Overview
The TDA8026ET/C2,557 is a multiple smart card slot interface IC developed by NXP USA Inc. This integrated circuit is designed to manage and interface with multiple smart card slots, making it an essential component in various payment and identification systems. The TDA8026ET/C2,557 is packaged in a 64-pin TFBGA (Thin Fine-Pitch Ball Grid Array) and is compatible with both ISO 7816-3 and EMV 4.31 payment systems.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage (VDD) | 2.7 | 5.5 | V | ||
| Clock Frequency (fclk) | Card low-power mode | 1 MHz | 2.2 MHz | Hz | |
| Current Limitation on CLK(n) | 20 mA | mA | |||
| Total Power Dissipation (Ptot) | Tamb = -25°C to +85°C | 455 | 665 | mW | |
| Ambient Temperature (Tamb) | -25°C | +85°C | °C |
Key Features
- I2C-bus controlled interface for managing multiple smart card slots.
- Supply voltage supervisor for ensuring correct communication between the microcontroller and the circuit.
- Current limitation on clock and reset signal lines to protect against overcurrent conditions.
- Compatibility with ISO 7816-3 and EMV 4.31 payment systems.
- Embedded programmable clock pulse counter for asynchronous cards and register control for synchronous cards.
- Voltage supervisors for Power-On Resets (POR) and supply drop detection during card sessions.
Applications
- Payment terminals and point-of-sale systems.
- Identification and authentication systems.
- Smart card readers and writers.
- Secure transaction devices.
- Automated teller machines (ATMs) and banking systems.
Q & A
- What is the TDA8026ET/C2,557 used for?
The TDA8026ET/C2,557 is used as a multiple smart card slot interface IC, primarily in payment and identification systems.
- What is the package type of the TDA8026ET/C2,557?
The TDA8026ET/C2,557 is packaged in a 64-pin TFBGA (Thin Fine-Pitch Ball Grid Array).
- What are the compatible payment systems for the TDA8026ET/C2,557?
The TDA8026ET/C2,557 is compatible with ISO 7816-3 and EMV 4.31 payment systems.
- What is the supply voltage range for the TDA8026ET/C2,557?
The supply voltage range for the TDA8026ET/C2,557 is between 2.7 V and 5.5 V.
- Does the TDA8026ET/C2,557 have current limitation features?
Yes, the TDA8026ET/C2,557 has current limitation features on clock and reset signal lines.
- What is the purpose of the voltage supervisors in the TDA8026ET/C2,557?
The voltage supervisors are used for Power-On Resets (POR) and supply drop detection during card sessions.
- Is the TDA8026ET/C2,557 compliant with environmental regulations?
Yes, the TDA8026ET/C2,557 is compliant with EU RoHS, PbFree, and Halogen Free regulations.
- What is the status of the TDA8026ET/C2,557 in terms of manufacturing?
The TDA8026ET/C2,557 is marked as End of Life, meaning it is no longer in production.
- What are some common applications of the TDA8026ET/C2,557?
Common applications include payment terminals, identification systems, smart card readers, secure transaction devices, and ATMs.
- How does the TDA8026ET/C2,557 manage clock frequencies?
The TDA8026ET/C2,557 manages clock frequencies with a range of 1 MHz to 2.2 MHz in card low-power mode and supports synchronous frequency changes.
