lm48560tlx National Semiconductor Corporation, lm48560tlx Datasheet - Page 14

• Manufacturer Part Number: lm48560tlx
• Description: High Voltage Class H Ceramic Speaker Driver With Automatic Level Control
• Manufacturer: National Semiconductor Corporation

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B6:B5
B4:B3
B2:B0
BIT
B7
B7:B2
B1:B0
B1:B0
BIT
PLEV2 (B2)
PLEV1 (B1)
PLEV0 (B0)
ATK1 (B4)
ATK0 (B3)
RLT1 (B6)
RLT0 (B5)
UNUSED
NAME
GAIN0 (B0)
GAIN0 (B0)
GAIN1(B1)
GAIN1(B1)
UNUSED
NAME
B6
B4
B2
0
0
1
1
0
0
1
1
0
0
0
0
1
1
1
1
TABLE 6. No Clip Control Register
TABLE 7. Gain Control Register
B1
B1
0
0
1
1
0
0
1
1
VALUE
X
B1
0
0
1
1
0
0
1
1
VALUE
X
14
B5
B3
0
1
0
1
0
1
0
1
B0
B0
0
1
0
1
0
1
0
1
B0
0
1
0
1
0
1
0
1
Boost disabled (BOOST_EN = 0)
Sets Release Time based on C
Boost enabled (BOOST_EN = 1)
Sets Attack Time based on C
Sets output voltage limit level.
See “Release Time” section.
See ”Attack Time” section.
Voltage Limit disabled
Voltage Limit disabled
Sets amplifier gain.
Sets amplifier gain.
Unused, set to 0
V
V
V
V
V
V
DESCRIPTION
Unused, set to 0
DESCRIPTION
TH(VLIM)
TH(VLIM)
TH(VLIM)
TH(VLIM)
TH(VLIM)
TH(VLIM)
T
T
T
T
T
T
T
A
T
A
A
A
R
R
R
12dB
18dB
21dB
24dB
27dB
30dB
R
0dB
6dB
= 0.83ms
= 1.2ms
= 1.5ms
= 2.2ms
= 0.38s
= 0.21s
= 0.17s
= 0.5s
= 14V
= 17V
= 20V
= 22V
= 25V
= 28V
P-P
P-P
P-P
P-P
P-P
P-P
SET
SET
.
.