12

Am79761

PRELIMINARY

ABSOLUTE MAXIMUM RATINGS

Storage Temperature . . . . . . . . . . . .-65

° C to +150° C

Ambient Temperature Under Bias . .-55

° C to +125° C

DC Voltage (TTL Inputs). . . . . . . . . . . -0.5 V to +5.5 V

Output Current (TTL Outputs) . . . . . . . . . . . . -

±50 mA

Output Current (PECL Outputs) . . . . . . . . . . . -

±50 mA

Maximum Input ESD (Human Body Model) . . . 1500 V

Stresses above those listed under Absolute Maximum

Ratings may cause per manent device failure.

Functionality at or above these limits is not implied.

Exposure to absolute maximum ratings for extended

periods may affect device reliability.

OPERATING RANGES

. . . . . . . . . . . . . 0

° C to +50° C for 10 x 10 mm PQFP

Operating ranges define those limits between which

functionality of the device is guaranteed.

DC CHARACTERISTICS (over recommended operating conditions)

Symbol

Parameter Description

Test Conditions

Min

Typ

Max

Unit

Input HIGH voltage (TTL)

2.0

—

5.5

V

Input LOW voltage (TTL)

0

—

0.8

V

Input HIGH current (TTL)

—

50

500

µA

Input LOW current (TTL)

—

—

-500

µA

Output HIGH voltage (TTL)

2.4

—

—

V

Output LOW voltage (TTL)

—

—

0.5

V

∆V

OUT75

TX Output differential peak-to-

peak voltage swing

75

Ω to V

1200

—

2200

mVp-p

∆V

OUT50

TX Output differential peak-to-

peak voltage swing

50

Ω to V

1200

—

2200

mVp-p

∆V

IN

Receiver differential peak-to-

peak Input Sensitivity RX

400

—

3200

mVp-p

Supply Current

Outputs open,

—

210

290

mA

Power dissipation

Outputs open,

—

700

1000

mW