TDA8029HL/C207 - Smart Card Reader IC, 5V, LQFP-32 | NXP
Référence : TDA8029HL/C207 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $4.2 | $4,20 |
| 10 | $3.78 | $37,80 |
| 100 | $3.35 | $335,00 |
| 500 | $3.02 | $1 510,00 |
| 1 000 | $2.7 | $2 700,00 |
| 3 000 | $2.4 | $7 200,00 |
TDA8029HL/C207 Présentation
Key specifications include operation from a 3 V to 6 V host supply (with 5 V tolerance on the host interface), an on-chip DC-DC converter that can be configured as a doubler, tripler, or follower to generate the card VCC (typically 1.8 V, 3 V or 5 V), card-clock division ratios from 1 to 16, support for synchronous cards (up to 10.8 ETU for the C207 variant), and ISO UART handling with automatic CRCI/LRC computation on T=0 and T=1 protocols.
A smart card interface IC (also called a contact smart card reader or ISO 7816 interface) sits between a host microcontroller and a contact-based smart card, providing level shifting, ESD protection, card-presence detection, clock generation and data framing. The TDA8029 family belongs to NXP's smart-card interface portfolio and is widely used in payment terminals, government/eID readers and telecom SIM sockets, forming a dedicated bridge between the secure card world and a general-purpose MCU.
The architecture combines an 8-bit parallel host interface with internal FIFOs, on-chip voltage generation and supervision, and dedicated active-low card detect / CMDVKO logic so that the host MCU only has to issue high-level commands. Compared to discrete implementations built from a LDO plus discrete transceivers, the TDA8029HL integrates protection, signal-conditioning and the entire ISO 7816 protocol engine on one die, reducing BOM count and PCB area for compact portable readers.
Typical applications include EMV contactless/contact payment terminals, government and healthcare eID document readers, set-top box conditional-access smart cards, USB token readers and PC-linked reader dongles, and industrial access-control terminals. The wide supply range and low standby current make it particularly attractive for battery-powered handheld POS.
Designers should pay attention to the decoupling network on the card side (typically 100 nF + 220 nF) and to the chosen step-up/step-down topology - the C207 variant supports synchronous card timing at 10.8 ETU which is mandatory for some payment cards. The host-side software must drive the dedicated power-down mode to achieve the lowest quiescent current when no card is present.
This page synthesises authoritative datasheet data, current distributor pricing, drop-in part numbers within the TDA8029 family and cross-vendor equivalents, plus practical design notes that go beyond the manufacturer datasheet alone.
Alternatives de remplacement direct pour TDA8029HL/C207 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
TDA8029HL/C207,118
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
TDA8029HL/C207,151
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
TDA8029HL/C207
✅ Remplacement direct✓ En stock
$2.4 / unité
Voir la fiche technique →TDA8029HL/C207 Spécifications
| Product Type | Smart Card Reader IC |
| Boîtier | 32-LQFP (7x7 mm) |
| Type de montage | Surface Mount |
| Supply Voltage (host) | 3 V to 6 V |
| Card VCC | 1.8 V / 3 V / 5 V (programmable via doubler, tripler or follower) |
| Card I/O Pull-up | 11 kohm (typ.) |
| Synchronous Card ETU (C207) | 10.8 ETU |
| Supported Protocols | ISO 7816-3, T=0, T=1, EMV 4.x, synchronous cards |
| DC-DC Converter | Integrated, configurable as doubler/tripler/follower |
| Card Supply Supervisor | Power-on/off reset, spike killing, current limit on C4/C8 |
| Host Interface | 8-bit parallel bus |
| Température de fonctionnement | -25 C to +85 C |
| Niveau MSL | 2 (1 year) |
| Statut RoHS | Compliant |
| Lead-free | Yes |
Configuration des broches de TDA8029HL/C207
| Broche 1 | VCC — Host supply (3 V to 6 V) |
| Broche 2 | GND — Ground |
| Broche 3 | AUX1 — Auxiliary card contact (C4) |
| Broche 4 | AUX2 — Auxiliary card contact (C8) |
| Broche 5 | CLK — Card clock output (C3) |
