LQFP64 datasheet(43/90 Pages) STMICROELECTRONICS

43 / 90 page

SPC560D30x, SPC56040Dx

Electrical characteristics

Doc ID 16315 Rev 7

43/90

Figure 6.

Noise filtering on reset signal

VRESET

VIL

VIH

VDD

filtered by

hysteresis

filtered by

lowpass filter

WFRST

WNFRST

hw_rst

‘1’

‘0’

filtered by

lowpass filter

WFRST

unknown reset

state

device under hardware reset

Table 23.

Reset electrical characteristics

Symbol

Parameter

Conditions(1)

Value

Unit

Min

Typ

Max

VIH

SR P

Input High Level CMOS

(Schmitt Trigger)

—

0.65VDD

—VDD +0.4

VIL

SR P

Input low Level CMOS

(Schmitt Trigger)

—

0.4

—

0.35VDD

VHYS

CC C

Input hysteresis CMOS

(Schmitt Trigger)

—0.1VDD

——

VOL

CC P Output low level

Push Pull, IOL = 2 mA,

VDD = 5.0 V ± 10%, PAD3V5V = 0

(recommended)

—

0.1VDD

Push Pull, IOL = 1 mA,

VDD = 5.0 V ± 10%, PAD3V5V = 1

(2)

—

0.1VDD

Push Pull, IOL = 1 mA,

VDD = 3.3 V ± 10%, PAD3V5V = 1

(recommended)

——

0.5

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