u3280m ATMEL Corporation, u3280m Datasheet - Page 2

• Manufacturer Part Number: u3280m
• Description: Transponder Interface For Microcontroller U3280m
• Manufacturer: ATMEL Corporation

Figure 1-1.
2
U3280M
Energy
Data
Block Diagram
Coil 1
Coil 2
U3280M Transponder Interface
Damping
Rectifier
Field/gap
extractor
stage
Clock
detect
FC
NGAP
regulator
VField
> _ 1
MOD
management
EEPROM
modulator
Power
memory
Bi-phase
512-bit
interface
Serial
VDD
VBatt
SDA
SCL
VSS
NRST
Receive data/field detected
Transmit data
Sensors, keys, displays, actuators
microcontroller
Low power
Field clock
4688D–RFID–03/07