SN74ALVCH16500

18-BIT UNIVERSAL BUS TRANSCEIVER

WITH 3-STATE OUTPUTS

SCES023G – JULY 1995 – REVISED MAY 2000

6

POST OFFICE BOX 655303

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP†

MAX

UNIT

IOH = –100 µA

1.65 V to 3.6 V

VCC–0.2

IOH = –4 mA

1.65 V

1.2

IOH = –6 mA

2.3 V

2

VOH

2.3 V

1.7

V

IOH = –12 mA

2.7 V

2.2

3 V

2.4

IOH = –24 mA

3 V

2

IOL = 100 µA

1.65 V to 3.6 V

0.2

IOL = 4 mA

1.65 V

0.45

VOL

IOL = 6 mA

2.3 V

0.4

V

VOL

IOL =12mA

2.3 V

0.7

V

IOL = 12 mA

2.7 V

0.4

IOL = 24 mA

3 V

0.55

II

VI = VCC or GND

3.6 V

±5

µA

VI = 0.58 V

1.65 V

25

VI = 1.07 V

1.65 V

–25

VI = 0.7 V

2.3 V

45

II(hold)

VI = 1.7 V

2.3 V

–45

µA

()

VI = 0.8 V

3 V

75

VI = 2 V

3 V

–75

VI = 0 to 3.6 V‡

3.6 V

±500

IOZ§

VO = VCC or GND

3.6 V

±10

µA

ICC

VI = VCC or GND,

IO = 0

3.6 V

40

µA

∆ICC

One input at VCC – 0.6 V,

Other inputs at VCC or GND

3 V to 3.6 V

750

µA

Ci

Control inputs

VI = VCC or GND

3.3 V

4

pF

Cio

A or B ports

VO = VCC or GND

3.3 V

8

pF

† All typical values are at VCC = 3.3 V, TA = 25°C.

‡ This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to another.

§ For I/O ports, the parameter IOZ includes the input leakage current.