參數(shù)資料
型號: TPA3200D1DCPRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 12.8 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO44
封裝: GREEN, PLASTIC, HTSSOP-44
文件頁數(shù): 6/29頁
文件大?。?/td> 1083K
代理商: TPA3200D1DCPRG4
www.ti.com
AUDIO DATA FORMATS AND TIMING
DATA
t(BCH)
1.4 V
BCK
LRCK
t(BCL)
t(LB)
t(BCY)
t(DS)
t(DH)
1.4 V
t(BL)
TPA3200D1
SLOS442A – MAY 2005 – REVISED JULY 2005
The TPA3200D1 supports I2S and 16-bit-word right-justified. The data formats are shown in Figure 20. Data
formats are selected using the FORMAT pin on the TPA3200D1. All formats require binary 2s-complement,
MSB-first audio data. Figure 19 shows a detailed timing diagram for the serial audio interface.
Figure 19. Audio Interface Timing
PARAMETERS
SYMBOL
MIN
TYP
MAX
UNITS
BCK pulse cycle time
t(BCY)
1/(32 fS), 1/(48 fS), 1/(64 fS)(1)
BCK high-level time
t(BCH)
35
BCK low-level time
t(BCL)
35
BCK rising edge to LRCK edge
t(BL)
10
ns
LRCK falling edge to BCK rising edge
t(LB)
10
DATA setup time
t(DS)
10
DATA hold time
t(DH)
10
(1)
fS is the sampling frequency (e.g., 44.1 kHz, 48 kHz, 96 kHz, etc.).
14
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