參數(shù)資料
型號: SAA7893HL
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Super audio media player
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP128
封裝: 14 X 20 MM, 1.40 MM HEIGTH, PLASTIC, SOT-425-1, LQFP-128
文件頁數(shù): 50/66頁
文件大小: 1036K
代理商: SAA7893HL
Philips Semiconductors
SAA7893HL
Super audio media player
Product data
Rev. 02 — 26 February 2003
50 of 66
9397 750 10925
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
11.2.2
I
2
S-PCM generated by the SAA7893HL
In
Figure 51
and
Figure 52
the timing diagrams are given when the internal PCM
generator of the SAA7893HL generates the I
2
S-PCM output signals.
Table 34:
Symbol
t
d(o)
Timing numbers in DSD audio
Parameter
output delay time with respect to the audio clock
Min
4
Max
20
Unit
ns
Fig 51. Audio I
2
S-bus output timing in Philips format.
MSB
right channel
right surround
LFE
32 pcm_dclk_out clock cycles
pcm_wclk_out
pcm_dclk_out
pcm_LeRi_out
pcm_LsRs_out
pcm_CeLf_out
left channel
left surround
center
3
2
22
1
MSB
LSB
3
2
1
MBL630
tdata
24 data bits
twclk
Fig 52. Audio I
2
S-bus output timing in left justified format.
left channel
left surround
center
32 clock cycles
right channel
right surround
LFE
3
2
22
1
MSB
LSB
3
2
1
MBL631
tdata
24 data bits
twclk
MSB
Table 35:
Symbol
t
wclk
Timing numbers for PCM-I
2
S output
Parameter
pcm_wclk_out timing with respect to negative
edge of pcm_dclk_out
pcm_data_out timing with respect to negative
edge of pcm_dclk_out
Min
10
Max
+10
Unit
ns
t
data
10
+10
ns
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