Overview
The NCN8024DWR2G, produced by onsemi, is a single smart card interface IC designed for 3.0 V/5.0 V smart card reader/writer applications. This device is fully compatible with ISO 7816-3 and EMV standards, as well as with standards specifying conditional access in Set-Top-Box (STB) including NDS. It offers a comprehensive set of features to ensure reliable and efficient smart card interactions.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Ambient Temperature Range | -40 | 85 | °C | |
| Operating Junction Temperature Range | -40 | 125 | °C | |
| Storage Temperature Range | -65 | 150 | °C | |
| Card Power Supply Voltage | 2.85 | 3.0/5.0 | 5.25 | V |
| Card Power Supply Current | 65 | mA | ||
| Controller Interface Voltage Range | 2.7 | 5.5 | V | |
| Clock Frequency | up to 18 | MHz | ||
| ESD Protection on Card Pins | 8 kV+ | |||
| Package Type | SOIC-28, TSSOP-28 |
Key Features
- Single IC Card Interface
- Fully compatible with ISO 7816-3, EMV, and related standards including NDS
- Three bidirectional buffered I/O level shifters (C4, C7, and C8 card pins)
- 3.0 V or 5.0 V ± 5% regulated card power supply
- Independent power supply range on controller interface (2.7 V < VDD < 5.5 V)
- Handles 3.0 V and 5.0 V smart cards
- Thermal and short circuit protection on all card pins
- Support up to 18 MHz clock with internal division ratio 1/1, 1/2, 1/4, and 1/8
- ESD protection on card pins up to 8 kV+ (Human Body Model)
- Activation/deactivation sequences (ISO7816)
- Fault protection mechanisms enabling automatic device deactivation in case of overload, overheating, card take-off, or power supply drop-out
- Interrupt signal INT for card presence and faults
- External undervoltage lockout threshold adjustment on VDD (PORADJ pin)
Applications
- Set-Top Boxes Conditional Access & Pay-TV
- Conditional Access Modules (CAM)
- POS / ATM
- Access Control, Identification
Q & A
- What is the NCN8024DWR2G used for?
The NCN8024DWR2G is used as a smart card interface IC for 3.0 V/5.0 V smart card reader/writer applications. - What standards is the NCN8024DWR2G compatible with?
The device is fully compatible with ISO 7816-3, EMV, and related standards including NDS. - What are the operating temperature ranges for the NCN8024DWR2G?
The operating ambient temperature range is -40°C to +85°C, and the operating junction temperature range is -40°C to +125°C. - What is the maximum clock frequency supported by the NCN8024DWR2G?
The device supports up to 18 MHz clock frequency with internal division ratios. - Does the NCN8024DWR2G have ESD protection?
Yes, it has ESD protection on card pins up to 8 kV+ (Human Body Model). - What types of packages are available for the NCN8024DWR2G?
The device is available in SOIC-28 and TSSOP-28 packages. - How does the NCN8024DWR2G handle fault conditions?
The device has fault protection mechanisms that enable automatic deactivation in case of overload, overheating, card take-off, or power supply drop-out. - Can the undervoltage lockout threshold be adjusted on the NCN8024DWR2G?
Yes, the PORADJ pin allows for the adjustment of the VDD undervoltage lockout threshold. - What is the purpose of the INT signal on the NCN8024DWR2G?
The INT signal is used to indicate card presence and faults. - What are some common applications of the NCN8024DWR2G?
Common applications include Set-Top Boxes, Conditional Access Modules (CAM), POS/ATM, and Access Control/Identification systems.
