at83c24nds-tisum ATMEL Corporation, at83c24nds-tisum Datasheet - Page 2

• Manufacturer Part Number: at83c24nds-tisum
• Description: Smart Card Reader Interface With Power Management
• Manufacturer: ATMEL Corporation

Acronyms
Block Diagram
2
A2/CK, A1/RST, A0/3V, CMDVCC
AT83C24
I/O, C4, C8
PRES/ INT
RESET
DVCC
EVCC
SDA
SCL
CLK
TWI: Two-wire Interface
POR: Power On Reset
PFD: Power Fail Detect
ART: Automatic Reset Transition
ATR: Answer To Reset
MSB: Most Significant Bit
LSB: Least Significant bit
SCIB: Smart Card Interface Bus
TWI
Controller
VCC
Voltage
supervisor
POR/PFD
Clocks Controller
VSS
Main
Control
& Logic Unit
DC/DC
Converter
LI
Timer
16 Bits
Analog
Drivers
CVSS
CPRES
CRST
CIO, CC4, CC8
CCLK
CVCC
CVCCIN
4234F–SCR–10/05