參數(shù)資料
型號(hào): TAS5705PAPG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PQFP64
封裝: 10 X 10 MM, GREEN, PLASTIC, HTQFP-64
文件頁(yè)數(shù): 8/72頁(yè)
文件大?。?/td> 1168K
代理商: TAS5705PAPG4
t
d(VOL)
HP Volume
HPSEL
VALID
t
d(VOL)
SpkrVolume
t
(SW)
T0267-01
t
d(VOL)
SpkrVolume
HPSEL
VALID
t
d(VOL)
HP Volume
t
(SW)
T0268-01
SLOS549A – JUNE 2008 – REVISED SEPTEMBER 2009 ................................................................................................................................................ www.ti.com
HEADPHONE SELECT (HPSEL)
PARAMETER
MIN
MAX
UNIT
tw(MUTE)
Pulse duration, HPSEL active
350
ns
td(VOL)
Soft volume update time
See (1)
ms
t(SW)
Switch-over time (controlled by start/stop period register, 0x1A)
0.2
ms
(1)
Defined by the volume slew rate setting (see the volume configuration register, 0x0E).
Figure 11 and Figure 12 show functionality when bit 4 in the HP configuration register is set to DISABLE (not in line-out mode). See
register 0x05 for details. If bit 4 is not set, than the HP PWM outputs are not disabled when HPSEL is brought low.
Figure 11. HPSEL Timing for Headphone Insertion
Figure 12. HPSEL Timing for Headphone Extraction
16
Copyright 2008–2009, Texas Instruments Incorporated
Product Folder Link(s): TAS5705
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