AT83C24-PRTIL Atmel, AT83C24-PRTIL Datasheet - Page 13

• Manufacturer Part Number: AT83C24-PRTIL
• Description: IC 8051 MCU W/SMART CARD 28QFN
• Manufacturer: Atmel

Specifications of AT83C24-PRTIL

• Controller Type: Smart Card Reader Interface
• Interface: 2-Wire
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Supply: -

4234G–SCR–01/07
Figure 8. CRST Block Diagram with soft activation
Figure 9. CRST Block Diagram with Hardware Activation (CMDVCC pin used)
CMDVCC
A1/RST
CMDVCC
CARDRST bit
CARDRST bit
see Fig 12
tb delay
CRST_SEL bit = 1
activation
ART bit
ART bit
1
0
1
0
CRST_SEL bit = 0
Hardware
activation
deactivation
1
0
1
0
CRST
AT83C24
CRST
13