Product Summary
The at83c21gc144-icsul is a GemCore Serial Lite PRO designed to simplify the integration of smart card interfaces in electronic devices. The at83c21gc144-icsul manages the electrical interface and communication with ISO 7816 –1/2/3/4 compatible smart cards and memory cards. The connection with the host processor is achieved via a serial asynchronous link; the rate can be selected from a range from 1200 to 115,200 bps.The software inside the GemCore chip handles a communication protocol with the host system called the Gemplus Block Protocol (GBP).A GBP Interface Library Kit can be provided, upon request. The at83c21gc144-icsul consists of the source code of the GBP communication layer between the host and GemCore. It is written in the C language. ,
Parametrics
at83c21gc144-icsul absolute maximum ratings: (1)Ambient Temperature Under Bias: -25°C to +85°C; (2)Storage Temperature: -65°C to + 150°C; (3)Voltage on VCC to VSS: -0.5 V to + 6.0 V; (4)Voltage on Any Pin to V: -0.5 V to V + 0.5 V.
Features
at83c21gc144-icsul features: (1)Number of smart cards supported = 1; (2)Asynchronous cards, T=0, T=1; (3)Synchronous/memory cards using a command interpreter; (4)EMV or non-EMV cards; (5)9.6 Kbps to 115 Kbps; (6)Card power supply: 1.8V/3V/5V; (7)ESD protection on card pins: 4 KV - human body model; (8)Card presence or insertion detection; (9)Short circuit current limitation.
Diagrams
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![]() Interface - Specialized Gemcore Firmwareus |
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