73S8024C Maxim, 73S8024C Datasheet - Page 2

• Manufacturer Part Number: 73S8024C
• Description: The 73S8024C is a single smart card interface IC, compliant to the electrical requirements of ISO 7816-3 and EMV 4
• Manufacturer: Maxim

73S8024C Data Sheet
FUNCTIONAL DIAGRAM
2
XTALOUT
CMDVCC
CLKDIV1
CLKDIV2
AUX1UC
AUX2UC
PWRDN
XTALIN
RSTIN
5V/#V
IOUC
GND
OFF
NC
22
19
20
23
24
25
26
27
28
7
8
3
1
2
XTAL
OSC
VDD VOLTAGE SUPERVISOR
VDD
VOLTAGE REFERENCE
21
GENERATION
FAULT LOGIC
CIRCUITRY
CLOCK
Figure 1: 73S8024C Block Diagram
DIGITAL
Pin number reference to SO28 Package
&
18
VDDF_ADJ
ICC I/O BUFFERS
Int_Clk
SEQUENCER
ISO-7816-3
V
DD
FAULT
OSC.
R-C
TEMP FAULT
V
I
CC
CC
FAULT
FAULT
CONVERTER
LIN
ICC CLOCK
ICC RESET
6
BUFFER
BUFFER
DC-DC
OVER
TEMP
5
VDD
6
6
DS_8024C_023
Rev. 1.3
4
14
17
16
15
10
9
11
13
12
PRES
GND
GND
VCC
RST
CLK
PRES
I/O
AUX1
AUX2