TLK3118 Datasheet, PDF (47/57 Pages) Texas Instruments – Redundant XAUI Transceiver

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TLK3118
Redundant XAUI Transceiver
SLLS628A – DECEMBER 2004 – REVISED APRIL 2005
Table 85. Voltage Supply and Reference Pins (continued)
TERMINAL
NAME
NO.
VDDIO
A2, A12, A15,
A16, A19, B14,
B20, C1, D1,
D6, E10, E12,
E17, F3, F5,
F12, F15, F17,
F19, G4 J3,
L14, L18, R15,
R17, V20, Y1,
Y19
VREF
C5, K2, M17,
P17
A3, B1, F1, F4,
VTT
J5, L5, L16,
M16, P16
VDDQ
E18, G16, G18,
H16, J4, K15,
M5, P5, R5
VDDT
V5, V11, V17,
Y2, Y8, Y14
QGND
D4, L3
VIATST
W2
GPI[11:0]
C3, M1, M18,
M20, N3, N17,
P3, P19, K3,
A5, E3, D8
GPO[23:0]
A11, A18, D14,
M19, N2, N4,
N20, P1, P2,
P4, P18, P20,
R1, R2, R3, R7,
R11, R18, R20,
T7, T11, T18,
T20, V2
NUI
E2
NUI4
T10
VREFTX
T17
NUI3
R4
NUI2
T5
IREFTX
T16
NUI1
R19
VTP_PU1
B16
VTP_PD1
C16
VTP_PU2
H17
VTP_PD2
J18
TYPE
LVCMOS
2.5V Input
LVCMOS
2.5V Output
DESCRIPTION
2.5-V LVCMOS Input/Output Supply Voltage.
Input Threshold for HSTL Inputs (0.75 V).
End Termination Voltage for HSTL Inputs (0.75 V).
HSTL Input/Output Supply Voltage (1.5 V).
1.2-V Termination Supply (Used on SERDES Macro).
Quiet Ground – For HSTL Inputs.
Via Test – Grounded In the System Application.
General Purpose Input – Must Be Grounded in the System Application.
General Purpose Output – Must Be No Connect in the System Application.
No Connect in the system application.
Direct connection to 2.5-V board power plane.
VREF for SERDES TX. (Connect to 1.2 V).
No Connect in the system application.
No Connect in the system application.
0-Ω connection to 2.5-V power plane.
No Connect in the system application.
External 50-Ω Pull-Up to VDDQ (1% Tolerance).
External 50-Ω Pull-Down to VSS (1% Tolerance).
External 50-Ω Pull-Up to VDDQ (1% Tolerance).
External 50-Ω Pull-Down to VSS (1% Tolerance).
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