AD1892JRRL Analog Devices Inc, AD1892JRRL Datasheet - Page 12

• Manufacturer Part Number: AD1892JRRL
• Description: IC SAMPLE CONV W/RX 20BIT 28SOIC
• Manufacturer: Analog Devices Inc
• Type: Sample Rate Converterr

Specifications of AD1892JRRL

• Rohs Status: RoHS non-compliant
• Applications: Players, Recorders
• Voltage - Supply, Digital: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Voltage - Supply, Analog: -

AD1892
Figure 14. Professional Channel Status Bytes 3 Through 5
BITS 0–7
BITS 0
BITS 2–7
X X X X X X X X
X X X X X X
BITS 0–7
X X X X X X X X
BITS 0
BITS 3
BITS 6
Figure 13. Professional Channel Status Byte 2
0
0
1
1
X
1
1
0
0
0
0
0
0
0
0
X
X
1
0
1
0
1
X
X
X
1
0
0
1
1
4
0
0
1
1
0
0
7
X
X
2
0
1
0
1
5
0
1
0
1
0
0
NOT DEFINED. MAXIMUM AUDIO WORD LENGTH IS
20 BITS.
USED FOR MAIN AUDIO. MAXIMUM AUDIO WORD
LENGTH IS 24 BITS.
SINGLE COORDINATION SIGNAL. MAXIMUM AUDIO
WORD LENGTH IS 20 BITS.
USER DEFINED APPLICATION.
ALL OTHER STATES OF BITS 0–2 ARE RESERVED.
SOURCE WORD LENGTH
NOT INDICATED
23 BITS
22 BITS
21 BITS
20 BITS
24 BITS
ALL OTHER STATES OF BITS 3–5 ARE RESERVED.
RESERVED.
VECTORED TARGET BYTE
RESERVED.
DIGITAL AUDIO REFERENCE SIGNAL PER AES11-1990
NOT REFERENCE SIGNAL (DEFAULT).
GRADE 1 REFERENCE SIGNAL.
RESERVED.
RESERVED.
GRADE 2 REFERENCE SIGNAL.
RESERVED.
AUX: USE OF AUXILIARY SAMPLE BITS
MAX. AUDIO 24 BITS
BYTE 3
BYTE 4
BYTE 5
BYTE 2
NOT INDICATED (DEFAULT)
19 BITS
18 BITS
16 BITS
20 BITS
17 BITS
MAX. AUDIO 20 BITS
–12–
Figure 16. Professional Channel Status Bytes 22 and 23
BITS 0
Figure 15. Professional Channel Status Bytes 6
Through 21
BIT 4
BIT 5
BIT 6
BIT 7
CRCC: CYCLIC REDUNDANCY CHECK CHARACTER.
CRCC FOR CHANNEL STATUS DATA BLOCK THAT USES BYTES 0 TO 22
INCLUSIVE. GENERATING POLYNOMIAL IS:
WITH AN INITIAL STATE OF ALL ONES.
VALUE IS OF FIRST SAMPLE OF CURRENT BLOCK. LSBs ARE
TRANSMITTED FIRST.
VALUE IS OF FIRST SAMPLE OF CURRENT BLOCK. LSBs ARE
TRANSMITTED FIRST.
ALPHANUMERIC CHANNEL ORIGIN DATA.
7-BIT ISO 646 (ASCII) DATA WITH ODD PARITY BIT. FIRST CHARACTER IN
MESSAGE IS BYTE 6. LSBs ARE TRANSMITTED FIRST.
ALPHANUMERIC CHANNEL ORIGIN DATA.
7-BIT ISO 646 (ASCII) DATA WITH ODD PARITY BIT. FIRST CHARACTER IN
MESSAGE IS BYTE 10. LSBs ARE TRANSMITTED FIRST.
LOCAL SAMPLE ADDRESS CODE (32-BIT BINARY)
TIME-OF-DAY SAMPLE ADDRESS CODE (32-BIT BINARY).
X X X X
0
1
0
1
0
1
0
1
G(x) = x
1
2
8
3
+ x
4
RESERVED.
CHANNEL STATUS BYTES 0 TO 5
RELIABLE.
UNRELIABLE.
CHANNEL STATUS BYTES 6 TO 13
RELIABLE.
UNRELIABLE.
CHANNEL STATUS BYTES 14 TO 17
RELIABLE.
UNRELIABLE.
CHANNEL STATUS BYTES 18 TO 21
RELIABLE.
UNRELIABLE.
+ x
3
+ x
2
+ 1
BYTES 10–13
BYTES 14–17
BYTES 18–21
BYTES 6–9
BYTE 22
BYTE 23
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