Overview
The TDA8026ET/C2,518, produced by NXP USA Inc., is a cost-effective, analog interface IC designed for addressing multiple smart card slots in Point Of Sales (POS) terminals. This IC supports up to two main cards (synchronous or asynchronous smart cards) and up to four Security Access Modules (SAMs), making it a versatile solution for payment terminal applications. It is packaged in a TFBGA64 plastic thin fine-pitch ball grid array, which aligns with the latest payment terminal security requirements.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VDD) | 2.7 | - | 5.5 | V |
| Microcontroller Interface Supply Voltage (VDD(INTF)) | 1.6 | - | 3.6 | V |
| Total Power Dissipation (Ptot) at Tamb = 25°C | 455 | - | 665 | mW |
| Ambient Temperature (Tamb) | -25 | - | 85 | °C |
| Debounce Time (tdeb) | 17.8 | 23.8 | - | ms |
Key Features
- I2C-bus controlled IC card interface in a TFBGA64 package.
- Support for up to two main cards and up to four Security Access Modules (SAMs).
- Dedicated microcontroller interface supply voltage (VDD(INTF)).
- Shutdown mode for very low power consumption (typically 25 μA).
- Programmable power reduction modes triggered when the card slots are inactive.
- VCC(n) generation via DC-to-DC converter, allowing two card slots to be fully loaded while the others are in reduced consumption mode.
- Two clock input pins: CLKIN1 for card slot 1 and CLKIN2 for card slots 2 to 5.
- Two transparent I/O lines on the microcontroller side.
Applications
The TDA8026ET/C2,518 is primarily used in Point Of Sales (POS) terminals and other payment systems that require multiple smart card slot interfaces. It is also suitable for any application needing to interface with multiple smart cards and Security Access Modules (SAMs), ensuring compliance with relevant standards such as ISO 7816-3 and EMV.
Q & A
- What is the TDA8026ET/C2,518 used for? The TDA8026ET/C2,518 is used as an analog interface for addressing multiple smart card slots in Point Of Sales (POS) terminals and other payment systems.
- How many smart card slots can the TDA8026ET/C2,518 support? It can support up to two main cards and up to four Security Access Modules (SAMs).
- What is the supply voltage range for the TDA8026ET/C2,518? The supply voltage (VDD) range is between 2.7 V and 5.5 V, and the microcontroller interface supply voltage (VDD(INTF)) range is between 1.6 V and 3.6 V.
- What is the typical power consumption in shutdown mode? The typical power consumption in shutdown mode is 25 μA.
- Does the TDA8026ET/C2,518 support programmable power reduction modes? Yes, it supports programmable power reduction modes when the card slots are inactive.
- What type of packaging does the TDA8026ET/C2,518 use? It is packaged in a TFBGA64 plastic thin fine-pitch ball grid array.
- What standards does the TDA8026ET/C2,518 comply with? It complies with ISO 7816-3 and EMV standards.
- How many clock input pins does the TDA8026ET/C2,518 have? It has two clock input pins: CLKIN1 for card slot 1 and CLKIN2 for card slots 2 to 5.
- What is the ambient temperature range for the TDA8026ET/C2,518? The ambient temperature range is from -25°C to 85°C.
- Does the TDA8026ET/C2,518 have a DC-to-DC converter? Yes, it has a DC-to-DC converter for VCC(n) generation.
