Product Data Sheet
MF1S50yyX_V1 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet
COMPANY PUBLIC
Rev. 3.0 — 3 March 2014
279230 39 of 40
NXP Semiconductors
MF1S50yyX/V1
MIFARE Classic EV1 1K - Mainstream contactless smart card IC
23. Figures
Fig 1. Contactless MIFARE system . . . . . . . . . . . . . . . . .1
Fig 2. Block diagram of MF1S50yyX/V1 . . . . . . . . . . . . .3
Fig 3. Pin configuration for SOT500-2 (MOA4) . . . . . . . .4
Fig 4. MIFARE Classic command flow diagram. . . . . . . .6
Fig 5. Memory organization . . . . . . . . . . . . . . . . . . . . . . .8
Fig 6. Manufacturer block for MF1S503yX with 4-byte
NUID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Fig 7. Manufacturer block for MF1S500yX with 7-byte
UID. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Fig 8. Value blocks. . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Fig 9. Sector trailer . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Fig 10. Access conditions . . . . . . . . . . . . . . . . . . . . . . . .12
Fig 11. Frame Delay Time (from PCD to PICC)
and T
ACK
and T
NAK
. . . . . . . . . . . . . . . . . . . . . . . .16
Fig 12. Personalize UID Usage . . . . . . . . . . . . . . . . . . . .19
Fig 13. SET_MOD_TYPE . . . . . . . . . . . . . . . . . . . . . . . .21
Fig 14. Byte Location of Load Modulation Status in
Block 0 / Sector 0. . . . . . . . . . . . . . . . . . . . . . . . .21
Fig 15. MIFARE Authentication part 1 . . . . . . . . . . . . . . .22
Fig 16. MIFARE Authentication part 2 . . . . . . . . . . . . . . .22
Fig 17. MIFARE Read . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Fig 18. MIFARE Write part 1 . . . . . . . . . . . . . . . . . . . . . .24
Fig 19. MIFARE Write part 2 . . . . . . . . . . . . . . . . . . . . . .24
Fig 20. MIFARE Increment, Decrement, Restore part 1 .25
Fig 21. MIFARE Increment, Decrement, Restore part 2 .26
Fig 22. MIFARE Transfer . . . . . . . . . . . . . . . . . . . . . . . . .27
Fig 23. Package outline SOT500-2 . . . . . . . . . . . . . . . . .30
Fig 24. Package outline SOT500-4 . . . . . . . . . . . . . . . . .31
Fig 25. Bare die outline MF1S50yyXDUz/V1 . . . . . . . . .32










