DEMOKITCRX14 STMicroelectronics, DEMOKITCRX14 Datasheet - Page 8

• Manufacturer Part Number: DEMOKITCRX14
• Description: RFID EVALUATION KIT ISO14443-B
• Manufacturer: STMicroelectronics
• Type: Development kitr

Specifications of DEMOKITCRX14

• Contents: CD-ROM, CRX14 Board, USB Transceiver, Samples and Documentation
• Processor To Be Evaluated: CRX14
• Interface Type: I2C
• Operating Supply Voltage: 5 V
• For Use With/related Products: CRX14
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-3704

CRX14
Figure 5. CRX14 Application Schematic
Figure 6. Maximum R
8/40
V
CC
E0
OPT
R1
0R
R2
20
16
12
8
4
0
10
E1
OPT
R3
0R
R4
OPT
R5
0R
R6
E2
C3
22nF50V
WURTH 742-792-042
FL7
L
Value versus Bus Capacitance (C
1
2
3
4
5
6
7
8
4
3
2
1
U1
CRX14
J1
V
RF
E0
E1
E2
GND_RF
GND
GND
REF
IN
GND_RF
RF
FL5 0R
FL4
FL6
C BUS (pF)
OSC1
OSC2
GND
V
SDA
OUT
SCL
CC
100
0R
0R
C6
100nF50V
16
15
14
13
12
11
10
9
fc = 400kHz
V
CC
SDA
SCL
V
CC
+ C4
fc = 100kHz
22uF 10V
C2 7pF50V
C1 7pF50V
X1
13.56MHz
BUS
C8'
C8
8pF50V
) for an I
100pF50V
1000
C7
120pF50V
MASTER
V CC
C7'
33pF50V
²
C Bus
C5
10pF50V
SDA
SCL
D1
1N4148 (OPTIONAL)
R7
0R
R8
0R
ANT2
R L
ANT1
C BUS
R L
AI01665
C BUS
AI10952