K32L2AX datasheet(77/96 Pages) NXP

Part #	K32L2AX

Description	K32 L2A Microcontroller with 512 KB Flash and 128 KB SRAM

PDF	96 Pages

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Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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77 / 96 page

EMVSIMn_PD

EMVSIMn_RST

EMVSIMn_CLK

EMVSIMn_IO

EMVSIMn_VCCEN

SI7

SI8

SI9

SI10

Figure 21. Smart Card Interface Power Down AC Timing

Table 46. Timing Requirements for Power-down Sequence

Ref No

Parameter

Symbol

Min

Max

Units

SI7

EMVSIM reset to SIM clock stop

Srst2clk

0.9 × 1/

Frtcclk1

1.1 × 1/Frtcclk

μs

SI8

EMVSIM reset to SIM Tx data

low

Srst2dat

1.8 × 1/

Frtcclk

2.2 × 1/Frtcclk

μs

SI9

EMVSIM reset to SIM voltage

enable low

Srst2ven

2.7 × 1/

Frtcclk

3.3 × 1/Frtcclk

μs

SI10

EMVSIM presence detect to

SIM reset low

Spd2rst

0.9 × 1/

Frtcclk

1.1 × 1/Frtcclk

μs

1. Frtcclk is OSC32KCLK, and this clock must be enabled during the power down sequence.

NOTE

Same timing is also followed when auto power down is

initiated. See Reference Manual for reference.

Peripheral operating requirements and behaviors

K32 L2A Microcontroller with 512 KB Flash and 128 KB SRAM, Rev. 3, 02/2021

NXP Semiconductors

K32L2AX Datasheet(PDF) 77 Page - NXP Semiconductors

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