AXM0F243 datasheet(10/53 Pages) ONSEMI

10 / 53 page

AXM0F243

www.onsemi.com

GPIO

Table 7. GPIO DC SPECIFICATIONS

Parameter

Description

Min

Typ

Max

Units

Details/ Conditions

VIH [4]

Input voltage high threshold

0.7 x VDDD

–

CMOS Input

VIL

Input voltage low threshold

–

0.3 x VDDD

CMOS Input

VIH [4]

LVTTL input, VDDD < 2.7 V

0.7 x VDDD

–

VIL

LVTTL input, VDDD < 2.7 V

–

0.3 x VDDD

–

VIH [4]

LVTTL input, VDDD ≥ 2.7 V

2.0

–

VIL

LVTTL input, VDDD ≥ 2.7 V

–

0.8

–

VOH

Output voltage high level

VDDD – 0.6

–

IOH = 4 mA at 3 V VDDD

VOH

Output voltage high level

VDDD – 0.5

–

IOH = 1 mA at 1.8 V VDDD

VOL

Output voltage low level

–

0.6

IOL = 4 mA at 1.8 V VDDD

VOL

Output voltage low level

–

0.6

IOL = 10 mA at 3 V VDDD

VOL

Output voltage low level

–

0.4

IOL = 3 mA at 3 V VDDD

RPULLUP

Pull−up resistor

3.5

5.6

8.5

–

RPULLDOWN

Pull−down resistor

3.5

5.6

8.5

–

IIL

Input leakage current (absolute value)

–

25°C, VDDD = 3.0 V

CIN

Input capacitance

–

VHYSTTL [5]

Input hysteresis LVTTL

–

VDDD ≥ 2.7 V

VHYSCMOS [5] Input hysteresis CMOS

0.05 x VDDD

–

ITOT_GPIO [5]

Maximum total source or sink chip current

–

200

–

4. VIH must not exceed VDDD + 0.2 V

5. Guaranteed by characterization.

Table 8. GPIO AC SPECIFICATIONS *

Parameter

Description

Min

Typ

Max

Units

Details/ Conditions

TRISEF

Rise time in fast strong mode

–

3.3 V VDDD, Cload = 25 pF

TFALLF

Fall time in fast strong mode

–

3.3 V VDDD, Cload = 25 pF

TRISES

Rise time in slow strong mode

–

−

3.3 V VDDD, Cload = 25 pF

TFALLS

Fall time in slow strong mode

–

−

3.3 V VDDD, Cload = 25 pF

FGPIOUT1

GPIO FOUT; 3.3 V ≤ VDDD ≤ 3.6 V

Fast strong mode

−

–

MHz

90/10%, 25 pF load,

60/40 duty cycle

FGPIOUT2

GPIO FOUT; 1.8 V ≤ VDDD ≤ 3.3 V

Fast strong mode

−

–

16.7

90/10%, 25 pF load,

60/40 duty cycle

FGPIOUT3

GPIO FOUT; 3.3 V ≤ VDDD ≤ 3.6 V

Slow strong mode

−

–

90/10%, 25 pF load,

60/40 duty cycle

FGPIOUT4

GPIO FOUT; 1.8 V ≤ VDDD ≤ 3.3 V

Slow strong mode

−

–

3.5

90/10%, 25 pF load,

60/40 duty cycle

FGPIOIN

GPIO input operating frequency;

1.8 V ≤ VDDD ≤ 3.6 V

−

–

90/10% VIO

*Guaranteed by characterization.

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