kΩ±10 ±13 V
Slew rate SR
LA6458M: VG = 0, R
L
^ 2kΩ 1.0 V/µs
LA6458S: VG = 0, R
L
^ 2kΩ 1.1 V/µs
Equivalent input noise voltage V
NI
LA6458M: RS=1kΩ, B.P.F. = 10 Hz to 30 kHz 1.6 µV
LA6458S: R
S
=1kΩ, B.P.F. = 10 Hz to 30 kHz 1.7 µV
Current drain I
CC
3.5 6 mA
Supply voltage rejection SVR R
S
% 10 kΩ 30 150 µV/V
Test Circuits
(Pin assignment : SIP/MFP package)
5. V
O
6. SR
Unit (resistance: Ω)
1. VIO, SVR
2. I
IO,IB
3. V
ICM
, CMR
4. VG
O
LA6458M, 6458S
No.911-2/5