7.1

4

IDT29FCT52A/B/C, IDT29FCT53A/B/C

FAST CMOS OCTAL REGISTERED TRANSCEIVERS

MILITARY AND COMMERCIAL TEMPERATURE RANGES

POWER SUPPLY CHARACTERISTICS

Symbol

Parameter

Test Conditions

(1)

Min.

Typ.

(2)

Max.

Unit

Quiescent Power Supply

—

0.5

1.5

µA

Current

Quiescent Power Supply

Vcc = Max.

—

0.5

2.0

mA

Current TTL Inputs HIGH

(3)

Dynamic Power Supply

Vcc = Max.

—

0.15

0.25

mA/

Current

(4)

Outputs Open

MHz

OEA or OEB= GND

One Input Toggling

50% Duty Cycle

Total Power Supply

Vcc = Max.

—

2.0

4.0

mA

Current

(6)

Outputs Open

(FCT)

50% Duty Cycle

OEA or OEB= GND

One Bit Toggling

—

2.5

6.0

at fi = 5MHz

50% Duty Cycle

—

4.3

7.8

(5)

Outputs Open

(FCT)

50% Duty Cycle

OEA or OEB = GND

Eight Bits Toggling

—

6.5

16.8

(5)

50% Duty Cycle

NOTES:

2533 tbl 07

1. For conditions shown as Max. or Min., use appropriate value specified under Electrical Characteristics for the applicable device type.

°C ambient.

4. This parameter is not directly testable, but is derived for use in Total Power Supply calculations.

All currents are in milliamps and all frequencies are in megahertz.