PT8402B Datasheet, PDF (3/5 Pages) Princeton Technology Corp – MP3 Audio Decoder IC

MP3 Audio Decoder IC
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URL: http://www.princeton.com.tw
PT8402B
VCC 1 _P 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
GND 2 _P ^{I/O P I I/O I/O I/O I/O P P I/O O P I P I}
I PPP
GPIO0 3 _I/O
O ^{60 DACL}
GPIO15 4 _I/O
I ^{59 LPF1L_IN}
GPIO14 5 _I/O
O ^{58 LPF1L_OUT}
VCC 6 _P
I ^{57 LPF2L_IN}
GND 7 _P
O ^{56 LPF2L_OUT}
GPIO13 8 _I/O
I ^{55 DACIN_L}
GPIO12 9 _I/O
I ^{54 AUXL}
VCC 10 _P
P ^{53 AVDD12}
GND 11 _P
GPIO11 12 _I/O
PT8402B-80
P ^{52 AVSS0}
O ^{51 OUTL}
GPIO10 13 _I/O
P ^{50 AVSS12}
GPIO9 14 _I/O
GPIO8 15 _I/O
O ^{49 OUTR}
P ^{48 AVDD0}
VCC 16 _P
O ^{47 VREF2}
GND 17 _P
P ^{46 AVDD12}
PD_REQ 18 _O
I ^{45 AUXR}
PD_ACK 19 _O
I ^{44 DACin_R}
PD_ENA 20 _I
O ^{43 LPF2R_OUT}
I P P I I I I/O I/O P O P O O O P P I P O I ^{I 42 LPF2R_IN}
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40_O 41 LPF1R_OUT
Figure 2. 80 Pin Assignment (P: Power pins, I/O: IO pins)
PT8402B V1.0
-3-
June, 2005