CR14_10 STMICROELECTRONICS [STMicroelectronics], CR14_10 Datasheet - Page 40

• Manufacturer Part Number: CR14_10
• Description: ISO14443 type-B contactless coupler chip with anti-collision and CRC management
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

DC and AC parameters
Table 13.
Table 14.
1. Data specified in the table above are estimated or target values. All values can be updated during product qualification.
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t
t
t
t
t
P
t
WDG
WDG
WDG
WDG
DR
POR
A
V
Symbol
t
OFFSET
RFSBL
V
V
Symbol
t
DYN
RET
f
DA
S
PICC Pulse Width
PICC Sub-carrier Frequency
Time Between Answer characters
RF
RF
RF
RF
RF
Answer delay watchdog (b
Answer delay watchdog (b
Answer delay watchdog (b
Answer delay watchdog (b
Time Between Request characters
RF
CR14
IN
IN
IN
OUT
IN
Dynamic Voltage Level
Offset Voltage Level
Retro-modulation Level
OUT
AC characteristics
AC characteristics (continued)
Power-On delay
Parameter
output power
1. Data specified in the table above are estimated or target values. All values can be updated
during product qualification.
Parameter
(1)
5
5
5
5
=0, b
=0, b
=1, b
=1, b
Doc ID 11922 Rev 2
6
6
6
6
=0)
=1)
=0)
=1)
V
DYN
Max for V
CR14
1 ETU = 128/f
PICC to CR14
Condition
Request EOF
rising edge to
first Answer
Condition
f
to PICC
CC
start bit
OFFSET
/16
CC
= V
CC
9.44
/2
Min.
Min.
120
0.5
2
500
5
10
309
90
20
1, 2, 3
847.5
9.44
Max.
V
Max.
CC
3
/2
µs
ms
ms
ms
µs
mW
ms
CR14
Unit
Unit
KHz
ETU
mV
µs
V
V