alc262w-vd2-gr Realtek Semiconductor Corporation, alc262w-vd2-gr Datasheet - Page 31
alc262w-vd2-gr
Manufacturer Part Number
alc262w-vd2-gr
Description
4-channel Dac And 6-channel Adc High Definition Audio Codec
Manufacturer
Realtek Semiconductor Corporation
Datasheet
1.ALC262W-VD2-GR.pdf
(87 pages)
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The cadence ‘12-11-11-12-11-11-12-11-11-12-11-11-11- (repeat)’ interleaves 13 frames containing no
sample blocks in every 160 frames. It provides a low long-term frequency drift for 44.1kHz of delivery
rate. Rates in sub-multiples (1/n) of 44.1kHz also follow this cadence and interleave n empty frames.
Rates in multiples (n) of 44.1kHz applying this cadence contain n sample blocks in the non-empty frame
and interleave an empty frame between non-empty frames (Table 9, page 23).
4-Ch DAC and 6-Ch ADC High Definition Audio Code
N: No sample block in a frame.
Y: One sample block in a frame.
Y
(Sub) Multiple
x
: X sample blocks in a frame.
192kHz
12kHz
16kHz
32kHz
48kHz
96kHz
8kHz
Rate
1/6
1/4
1/3
1/2
2/3
1
2
4
48kHz Base
8kHz (1 sample block every 6 frames)
12kHz (1 sample block every 4 frames)
16kHz (1 sample block every 3 frames)
-
32kHz (2 sample blocks every 3 frames)
48kHz (1 sample block per frame)
96kHz (2 sample blocks per frame)
192kHz (4 sample blocks per frame)
Delivery Cadence
YNNNNN (repeat)
YNNN (repeat)
YNN (repeat)
Y
Y (repeat)
Y
Y
2
2
4
NN (repeat)
(repeat)
(repeat)
Table 7.
Table 8.
Defined Sample Rate and Transmission Rate
48kHz Variable Rate of Delivery Timing
22
44.1kHz Base
22.05kHz (1 sample block every 2 frames)
88.2kHz (2 sample blocks per frame)
Description
One sample block is transmitted in every 6 frames
One sample block is transmitted in every 3 frames
One sample block is transmitted in every 6 frames
One sample block is transmitted in every 6 frames
Two sample blocks are transmitted in each frame
Four sample blocks are transmitted in each frame
-
11.025kHz (1 sample block every 4 frames)
-
-
44.1kHz (1 sample block per frame)
176.4kHz (4 sample blocks per frame)
One sample block is transmitted in every 4 frames
Track ID: JATR-1076-21
ALC262 Series
Datasheet
Rev. 1.9
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