Overview
The TDA8026ET/C3K, produced by NXP USA Inc., is a highly integrated multiple smart card slot interface IC designed for use in various applications, particularly in Point Of Sale (POS) terminals and multiple Security Access Module (SAM) contact readers. This IC supports both synchronous and asynchronous smart cards and can address up to two main cards and up to four SAMs. It is packaged in a 64-TFBGA (7x7) surface mount package, making it suitable for modern payment terminal security requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VDD) | 2.7 - 5.5 | V |
| Interface Supply Voltage (VDD(INTF)) | 1.6 - 3.6 | V |
| Supply Current (IDD) in Shutdown Mode | - 25 | μA |
| Supply Current (IDD) in Standby Mode | - 300 - 450 | μA |
| Supply Current (IDD) in Active Mode | - 210 - 260 | mA |
| Interface Supply Current (IDD(INTF)) in Active Mode | - 35 | μA |
| Total Power Dissipation (Ptot) | - 455 - 665 | mW |
| Ambient Temperature (Tamb) | -25 to +85 | °C |
| Package Type | 64-TFBGA | |
| Mounting Type | Surface Mount | |
| Interface | I²C |
Key Features
- I²C-bus controlled IC card interface
- Supports up to two main cards (synchronous or asynchronous smart cards) and up to four Security Access Modules (SAMs)
- Card presence input with a built-in debouncing system (typical 17.8 ms)
- One interrupt signal (IRQN)
- Supply voltage range: 2.7 V to 5.5 V
- Low power consumption with various power modes (shutdown, standby, clock-stop)
- Integrated pull-up resistors to VDD(INTF) and related VCC(n) values
Applications
- Point Of Sale (POS) terminals
- Multiple SAM contact readers
- Other payment and security-related devices requiring multiple smart card slot interfaces
Q & A
- What is the TDA8026ET/C3K used for?
The TDA8026ET/C3K is used as a multiple smart card slot interface IC, particularly in POS terminals and SAM contact readers. - What is the package type of the TDA8026ET/C3K?
The package type is 64-TFBGA (7x7) surface mount. - What is the supply voltage range for the TDA8026ET/C3K?
The supply voltage range is 2.7 V to 5.5 V. - What interface does the TDA8026ET/C3K use?
The TDA8026ET/C3K uses an I²C interface. - How many smart cards and SAMs can the TDA8026ET/C3K support?
The TDA8026ET/C3K can support up to two main smart cards and up to four SAMs. - What is the typical debounce time for card presence input?
The typical debounce time is 17.8 ms. - What are the power modes available for the TDA8026ET/C3K?
The available power modes include shutdown, standby, and clock-stop modes. - Is the TDA8026ET/C3K compliant with any specific standards?
The C3 version is compliant with EMVCo 4.3 standards. - What is the ambient temperature range for the TDA8026ET/C3K?
The ambient temperature range is -25°C to +85°C. - Where can I find more detailed technical information about the TDA8026ET/C3K?
You can find more detailed technical information in the datasheet available on NXP's official website or through authorized distributors.
