33903 datasheet(21/107 Pages) NXP

21 / 107 page

NXP Semiconductors

33903/4/5

ELECTRICAL CHARACTERISTICS

Undervoltage reset and reset function, RST PIN (continued)

VSUP-RSTL

VSUP to guaranteed reset low level

2.5

(29)

VRST-VTH

Reset input threshold

Low threshold, VDD = 5.0 V

High threshold, VDD = 5.0 V

Low threshold, VDD = 3.3 V

High threshold, VDD = 3.3 V

1.5

0.99

3.5

2.31

VHYST

Reset input hysteresis

0.5

1.0

1.5

I/O pins when function selected is output

VI/O-0 HSDRP

I/O-0 HS switch drop @ I = -12 mA, VSUP = 10.5 V

0.5

1.4

VI/O-2-3 HSDRP

I/O-2 and I/O-3 HS switch drop @ I = -20 mA, VSUP = 10.5 V

0.5

1.4

VI/O-1 HSDRP

I/O-1, HS switch drop @ I = -400

μA, VSUP = 10.5 V

0.4

1.4

VI/O-01 LSDRP

I/O-0, I/O-1 LS switch drop @ I = 400

μA, VSUP = 10.5 V

0.4

1.4

II/O_LEAK

Leakage current, I/O-x

≤ VSUP

0.1

3.0

μA

I/O pins when function selected is input

VI/O_NTH

Negative threshold

1.4

2.0

2.9

VI/O_PTH

Positive threshold

2.1

3.0

3.8

VI/O_HYST

Hysteresis

0.2

1.0

1.4

II/O_IN

Input current, I/O

≤ VSUP/2

-5.0

1.0

5.0

μA

RI/O-X

I/O-0 and I/O-1 input resistor. I/O-0 (or I/O-1) selected in

100

VSENSE input

VSENSE_TH

VSENSE undervoltage threshold (Not active in LP modes)

Low Threshold

High threshold

Hysteresis

8.1

0.1

8.6

0.25

9.0

9.1

0.5

RVSENSE

Input resistor to GND. In all modes except in LP modes. (Guaranteed

by design).

125

Notes

29.

Reset must be kept low

Table 6. Static electrical characteristics (continued)

Characteristics noted under conditions 5.5 V

≤ VSUP ≤ 28 V, -40 °C ≤ TA ≤ 125 °C, unless otherwise noted. Typical values noted reflect

the approximate parameter means at TA = 25 °C under nominal conditions, unless otherwise noted.

Symbol

Characteristic

Min.

Typ.

Max.

Unit

Notes

33903 Datasheet(PDF) 21 Page - NXP Semiconductors

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