
LA6558
No.6504-2/10
Recommended Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Power supply voltage
VCC
6 to 13
V
Electrical Characteristics at S-VCC = P-VCC = 8V, VREF = 1.65V, Ta = 25°C, unless especially specified.
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
All Blocks
No-load current drain ON
ICC-ON
All AMPs output ON *1
30
50
mA
No-load current drain OFF
ICC-OFF
All AMPs output OFF *1
10
20
mA
VREF input voltage range
VREF-IN
0.5
VCC-1.5
V
BTL AMP Block
Output offset voltage
VOFF
Voltage difference between output AMPs,
each CH
-50
+50
mV
Input voltage range
VIN
0
VCC
V
Output voltage
VO
Voltage between each VO+ and VO-
when RL=8 *2
4
4.5
V
Closed-circuit voltage gain
VG
Input/output gain Input resistance 11k
12
dB
Slew rate
SR
Multiply 2 between outputs. *3
1
V/
s
MUTE ON voltage
VMUTE-ON
Each MUTE *4
0.5
V
MUTE OFF voltage
VMUTE-OFF
Each MUTE *4
2
V
Loading Block
Voltage between outputs F
VOF
VIN+=2V, VIN-=0V
2.5
2.9
3.3
V
Voltage between outputs R
VOR
VIN+=0V, VIN-=2V
-3.3
-2.9
-2.5
V
Output voltage range F
VOMF
VIN+=5V, VIN-=0
5.2
5.7
V
Output voltage range R
VOMR
VIN+=0V, VIN-=5V
-5.7
-5.2
V
Output offset voltage
VOFF
Voltage difference between outputs
when brake is applied.
-50
+50
mV
Input current
I-IN
At VIN=3.3V
500
A
3.3VREG Block
Output voltage
VO-REG1
IO=100mA
3.15
3.3
3.45
V
Line regulation
V-LIN1
VCC=6 to 12V at IO=100mA
-100
+100
mV
Load regulation
V-LOAD1
IO=0 to 200mA
-100
+100
mV
5VREG Block
Output voltage
VO-REG2
IO=3mA
4.75
5
5.25
V
Line regulation
V-LIN1
IO=3mA, VCC=6 to 12V
100
mV
Load regulation
V-LOAD
IO=1 to 3mA
100
mV
O-RESET Block (Operating for Vref)
H reset output voltage
VORH
10k
between VCC-RESET
6.5
V
L reset output voltage
VORL
10k
between VCC and RESET
0.5
V
O-RESET threshold voltage
VRT
0.5
0.7
0.9
V
O-RESET hysteresis voltage
Vhys
50
100
200
mV
*1. P-VCC and S-VCC total current dissipation under no load.
*2. Voltage difference between both ends of the load(8
). Output in the saturated condition.
*3. These values are design guarantee values, and are not tested.
*4. Output is ON with IN-MUTE: [H] and OFF (HI impedance) with IN-MUTE: [L].