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NFC Chips
NTAG203 vs. ICODE 3

NTAG203 vs. ICODE 3

These two chips, the NTAG203 and the ICODE 3 are from different NFC chip families. The NTAG203, manufactured by NXP belonging to the NTAG family, and the ICODE 3, manufactured by .

The NTAG203 was the first of the NTAG series of chips from NXP released in 2011. The previous generation to the current NTAG series of chips.

The NTAG203 is no longer in production and we very, very strongly recommend that you do not purchase any tags using this chip. They are either very old or non-genuine NXP chips.

NTAG203

ICODE 3

Key Features

User Memory

144 Bytes

Max URL

136 Chars*

User Memory

0 Bytes

Max URL

0 Chars*

*Characters

Key Specifications

Brand	NXP
Chip Series	NTAG
NFC Forum	Type 2
Availability
ScanStrength	High

Brand
Chip Series
NFC Forum
Availability
ScanStrength

Phone compatibility

Apple

Android

Apple

Android

Typical Use Cases

Marketing & Advertising
Vouchers
Bluetooth Pairing
GS1 EPC/RFID
Object Identification
Product Information
PLCR

User Features

	NTAG203	ICODE 3
Total memory (bytes)	168	0
User memory (bytes)	144	0
Max URL (chars)	136	0
UID (bytes)	7	0
ECC signature	-
32-bit password	-
UID ASCII mirror	-
Scan Counter	-
Counter ASCII mirror	-
Lockable

Technical Specifications

	NTAG203	ICODE 3
Chip thickness	120 Âµm
NFC Forum	Type 2
Operating Freq.	13.56Mhz
Data Trans. Rate	106 kbit/s
Input Capacitance	50pf
Fast read	-
Data retention (years)	5	0
Write endurance (cycles)	10000	0
Anticollision	-
Standard	ISO/IEC 14443 A
Release date	2011