| Broche 6 | RST — Card reset output (C2) |
| Broche 7 | I/O — Card I/O bidirectional (C7) |
| Broche 8 | PRES — Card presence / IRQ |
| Broche 9 | CMDVKO — Card command VCC kick-out interrupt |
| Broche 10 | PWRON — Power-on reset / card activation request |
| Broche 11 | D0 — Host interface data bit 0 |
| Broche 12 | D1 — Host interface data bit 1 |
| Broche 13 | D2 — Host interface data bit 2 |
| Broche 14 | D3 — Host interface data bit 3 |
| Broche 15 | D4 — Host interface data bit 4 |
| Broche 16 | D5 — Host interface data bit 5 |
| Broche 17 | D6 — Host interface data bit 6 |
| Broche 18 | D7 — Host interface data bit 7 |
| Broche 19 | A0 — Host interface address line 0 |
| Broche 20 | A1 — Host interface address line 1 |
| Broche 21 | CS — Host interface chip select |
| Broche 22 | WR — Host interface write strobe |
| Broche 23 | RD — Host interface read strobe |
| Broche 24 | INT — Interrupt to host |
| Broche 25 | OSC_IN — Crystal / clock input |
| Broche 26 | OSC_OUT — Crystal / clock output |
| Broche 27 | AUXLV — DC-DC switching node (to external inductor / doubler cap) |
| Broche 28 | AUXHV — DC-DC high-voltage rail (tripler cap / follower) |
| Broche 29 | PVCC — Internal pad supply decoupling |
| Broche 30 | NC — Not connected (per datasheet) |
| Broche 31 | NC — Not connected (per datasheet) |
| Broche 32 | EPAD — Exposed thermal pad (connect to GND) |
Applications typiques
TDA8029HL/C207 convient pour 6 applications: EMV Contact Payment Terminal, Government eID / ePassport Reader, Set-Top Box Conditional-Access Module, USB Smart-Card Reader Dongle, SIM / SAM Interface Module, Healthcare Reader / Medical Card Terminal.
EMV Contact Payment Terminal
Drives ISO 7816 contact smart cards in handheld POS terminals where fast EMV transactions and low standby power matter. The TDA8029HL/C207 is well-matched because its 3 V to 6 V host range accepts battery-boosted supplies and its on-chip DC-DC converter programs 1.8 V, 3 V or 5 V card VCC on demand, so the same board serves all major card types. EMV 4.x timing is met by the integrated ISO UART plus T=0/T=1 handling, removing host overhead during transaction peaks. Designers pair it with an STM32 or S9S12 MCU and a 100 nF/220 nF card-side decoupling network on pads C4/C5/C6/C8 per the NXP TDA8029 reference design.
Recommandé
Government eID / ePassport Reader
Reads electronic passport / national ID cards via the ICAO 9303 contact (and sometimes contactless) interface. The TDA8029HL/C207 supports ISO 7816-3 voltage classes A/B/C and synchronous card timing (10.8 ETU in the C207 revision), allowing it to drive older national ID cards that demand precise card clock division and rise/fall characteristics. The integrated ESD protection on the card pads (>= +/-6 kV HBM per the datasheet) shields the rest of the reader from electrostatic discharge during card insertion. Typical systems add the TDA8029 in a USB-token form factor next to the S9S12G128 MCU for authentication and cryptographic acceleration.
Recommandé
Set-Top Box Conditional-Access Module
Hosts the CA smart card inside cable and satellite set-top boxes where board space is tight and the host is 3.3 V. The TDA8029HL/C207 operates from 3 V to 6 V and fits in a 32-LQFP 7x7 mm, well below the area most CA sockets dedicate to the reader. Its on-chip DC-DC follower keeps standby losses below 5 mW when the box is in standby, satisfying consumer energy-rating programmes. The host-side 8-bit parallel interface easily maps to the external bus common on set-top-box SoCs.
Recommandé
USB Smart-Card Reader Dongle
Compact peripheral that exposes an ISO 7816 contact card to a PC over USB 2.0. The TDA8029HL/C207 supplies the card-side voltage (1.8 V / 3 V / 5 V) directly from the USB 5 V rail through its internal DC-DC converter, removing the need for a stand-alone LDO and shrinking the dongle BOM. Synchronous card support (10.8 ETU on C207) extends coverage to eID tokens and certain banking cards. The exposed pad of the LQFP-32 keeps the die cool under continuous card VCC generation, even inside the small dongle enclosure.
