參數(shù)資料
型號(hào)： TDF8544SD/N2
廠商： NXP SEMICONDUCTORS
元件分類： 音頻／視頻放大
英文描述： 51 W, 1 CHANNEL, AUDIO AMPLIFIER, PZFM27
封裝： PLASTIC, SOT878-1, RDBS-27
文件頁(yè)數(shù)： 12/15頁(yè)
文件大小： 1522K
代理商： TDF8544SD/N2
TDF8544
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Objective data sheet
Rev. 1 — 10 August 2011
6 of 54
NXP Semiconductors
TDF8544
I2C-bus controlled 4
50 W power amplifier
6.2 Pin description
Table 3.
Pin description
Symbol
Pin
Description
TDF8544J/SD
TDF8544TH
ADSEL
1
10
I2C-bus address select
STB
2
11
stand-by (I2C-bus mode) or mode pin (legacy mode)
programmable second clip indicator
PGND2
3
14
channel 2 power ground
OUT2
4
15
channel 2 negative output (right rear)
DIAG
5
9
diagnostic and clip detection output
OUT2+
6
13
channel 2 positive output (right rear)
VP2
7
16
power supply voltage 2
OUT1
8
18
channel 1 negative output (right front)
PGND1
9
23
channel 1 power ground
OUT1+
10
17
channel 1 positive output (right front)
SVR
11
24
half supply voltage filter capacitor
IN1
12
25
channel 1 input
IN2
13
26
channel 2 input
SGND
14
27
signal ground
IN4
15
28
channel 4 input
IN3
16
29
channel 3 input
ACGND
17
30
AC ground
OUT3+
18
2
channel 3 positive output (left front)
PGND3
19
32
channel 3 power ground
OUT3
20
1
channel 3 negative output (left front)
VP1
21
3
power supply voltage 1
OUT4+
22
6
channel 4 positive output (left rear)
SCL
23
7
I2C-bus clock input
OUT4
24
4
channel 4 negative output (left rear)
PGND4
25
5
channel 4 power ground
SDA
26
8
I2C-bus data input and output
TAB
27
36
heatsink connection; must be connected to ground
n.c.
-
12, 19, 20,
21, 22, 31,
33, 34, 35
not connected
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