MT90881 Просмотр технического описания (PDF) - Zarlink Semiconductor Inc
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MT90881 Datasheet PDF : 97 Pages
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MT90880/1/2/3
Data Sheet
Signal
WAN_CLKI[23:0]
WAN_FRMO
WAN_CLKO
I/O
Package Balls
Description
I D J23 [23], J24 [22], H22 [21], G22 [20], WAN Interface clock inputs.
E26 [19], E24 [18], A26 [17], A24 [16], Programmable as active high or low.
A23 [15], E19 [14], B21 [13], B20 [12], MT90880 and MT90881 variants only.
A20 [11], B18 [10], C17 [9], C16 [8],
D15 [7], A15 [6], D13 [5], E12 [4],
C12 [3], B11 [2], B10 [1], B9 [0]
O V23
WAN Interface master frame pulse
output
O V22
WAN Interface master clock output
Table 4 - WAN Access Interface (continued)
3.2 Local TDM Interface
All Local TDM Interface signals are 5 V tolerant.
All Local TDM Interface outputs are high impedance while S_RST is low.
Signal
LOC_STI [31:24]
LOC_STI [23:16]
LOC_STI [15:8]
LOC_STI [7:0]
LOC_STO [31:24]
LOC_STO [23:16]
LOC_STO [15:8]
I/O
Package Balls
Description
I D B6 [31], C7 [30], A5 [29], C5 [28],
A4 [27], B4 [26], A3 [25], B3 [24]
Local TDM interface serial input streams.
Operate at 2.048 Mbs
MT90880 and MT90882 variants only.
I D D5 [23], D4 [22], B2 [21], F4 [20],
D3 [19], G5 [18], E3 [17], G4 [16]
Local TDM interface serial input streams.
Operate at 2.048 Mbs
MT90880 variant only.
I D H5 [15], F3 [14], F2 [13], J5 [12],
J4 [11], K5 [10], H2 [9], H1 [8]
Local TDM interface serial input streams
Operate at 2.048 and 4.096 Mbs
MT90880 variant only
I D J2 [7], J1 [6], K3 [5], K1 [4],
M4 [3], N4 [2], M3 [1], M1 [0]
Local TDM interface serial input streams
Operate at 2.048, 4.096 and 8.192 Mbs
MT90880 variant only
O E8 [31], D7 [30], C6 [29], B5 [28],
E7 [27], D6 [26], C4 [25], A2 [24]
O C3 [23], E4 [22], A1 [21], B1 [20],
C2 [19], C1 [18], D2 [17], D1 [16]
Local TDM interface serial output
streams
Operate at 2.048 Mbs
MT90880 and MT90882 variants only
Local TDM interface serial output
streams
Operate at 2.048 Mbs
MT90880 variant only
O H4 [15], E1 [14], G3 [13], F1 [12],
G2 [11], H3 [10], G1 [9], K4 [8]
Local TDM interface serial output
streams
Operate at 2.048 and 4.096 Mbs
MT90880 variant only
Table 5 - Local TDM Interface
13
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