73S8024RN datasheet(2/27 Pages) TERIDIAN

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73S8024RN Data Sheet

DS_8024RN_020

Rev. 1.8

FUNCTIONAL DIAGRAM

Pin numbers reference the 28SO package.

[Pin numbers] reference the 32QFN package.

{Pin numbers} reference the 20QFN package.

Figure 1: 73S8024RN Block Diagram

ICC I/O BUFFERS

DIGITAL POWER SUPPLY

VDD VOLTAGE SUPERVISOR

VOLTAGE REFERENCE

XTAL

OSC

CLOCK

GENERATION

DIGITAL

CIRCUITRY

FAULT LOGIC

VDD FAULT

VCC FAULT

VPC FAULT

Int_Clk

VDD

VPC

VCC

RST

CLK

PRES

XTALIN

XTALOUT

CLKDIV1

CLKDIV2

GND

TEMP FAULT

CLKSTOP

{18} [29] 1

{19} [30] 2

{20} [31] 3

5 [2,9,16,25,32]

[4] 7

9 [6] {3}

10 [7] {4}

11 [8] {5}

12 [10]

13 [11]

14 [12] {6}

15 [13] {7}

17 [15] {9}

16 [14] {8}

21 [20] {12}

{11} [19] 20

{10} [18] 19

18 [17]

{17} [26] 26

{16} [24] 25

{15} [23] 24

{14} [22] 23

[28]

[27]

{13} [21] 22

ISO-7816

SEQUENCER

R-C

OSC.

LDO

REGULATOR

VOLTAGE

SUPERVISORS

ICC RESET

BUFFER

ICC CLOCK

BUFFER

OVER

TEMP

CLKLEV

I/O

AUX1

AUX2

I/OUC

AUX1UC

AUX2UC

GND

VDDF_ADJ

RSTIN

CMDVCC

5V/3V

OFF

[5] 8

GND

4 [1] {1}

6 [3] {2}

ICC FAULT

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