STA321MP datasheet(13/50 Pages) STMICROELECTRONICS

13 / 50 page

STA321MP

Electrical specifications

Doc ID 022647 Rev 1

13/50

3.4

Electrical specifications

The following specifications are valid for VDD = 3.3 V ± 0.3 V, VDDA = 3.3 V ± 0.3 V and

Tamb = 0 to 70 °C, unless otherwise stated

Table 7.

General interface electrical specifications

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Iil

Low-level input no pull-up

Vi = 0 V

1 (1)

The leakage currents are generally very small, < 1 nA. The values given here are maximum after an

electrostatic stress on the pin.

μA

Iih

High-level input no

pull-down

Vi = VDD

μA

IOZ

Tristate output leakage

without pull-up/down

Vi = VDD

μA

Vesd

Electrostatic protection

(human body model)

Leakage < 1

μA2000

Table 8.

DC electrical characteristics: 3.3-V buffers

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VIL

Low-level input voltage

0.8

VIH

High-level input voltage

2.0

VILhyst

Low-level threshold

Input falling

0.8

1.35

VIHhyst

High-level threshold

Input rising

1.3

2.0

Vhyst

Schmitt trigger hysteresis

0.3

0.8

Vol

Low-level output

IoI = 100 µA

0.2

Voh

High-level output

Ioh = -100 µA

VDD-

0.2

Ioh = -2 mA

2.4

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