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Details, datasheet, quote on part number:MT9300B
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Datasheet text preview:
MT9300B
Multi-Channel Voice Echo Canceller Advance Information
Features
· In d e p en d e n t m u l ti p l e c h an n e l s of e c ho c a n c e ll a t i o n ; f r o m 3 2 c ha n n e l s o f 6 4 m s to 1 6 c h a nn e l s o f 1 2 8m s w i th th e ab i l i t y to m i x c h a nn e l s a t 1 2 8m s o r 6 4m s i n a n y c o m b i na t i o n In d e p en d e n t P o w e r Do w n m o d e f o r e a c h g ro u p o f 2 c ha n n e l s f o r p ow e r m an a g e me n t IT U- T G. 16 5 an d G.1 6 8 c o mp l i a n t Fi e l d p ro v e n , h i g h q u a l i ty p e rf o rm a nc e Co m pa ti b l e t o S T- B US a n d GC I i n t e rf ac e a t 2 Mb / s s e ri a l P C M P CM c o d i n g, µ/A-Law I TU -T G. 7 11 o r s i g n m ag n i t u de P e r c ha n n e l F a x /M o d e m G. 1 6 4 2 1 0 0H z o r G. 16 5 21 0 0 H z p h a s e r ev er s a l To n e D i s a b l e P e r c ha n n e l e c h o c a nc el l e r par a me t e rs c o nt ro l Tra n s pa re nt d ata t ra n s f er a n d m u t e Fa s t r ec on v e rg e n c e o n e c h o pat h c h an g e s No n -L i n e a r P r oc es s o r w i t h h i g h q u a l i ty s u b j ec t i v e p er fo rm a n c e P ro t ec t i o n a g a i n s t n a rro w b a n d s i g n a l d i v e r g en c e O ff s e t n u l l i n g o f a l l P C M c h a n n e l s 1 0 M H z o r 2 0 M H z m as te r c l o c k o pe ra t i o n 3 .3 Vo l ts o p e ra ti o n wi t h 5 -Vo l t t o le r an t i n p u ts No e x te r na l m em o ry re q u i re d No n -m u l t i pl e x e d m i c ro p ro c e s s o r i n t e rf ac e IE E E -11 4 9 . 1 (J TA G) Te s t A c c es s P o rt
DS5385 ISSUE 1 June 2000
· · · · · · · · · · · · · · · · ·
Orderi ng I nfo rmati on M T9 3 0 0B L 1 6 0- P i n M Q F P M T9 3 0 0B V 2 0 8- B al l L B G A - 4 0°C t o + 8 5 °C
Applications
· · · · · · Voi c e o v e r IP n e tw o rk g at e w ay s Voi c e o v e r ATM , F ra me R el a y T 1/ E 1 /J 1 m u l ti c ha n n e l e c h o c an c e l l a t i on W i re l e s s b a s e sta ti o n s Ec h o Ca n c e l l e r p o o l s D CM E , s a te l l i t e a n d m u l t i pl e x e r s y s t e m s
Description
The MT9300B Voice Echo Canceller implements a cost effective solution for telephony voice-band echo c a n c e ll a t i o n c on fo r mi n g to IT U- T G.168 requirements. The MT9300B architecture contains 16 groups of two echo cancellers (ECA and ECB) w hi c h c a n be c o nfi g ur e d to pr o v i de tw o c h a nn el s o f 6 4 m i l li s e c o n d s o r o n e c h a n n e l o f 1 2 8 m i l li s e co n d s e c h o c a n c e ll a t i o n . T h is p r o v id e s 3 2 ch a n n e l s o f 6 4 m il l i s e c o n d s t o 1 6 ch a n n e l s o f 1 2 8 m i ll i s e c o n d s e c h o c a n c e ll a t i o n o r a n y c o m b in a t i o n o f t h e t w o configurations. The MT9300B supports ITU-T G.165 and G.164 tone disable requirements.