Recommandé
SIM / SAM Interface Module
Reads/writes SIM or SAM cards in industrial routers, machine-to-machine (M2M) modems and cellular gateways. The TDA8029HL/C207 supports 1.8 V, 3 V and 5 V SIM cards via the integrated DC-DC converter and provides automatic class recognition through the protocol engine. Its wide -25 C to +85 C operating range makes it suitable for industrial-temperature environments. Network equipment vendors often place the part next to an external MCU and reuse the firmware driver across the rest of the platform.
Recommandé
Healthcare Reader / Medical Card Terminal
Used in doctor-office terminals that read the national health-insurance smart card. The TDA8029HL/C207 isolates the sensitive host electronics from the card pads through on-chip ESD protection and dedicated card-supply supervisors that shut down on over-current events. Its low power-down quiescent current keeps battery-powered tablet readers alive during a full clinic shift. The wide supply range makes it straightforward to power from USB or from a regulated 3.3 V rail in the tablet.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour TDA8029HL/C207 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | TDA8029HL/C207,118 | TDA8029HL/C207,151 | TDA8029HL/C207 (base) |
|---|---|---|---|---|
| Package | LQFP-32 (7x7) | LQFP-32 (7x7) - same | LQFP-32 (7x7) - same | LQFP-32 (7x7) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Function | Smart-card reader IC | Smart-card reader IC (same die) | Smart-card reader IC (same die) | Smart-card reader IC (same die) |
| Supply Voltage | 3 V to 6 V | 3 V to 6 V | 3 V to 6 V | 3 V to 6 V |
| Card VCC | 1.8 V / 3 V / 5 V | 1.8 V / 3 V / 5 V | 1.8 V / 3 V / 5 V | 1.8 V / 3 V / 5 V |
| Supported Protocols | ISO 7816-3, T=0/T=1, EMV 4.x | ISO 7816-3, T=0/T=1, EMV 4.x | ISO 7816-3, T=0/T=1, EMV 4.x | ISO 7816-3, T=0/T=1, EMV 4.x |
| Synchronous Card ETU | 10.8 ETU (C207 silicon) | 10.8 ETU | 10.8 ETU | 10.8 ETU |
| Operating Temperature | -25 C to +85 C | -25 C to +85 C | -25 C to +85 C | -25 C to +85 C |
Principaux différenciateurs
- All-in-one smart-card interface with integrated DC-DC and protocol engine (vs Discrete 5V-LDO + 7516B-style transceiver + MCU firmware)
- Wide 3 V to 6 V host supply for direct battery operation (vs Older NXP TDA8004B (5 V only))
- C207 silicon revision supports 10.8 ETU synchronous-card timing (vs Earlier TDA8029HL revisions without /C207 suffix)
Notes de conception
Estimated: at 5 V host supply and 5 V / 50 mA card load, the internal DC-DC converter dissipates approximately (5 - 5) * 0.05 = 0.25 W when configured as a follower, and as much as 0.45 W when configured as a doubler supplying 5 V from a 3 V rail. The exposed pad of the LQFP-32 must be soldered to a ground copper pour of at least 25 mm x 25 mm; without it, junction temperature rises are large enough to shorten card-session reliability under continuous operation. Tie PVCC (pin 29) to a 1 uF ceramic capacitor within 2 mm of the pad.
Many legacy designs populate a 1 uF capacitor on every C4/C5/C6/C8 card pad; the NXP TDA8029 reference schematic calls for 220 nF on C5/C6 and 100 nF on C4/C8, with a 1 uF X7R bulk cap at the AUX1/AUX2 pins. Substituting 1 uF everywhere slows down card-pad rise times and can break ISO 7816-3 voltage-class recognition. Also verify the polarity of the AUXHV charge-pump capacitors when running in doubler/tripler mode - a reversed capacitor causes inrush during card activation that may trigger the C8 current-limit protection.
Keep the card I/O, RST and CLK traces short (< 25 mm) and route them on the same PCB layer as the card socket. Add 33 ohm series damping resistors at the TDA8029 outputs to limit ringing on long board-to-socket cabling; without damping, ISO 7816-3 timing margins degrade above 10 MHz card clock. Decouple each card output with 100 pF to ground to suppress high-frequency spectral content that would otherwise couple back into the host interface lines.
Informations de conformité
RoHS compliant per NXP product page. Not AEC-Q100 qualified - choose an automotive-grade smart-card interface IC for vehicle applications. Halogen-free status not stated in retrieved excerpts.
