srix4k STMicroelectronics, srix4k Datasheet - Page 41

• Manufacturer Part Number: srix4k
• Description: 13.56mhz Short Range Contactless Memory Chip With 4096 Bit Eeprom, Anti-collision And Anti-clone Functions
• Manufacturer: STMicroelectronics

SRIX4K
Figure 51. SRIX4K synchronous timing, transmit and receive
FRAME Transmission between the reader and the contactless device
Data jitter on FRAME Transmitted by the reader in ASK
ASK Modulated signal from the Reader to the Contactless device
FRAME Transmitted by the SRIX4K
in BPSK
1
t
DR
0
DATA
t
MIN CD
START
1
t
RFSBL
t
DR
0
A
t
JIT
EOF
t
t
RFSBL
RFSBL
B
t
JIT
t
t
RFF
0
t
RFSBL
t
847KHz
JIT
t
1
t
RFSBL
t
JIT
t
RFR
SOF
FRAME Transmitted by the reader in ASK
t
RFSBL
t
1 1
JIT
0
t
DA
DATA
ƒ cc
DC and ac parameters
1
0
t
DA
DATA
1 0
AI09052
41/50