ODE
VDD VSS
Echo Canceller Pool
Rin Sin MCLK Fsel PLL Seri al to Parallel
Group 0
ECA/ECB
Group 1
ECA/ECB
Group 2
ECA/ECB
Group 3
ECA/ECB
Parallel to S e ri a l
Rout Sout
Group 4
ECA/ECB
Group 5
ECA/ECB
Group 6
ECA/ECB
Group 7
ECA/ECB
Group 8
ECA/ECB
Group 9
ECA/ECB
Group 10
ECA/ECB
Group 11
ECA/ECB
Group 12
ECA/ECB C4i F 0i Timing Unit
Group 13
ECA/ECB
Group 14
ECA/ECB
Group 15
ECA/ECB
Note: Refer to Figure 4 for Echo Canceller block diagram
IC0
RESET Microprocessor Interface Test Port
D S C S R / W A 10-A0 D T A
D7-D 0
IRQ TMS TDI TDO TCK TRST
Fi g ur e 1 - Fun c ti ona l B l oc k D i ag r a m
1
MT9300B
1 1 2 3 4 5 6 7 8 9 10 11 12 13
Advance Information
14
15
16
A
VS S ICO
I CO
VS S I CO
c4i VDD1 VD D 1
VD D 1
ICO
VS S Rin
Sout
VDD1 Rout
ICO
VS S Sin
I CO
VS S ODE
NC VS S VS S
VS S VS S
VS S VS S VS S
B
VS S I CO
F0i VS S
VS S VD D 2
VS S VD D 1
VDD1 VD D 1
VS S VS S
C
ICO
VS S
VS S
VS S
VS S
VS S
NC
D
NC
ICO
VDD1
VS S
VDD1
VDD2
VDD1
VS S
VDD1
VS S
VDD1
VS S
VS S
VDD1
NC ICO
A10
E
NC
ICO
VS S
VS S
VD D 1
VS S VDD1
A9
F
NC
NC
VD D 1
VD D 1
MT9300BV
VS S VSS VS S VS S
VS S
ICO
A8
G
NC
MCLK
VS S VD D 1
VS S VDD1
VDD2
VD D 2
NC
A7
H
NC
F se l
VS S VS S
VSS VSS
VS S VS S
VS S VS S
VS S
VS S
NC
A6
J
NC
ICO
VDD2
VDD2
VD D 1
VD D 1
NC
A5
K
NC
ICO
PLLVSS PLLVDD
VS S
VSS
VS S
VS S
VS S
VS S
NC
A4
L
NC
NC
VS S VD D 1 VS S VS S RESET VS S
VS S VDD1 VS S VD D 1 VDD1 VS S VS S R/W VD D 1 VDD1 VD D 1 VD D 1 VS S VS S DTA VS S VDD1 VD D 1 VDD1 VS S VS S I RQ VD D 1 VD D 1 VDD1 VS S VS S VS S DS VDD2 VD D 2 VD D 1 VD D 1
VD D 1 VS S VS S VS S CS
VD D 1
NC
A3
M
TDI
TMS
VS S VDD1 VS S VS S VS S
VS S VDD1 VD D 1 VS S
A2
T DO N T CK P R ICO
TRST VS S VS S
A1
A0
VS S VS S
T
VS S
D0
D1
D2
D3
D4
D5
D6
D7
1
- A1 corner is identified by metallized markings.
Figu re 2 - 208 Ball LB GA
2
Advance Information
NC NC NC NC VDD1 NC NC NC NC VDD1 NC O DE Sout Rout VSS Sin Rin F0i C4 i VDD1 IC 0 IC 0 IC 0 IC 0 VSS 117 115 NC NC NC NC VSS VSS 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 IC 0 NC
MT9300B
VSS NC NC NC NC NC VSS
IC0 IC0 NC VDD1 NC NC NC NC NC NC NC NC IC0 IC0 IC0 NC NC VSS VSS MCLK VDD1 VDD1 Fsel IC0 IC0 PLLVSS PLLVDD VSS VSS NC NC TMS T DI T DO TCK TRST IC0 RESET VDD1 NC
113
111
109
107 105 103
101
99
97
95
93
91
89
87
85
83
81 79 77 75 73 71 69 67 65 63 NC VD D 1 NC VSS VSS NC NC NC NC NC NC NC NC NC NC NC NC VD D 1 NC NC NC IC0 VSS IC0 A10 A9 A8 VD D 1 A7 A6 A5 A4 VSS A3 A2 A1 A0 VDD1 NC NC
MT9300BL
61 59 57 55 53 51 49 47 45 43 41 39
D7 D6 D5 D4 VDD1
NC NC NC NC VDD1
NC NC NC DTA R/W CS DS IRQ VDD1
Pin Description
Pin # 208-Ball LBGA
A1,A3,A7,A11,A13,A15, A16, B2, B6,B8,B12, B14, B15, B16,C3,C5,C7, C9,C11,C12, C13,C14, C16, D4,D8,D10, D12,D13,E3, E4,E14,F13,G3, G4,G7,G8,G9,G10,H7,H8,H9, H10,H13, H14,J7,J8,J9, J10, K7,K8, K9,K10,K13, K14,L3, L4,M13, M14,,M15,N3,N4,N5, N7,N9,N11,N13,P2,P3,P5,P7,P9.P 11,P13, P14,R2,R14, R15,R16,T1, T3,T7,T10, T14,T16
VSS
NC NC NC NC NC VSS
F ig ur e 3 - 1 6 0 P i n M QFP
160 Pin MQFP
1, 2, 17, 27, 37, 38, 48, 58, 76, 77, 81, 87, 98, 108, 118, 119, 138, 139, 148, 149
Name
VSS
D3 D2 D1 D0 VSS
NC NC NC NC VSS
VSS
NC NC VSS
Description
Ground.
3
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