HT2DC20S20/F/RSP

HT2X_SDS All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product short data sheet
COMPANY PUBLIC
Rev. 3.1 — 3 November 2014
210431 4 of 9
NXP Semiconductors
HT2x
HITAG 2 transponder IC
7. Functional description
7.1 Overview of transponder
7.2 Memory map
The 256 bit memory area of the HITAG 2 transponder IC is divided into 8 pages. Each
page has a size of 32 bits.
Depending on the operation mode (crypto mode/password mode) the memory is
organized as described in the following:
Table 3. Overview of transponders
Parameter Description Unit
carrier frequency 125 kHz
coding read Manchester/Biphase -
coding write Pulse duration -
modulation ASK (amplitude shift keying) -
total memory size 256 bit
user memory read/write 128 bit
read only serial number 32 bit
data retention 10 year
data security encryption, authentication, passwords -
data integrity half-duplex handshake, reverse data transmission -
Table 4. Memory map in Crypto Mode
Page Content Access
0 serial number ro
1 secret key low (32 bit) r/w or 0
2 secret key high (16 bit)
reserved bit (14 bit)
r/w or ro
3 configuration (8 bit)
password tag (24 bit)
r/w or ro
4 usable memory page r/w or ro
5 usable memory page r/w or ro
6 usable memory page r/w or ro
7 usable memory page r/w or ro
HT2X_SDS All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product short data sheet
COMPANY PUBLIC
Rev. 3.1 — 3 November 2014
210431 5 of 9
NXP Semiconductors
HT2x
HITAG 2 transponder IC
8. Limiting values
[1] Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only
and functional operation of the device at these or any conditions other than those described in the Operating Conditions and Electrical
Characteristics section of this specification is not implied.
[1] Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating only
and functional operation of the device at these or any conditions other than those described in the Operating Conditions and Electrical
Characteristics section of this specification is not implied.
9. Abbreviations
Table 5. Memory map in Password Mode
Page Content Access
0 serial number ro
1 password RWD r/w or 0
2 reserved for future use r/w or 0
3 configuration (8 bit)
password tag (24 bit)
r/w or ro
4 usable memory page r/w or ro
5 usable memory page r/w or ro
6 usable memory page r/w or ro
7 usable memory page r/w or ro
Table 6. Limiting values - HT2ICS2002W/V6F/R
[1]
Symbol Parameter Conditions Min Max Unit
V
DD
supply voltage 0.5 +6.5 V
V
ESD
electrostatic discharge voltage MIL-STD 883D, Method
3015.7, Human Body
2- kV
I
lu
latch-up current MIL-STD 883D, Method 3023 100 - mA
I
i(max)
maximum input current IN1-IN2 - 30 mA
T
j
junction temperature 55 +140 C
Table 7. Limiting values - HT2DC20S20/F/R (SOT385-1)/ HT2MOA4S20/E/3/R (SOT500-2)
[1]
Symbol Parameter Conditions Min Max Unit
T
stg
storage temperature 55 +125 C
Table 8. Abbreviations
Acronym Description
EEPROM Electrically Erasable Programmable Read-Only Memory
IC Integrated Circuit
RF Radio Frequency
RWD Read Write Device
HT2X_SDS All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product short data sheet
COMPANY PUBLIC
Rev. 3.1 — 3 November 2014
210431 6 of 9
NXP Semiconductors
HT2x
HITAG 2 transponder IC
10. Revision history
Table 9. Revision history
Document ID Release date Data sheet status Change notice Supersedes
HT2X_SDS v.3.1 20141103 Product short data sheet - HT2X_SDS v.3.0
Modifications:
Section 11 “Legal information: License statement “ICs with HITAG functionality” removed
Section 5 “Ordering information: updated
Table 7: Title updated
HT2X_SDS v.3.0 20110916 Product short data sheet - -

HT2DC20S20/F/RSP

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
RFID Transponders HITAG 2 transponder IC
Lifecycle:
New from this manufacturer.
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