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Table 12. Reset electrical characteristics (continued)
Symbol
Parameter
Conditions
Value
Unit
Min
Typ
Max
I
OL_R
Strong pull-down current
Device under power-on reset
V
OL
= 0.35 * V
DD_HV_IO
3.5 V < VDD_HV_IO < 3.6 V
14
—
—
mA
Device under power-on reset
V
OL
= 0.35 * V
DD_HV_IO
4.5 V < VDD_HV_IO < 5.5 V
35
—
—
|I
WPU
|
Reset
Weak pull-up current absolute value RESET pin
V
IN
= VIH = 0.65 * V
DD_HV_IO
4.5 V < VDD_HV_IO < 5.5 V
30
—
—
μA
RESET pin
V
IN
= VIH = 0.65 * V
DD_HV_IO
3.5 V < VDD_HV_IO < 3.6 V
18
—
—
RESET pin
V
IN
= VIL = 0.35 * V
DD_HV_IO
4.5 V < VDD_HV_IO < 5.5 V
—
—
120
RESET pin
V
IN
= VIL = 0.35 * V
DD_HV_IO
3.5 V < VDD_HV_IO < 3.6 V
—
—
80
|I
WPD
|
PORST
Weak pull-down current absolute
value
PORST pin
V
IN
= VIH = 0.65 * V
DD_HV_IO
4.5 V < VDD_HV_IO < 5.5 V
—
—
120
μA
PORST pin
V
IN
= VIH = 0.65 * V
DD_HV_IO
3.5 V < VDD_HV_IO < 3.6 V
—
—
80
PORST pin
V
IN
= VIL = 0.35 * V
DD_HV_IO
4.5 V < VDD_HV_IO < 5.5 V
30
—
—
PORST pin
V
IN
= VIL = 0.35 * V
DD_HV_IO
3.5 V < VDD_HV_IO < 3.6 V
18
—
—
W
FRST
PORST and RESET input filtered
pulse
—
—
—
500
ns
W
NFRST
PORST and RESET input not
filtered pulse
—
2000
—
—
ns
W
FNMI
ESR1 input filtered pulse
—
—
—
20
ns
W
NFNMI
ESR1 input not filtered pulse
—
400
—
—
ns
1. An external 4.7 KOhm pull-up resistor is recommended to be used with the PORST and RESET pins for fast negation of
the signals.
Reset pad (PORST, RESET) electrical characteristics
SPC5746R Microcontroller Data Sheet, Rev. 6, 06/2017
NXP Semiconductors
21