73S8024RN Maxim, 73S8024RN Datasheet - Page 2

• Manufacturer Part Number: 73S8024RN
• Description: The 73S8024RN is a single smart card interface IC, compliant to the electrical requirements of ISO 7816-3, EMV 4
• Manufacturer: Maxim

73S8024RN Data Sheet
FUNCTIONAL DIAGRAM
2
XTALOUT
CLKSTOP
CMDVCC
CLKDIV1
CLKDIV2
AUX1UC
AUX2UC
CLKLEV
{13} [21] 22
{10} [18] 19
{11} [19] 20
{14} [22] 23
{15} [23] 24
{16} [24] 25
{17} [26] 26
XTALIN
{20} [31] 3
{18} [29] 1
{19} [30] 2
RSTIN
I/OUC
5V/3V
GND
OFF
[5] 8
[4] 7
[27]
[28]
27
28
XTAL
OSC
VDD VOLTAGE SUPERVISOR
VDD
DIGITAL POWER SUPPLY
VOLTAGE REFERENCE
21 [20] {12}
GENERATION
FAULT LOGIC
Figure 1: 73S8024RN Block Diagram
CIRCUITRY
{Pin numbers} reference the 20QFN package.
[Pin numbers] reference the 32QFN package.
CLOCK
DIGITAL
Pin numbers reference the 28SO package.
&
VDDF_ADJ
ICC I/O BUFFERS
18 [17]
Int_Clk
SEQUENCER
V
ISO-7816
DD
FAULT
NC
OSC.
R-C
5 [2,9,16,25,32]
TEMP FAULT
V
V
I
CC
CC
PC
FAULT
FAULT
FAULT
SUPERVISORS
REGULATOR
ICC CLOCK
ICC RESET
VOLTAGE
BUFFER
BUFFER
OVER
TEMP
LDO
VPC
&
6
6 [3] {2}
DS_8024RN_020
15 [13] {7}
10 [7] {4}
9 [6] {3}
14 [12] {6}
17 [15] {9}
16 [14] {8}
11 [8] {5}
13 [11]
12 [10]
4 [1] {1}
PRES
AUX2
GND
GND
VCC
RST
CLK
PRES
I/O
AUX1
Rev. 1.9