IDT92HD81B1X5NLGXYCX8 IDT, Integrated Device Technology Inc, IDT92HD81B1X5NLGXYCX8 Datasheet - Page 46
IDT92HD81B1X5NLGXYCX8
Manufacturer Part Number
IDT92HD81B1X5NLGXYCX8
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.IDT92HD81B1X5NLGXYCX8.pdf
(289 pages)
Specifications of IDT92HD81B1X5NLGXYCX8
Lead Free Status / RoHS Status
Compliant
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92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
IDT™ CONFIDENTIAL
3.3.
BCLK Frequency
BCLK Period
BCLK High Phase
BCLK Low Phase
BCLK jitter
SDI delay
SDO setup
SDO hold
SPDIF_OUT Frequency
SPDIF_OUT unit interval
SPDIF_OUT jitter
AC Timing Specs
3.3.1.
3.3.2.
Parameter
Parameter
HD Audio Bus Timing
SPDIF Timing
highest rate of encoded signal
1/(128 times the sample rate)
Setup for SDO at both rising and
Hold for SDO at both rising and
Time after rising edge of BCLK
Period of BCLK including jitter
64 times the sample rate
Average BCLK frequency
that SDI becomes valid
falling edges of BCLK
falling edges of BCLK
Figure 9. HD Audio Bus Timing
SPDIF_OUT jitter
High phase of BCLK
Low phase of BCLK
Definition
BCLK jitter
Table 15. HD Audio Bus Timing
Definition
Table 16. SPDIF Timing
46
Symbol
UI
Symbol
T_high
T_low
T_tco
T_su
Tcyc
T_h
177.15
2.8224
Min
41.163
23.997
17.5
17.5
Min
6
3
5
5
162.76
3.072
Typ
41.67
24.0
Typ
150
12.288
40.69
24.002
42.171
Max
4.43
24.16
24.16
Max
500
11
4
V 0.987 11/09
Units
Units
MHz
Mhz
92HD81
ns
ns
ns
ns
ps
ns
ns
ns
ns
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