ST70235A

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ELECTRICAL SPECIFICATIONS

Generic DC Electrical Characteristics

The values presented in the following table apply for all inputs and/or outputs unless otherwise specified.

IO Buffers Generic DC Characteristics

Input/ Output TTL Generic Characteristics

The values presented in the following table apply for all TTL inputs and/or outputs unless otherwise

specified.

* The reference current is dependent on the exact buffer chosen and is a part of the buffer name. The available values are 4 and 8mA.

Symbol

Parameter

Test Condition

Minimum

Typical

Maximum

Unit

Input Leakage Current

pull up /pull down

-4

4

µA

Tristate Leakage Current

pull up /pull down

-4

4

µA

Pull up Current

-15

-66

-125

µA

Pull Down Current

15

66

125

µA

Pull up Resistance

50

K

Ω

Pull Down Resistance

50

K

Ω

Symbol

Parameter

Test Condition

Minimum

Typical

Maximum

Unit

Low Level Input Voltage

0.8

V

High Level Input Voltage

2.0

V

Schmitt Trigger Hysteresis

Slow edge < 1V/

µs

0.4

0.7

V

Low Level Output Voltage

0.4

V

High Level Output Voltage

2.4

V