Rev. 4247AS–SCR–04/03
GemCore Serial
Lite PRO
AT83C21GC
Summary
Features
Smart Card Interface
– Compliance with Standards
ISO/IEC 7816-1, 2, 3 and 4
EMV V96
CB
Mondex
®
, Proton, ZKA, Other: Contact Gemplus
®
– Supported Smart Cards
Number of Smart Cards Supported: 1
Asynchronous Cards: T=0 and T=1
Synchronous/Memory Cards Using a Command Interpreter
EMV or Non EMV Cards
Electrical Interface
Transmission Speed: 9.6 Kbps to 115 Kbps
Card Power Supply: 1.8V/3V/5V
ESD Protection On Card Pins: 4 KV - Human Body Model
Card Presence or Insertion Detection
Short Circuit Current Limitation
Host Interface
– Physical Layer
Serial Asynchronous Link
Programmable Transmission Speed From 1,200 bps to 115,200 bps
Format: 8 bits, No Parity, 1 Stop Bit
Adjustable Signal Voltage
– Protocol
Gemplus Block Protocol (GBP)
GBP Interface Library Kit Source Code
Chip Power Supply
– Voltage: V
CC
- 2.85V to 5.4V
– Consumption: 8 mA Typical, 150 mA Max - Smart Card Powered
– Power Down Mode
100 µA Max Power Down Current
Power-down/Power-up by Host Command
Additional Features
– Operating Temperature Range: 0°C to +70°C (-40°C to +85°C)
– Package: SS0P24
– LED Management: The LED is On When the Card is Powered On
Description
AT83C21GC is designed to simplify the integration of smart card interfaces in elec-
tronic devices.
It manages the electrical interface and communication with ISO 7816 –1/2/3/4 com-
patible smart cards and memory cards.
Figure 1. Basic Architecture of a Smart Card Reader
Host
Processor AT83C21GC
Smart Card
Connector
Smart Card
1

This is a summary Document. A complete document is
available on the Gemplus Web site. www.gemplus.com