參數(shù)資料
型號(hào): TS4851IJT
廠商: 意法半導(dǎo)體
元件分類: 音頻放大器
英文描述: MONO 1 W SPEAKER AND STEREO 160 mW HEADSET BTL DRIVERS WITH DIGITAL VOLUME CONTROL
中文描述: 單聲道1瓦喇叭和立體聲耳機(jī)橋接160毫瓦司機(jī)數(shù)字音量控制
文件頁(yè)數(shù): 1/26頁(yè)
文件大?。?/td> 1529K
代理商: TS4851IJT
April 2003
Revision B
1/26
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Operating from V
CC
= 3 V to 5.5 V
Rail to rail input/output
Speaker driver with 1 W output @
Vcc = 5 V, THD+N = 1%, F = 1 kHz, 8
load
Headset drivers with 160 mW output @
Vcc = 5 V, THD+N = 1%, F = 1 kHz, 32
load
Headset output is 30 mW in stereo @
Vcc = 3 V
THD+N < 0.5% Max @ 20 mW into 32
BTL, 50 Hz < Frequency < 20 kHz
32-step digital volume control from -
34.5 dB to +12 dB
+6 dB power up volume and full standby
8 different output modes
Pop & click reduction circuitry
Low shutdown current (< 100 nA)
Thermal shutdown protection
Flip-chip package 18 x 300 μm bumps
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DESCRIPTION
The TS4851 is a low power audio amplifier that
can drive either both a mono speaker or a stereo
headset. To the speaker, it can deliver 400 mW
(typ.) of continuous RMS output power into an 8
load with a 1% THD+N value. To the headset
driver, the amplifier can deliver 30 mW (typ.) per
channel of continuous average power into a
stereo 32
bridged-tied load with 0.5% THD+N
@ 3.3 V.
This device features a 32-step digital volume
control and 8 different output selections. The
digital volume and output modes are controlled
through a three-digit SPI interface bus.
APPLICATIONS
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Mobile Phones
ORDER CODE
J =
Flip Chip Package - only available in Tape & Reel (JT))
PIN CONNECTIONS
(top view)
Part Number
Temperature Range
Package
J
TS4851IJT
-40, +85°C
Pin Out (top view)
TS485IJT - Flip Chip
BYPASS
R
-
R
OUT +
GND
L
OUT +
L
OUT -
IN
IN
VCC
DATA
VCC
NC
IN
OUT+
OUT -
ENB
GND
CLK
OUT<
R
L
PHONE
SPKR
SPKR
TS4851
MONO 1 W SPEAKER AND STEREO 160 mW HEADSET
BTL DRIVERS WITH DIGITAL VOLUME CONTROL
相關(guān)PDF資料
PDF描述
TS4855IJT LOUDSPEAKER & HEADSET DRIVER WITH VOLUME CONTROL
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