參數(shù)資料
型號: TDA8046H
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Multi-mode QAM demodulator
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
文件頁數(shù): 24/48頁
文件大?。?/td> 245K
代理商: TDA8046H
1996 Nov 19
24
Philips Semiconductors
Product specification
Multi-mode QAM demodulator
TDA8046
7.1.10.3
Demapping scheme 3; differential decoding: Draft prETS 429: 1994
Fig.23 Demapping scheme 3; bit allocation: 256-QAM.
Bit allocation for 256-QAM: b5, b4, b3, b2, b1, b0; b7 and b6 differentially decoded (see Table 3).
handbook, full pagewidth
MGG194
101100
101101
101001
101000
101110
101111
101011
101010
100110
100111
100011
100010
100100
100101
100001
100000
111000
111001
111101
111100
111010
111011
111111
111110
110010
110011
110111
110110
110000
110001
110101
110100
I
Q
A quadrant
b5 b4 b3 b2 b1 b0
000100
000101
000001
000000
000110
000111
000011
000010
001110
001111
001011
001010
001100
001101
001001
001000
010000
010001
010101
010100
010010
010011
010111
010110
011010
011011
011111
011110
011000
011001
011101
011100
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