TDF8553J NXP Semiconductors, TDF8553J Datasheet - Page 18

• Manufacturer Part Number: TDF8553J
• Description: I2C-bus controlled 4 X 50 Watt power amplifier and multiple voltage regulator
• Manufacturer: NXP Semiconductors

www.DataSheet4U.com
NXP Semiconductors
TDF8553J_1
Objective data sheet
Table 7.
Table 8.
Table 9.
Bit
D7
0
0
0
0
1
1
Bit
D3
0
0
1
1
Bit
7
6
5
4
3
2
1
Regulator 4 (mechanical drive) output voltage control
Regulator 1 (audio) output voltage control
Instruction byte IB3 bit description
Symbol
D7
D6
D5
D4
D3
D2
D1
Rev. 01 — 3 December 2008
D6
0
0
1
1
0
0
4
Description
clip detection level
amplifier channels 1 and 2 gain select
amplifier channels 3 and 4 gain select
amplifier thermal protection pre-warning
disable channel 1
disable channel 2
disable channel 3
D2
0
1
0
1
50 Watt power amplifier and multiple voltage regulator
0 = 4 % detection level
1 = 1 % detection level
0 = 26 dB gain (normal mode)
1 = 20 dB gain (line-driver mode)
0 = 26 dB gain (normal mode)
1 = 20 dB gain (line-driver mode)
0 = warning at 145 C
1 = warning at 122 C
0 = enable channel 1
1 = disable channel 1
0 = enable channel 2
1 = disable channel 2
0 = enable channel 3
1 = disable channel 3
D5
0
1
0
1
0
1
Output (V)
0 (off)
8.3
8.6
5.0
Output (V)
0 (off)
5
6
7
8.6
8.0
TDF8553J
© NXP B.V. 2008. All rights reserved.
18 of 47