MAX66140 Maxim, MAX66140 Datasheet - Page 8

• Manufacturer Part Number: MAX66140
• Description: The MAX66140 combines 1024 bits of user EEPROM with secure hash algorithm (SHA-1) challenge-and-response authentication (ISO/IEC 10118-3 SHA-1), a 64-bit unique identifier (UID), one 64-bit secret, and a 13
• Manufacturer: Maxim

ISO 15693-Compliant Secure Memory
Figure 10. Downlink SOF for “1 Out of 4” Coding (Carrier Not Shown)
Figure 11. Downlink EOF (Identical for Both Coding Schemes, Carrier Not Shown)
Figure 12. Uplink Coding, Single Subcarrier Case (High Data-Rate Timing)
10
______________________________________________________________________________________
~ 9.44μs
ABRIDGED DATA SHEET
~ 37.76μs
423.75kHz, ~ 18.88μs
TRANSMITTING A ONE
~ 18.88μs
~ 37.76μs
~ 37.76μs
~ 37.76μs
~ 9.44μs
~ 9.44μs
TRANSMITTING A ZERO
423.75kHz, ~ 18.88μs
~ 9.44μs
~ 9.44μs
~ 18.88μs
~ 37.76μs