TNETX3151 datasheet(12/65 Pages) TI1

12 / 65 page

TNETX3151

ThunderSWITCH

™ 12/3 ETHERNET™ SWITCH

WITH 12 10-MBIT/S PORTS AND 3 10-/100-MBIT/S PORTS

SPWS048A – MARCH 1998 – REVISED APRIL 1999

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

Terminal Functions (Continued)

miscellaneous

TERMINAL

I/O

INTERNAL

DESCRIPTION

NAME

NO.

I/O

RESISTOR

DESCRIPTION

OSCIN

112

None

Master system clock input (83.33-MHz input clock)

RESET

115

None

Reset. RESET is synchronous and, therefore, the system clock must be

operational during reset.

213, 215, 216, 217, 218, 219,

221, 222, 223, 224, 226, 227,

228, 230, 231, 232

Pullup/

Pulldown

No connect. All NCs have internal pullups or pulldowns so they can be left

open.

power interface

TERMINAL

INTERNAL

DESCRIPTION

NAME

NO.

RESISTOR

DESCRIPTION

GND

8, 14, 34, 40, 55, 68, 74, 81, 88, 94, 100,

128, 134, 141, 148, 154, 160, 175, 188,

194, 201, 208, 214, 220, 235

None

Ground. GND is the 0-V reference for the device. All GND

terminals must be connected.

VDD(3.3V)

12, 72, 109, 122, 132, 163, 169, 192, 229

None

3.3-V supply voltage. Power for the input, output, and I/O

terminals.

VDD(2.5V)

4, 17, 31, 45, 58, 64, 77, 91,

105, 118, 124, 137, 151, 165, 178,

184, 197, 211, 225, 238

None

2.5-V supply voltage. Power for the core.

summary of signal terminals by signal group function

PORT DESCRIPTION

NUMBER OF

SIGNALS

MULTIPLIER

TOTAL

LED

10-Mbit/s port

10-/100-Mbit/s port

DIO

EEPROM interface

DRAM interface

Miscellaneous

JTAG

Serial MII management

Total signals

170

SUMMARY

Assigned terminals

170

VDD(3.3V)

VDD(2.5V)

GND

Total terminals

240

TNETX3151 Datasheet(PDF) 12 Page - Texas Instruments

TNETX3151 Datasheet(HTML) 12 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65

Datasheet Download

Link URL