LPC802 datasheet(51/83 Pages) NXP

51 / 83 page

LPC802

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Product data sheet

Rev. 1.6 — 27 April 2018

51 of 83

NXP Semiconductors

LPC802

32-bit ARM Cortex-M0+ microcontroller

[1]

Typical ratings are not guaranteed. The values listed are at room temperature (25

C), nominal supply

voltages.

13.3 I/O pins

[1]

Applies to standard port pins and RESET pin.

13.4 WKTCLKIN pin (wake-up clock input)

[1]

Assuming a square-wave input clock.

13.5 I2C-bus

Table 17.

Dynamic characteristic: LPOsc

Tamb = 40 C to +105 C; 1.71 V  VDD  3.6 V.

Symbol

Parameter

Conditions

Min

Typ[1]

Max

Unit

fosc(RC)

LPOsc clock

frequency

-1 -3%

1 +3%

MHz

Table 18.

Dynamic characteristics: I/O pins[1]

Tamb = 40 C to +105 C; 3.0 V  VDD  3.6 V.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

rise time

pin configured as output

3.0

5.0

fall time

pin configured as output

2.5

5.0

Table 19.

Dynamic characteristics: WKTCLKIN pin

Tamb = 40 C to +105 C; 1.71 V  VDD  3.6 V.

Symbol

Parameter

Conditions

Min

Max

Unit

fclk

clock frequency

power-down, deep-sleep, and active

mode

[1]

-10

MHz

tCHCX

clock HIGH time

tCLCX

clock LOW time

Table 20.

Dynamic characteristic: I2C-bus pins[1]

Tamb = 40 C to +105 C; values guaranteed by design.[2]

Symbol

Parameter

Conditions

Min

Max

Unit

fSCL

SCL clock

frequency

Standard-mode

100

kHz

Fast-mode

400

kHz

fall time

[4][5][6]

of both SDA and

SCL signals

Standard-mode

300

Fast-mode

20 + 0.1

 Cb

300

tLOW

LOW period of

the SCL clock

Standard-mode

4.7

s

Fast-mode

1.3

s

tHIGH

HIGH period of

the SCL clock

Standard-mode

4.0

s

Fast-mode

0.6

s

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