TNETEL1200 datasheet(11/20 Pages) TI1

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TNETEL1200

EtherLoop

™ MODEM

SPHS003D – FEBRUARY 1999 – REVISED JUNE 1999

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

Table 2. Operating Conditions (I/O Terminals) (Continued)

SIGNAL DATA

TERMINAL

NAME

I/O†

HYSTERESIS

5-V

TOLERANT

3.6-V

FAILSAFE

D2A9–D2A0

D2ACLK

A2D11–A2D0

A2DCLK

INRANGE

† I = input, O = output

CAPTURE BUFFER

TERMINAL NAME

I/O†

HYSTERESIS

5-V

TOLERANT

3.6-V

FAILSAFE

RAMDAT15–RAMDAT0

I/O

RAMADDR15–RAMADDR0

RAMRDN

RAMOEN

† I = input, O = output

ANALOG LOOP CONTROL

TERMINAL NAME

TYPE‡

HYSTERESIS

5-V

TOLERANT

3.6-V

FAILSAFE

RXGAIN4–RXGAIN0

RXFSEL3–RXFSEL0

RXHIGAIN

RXLOGAIN

PREAMPEM

TERMEN

TXGAIN3–TXGAIN0

TXFSEL3–TXFSEL0

RXEN

‡ O = output

DEBUG

TERMINAL

NAME

TYPE‡

HYSTERESIS

5-V

TOLERANT

3.6-V

FAILSAFE

I_7–I_0

Q_7–Q_0

IQSTB

‡ O = output

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