參數(shù)資料
型號(hào): TK5552
廠商: Atmel Corp.
英文描述: Read/Write Transponder
中文描述: 讀/寫轉(zhuǎn)發(fā)
文件頁(yè)數(shù): 3/22頁(yè)
文件大?。?/td> 326K
代理商: TK5552
3
TK5552
4698A–RFID–04/03
Figure 2.
Block Diagram Transponder IC
Mode
register
Analog front end
(rectifier, regulator, clock extractor, ESD protection)
POR
Bit decoder
Bit rate generator
EEPROM memory
Start-up
delay
Charge
pump
Controller
I
M
C
C
Absolute Maximum Ratings
Parameters
Symbol
Value
Unit
Operating temperature range
T
amb
T
stg
T
ass
H
pp
-25 to +75
C
Storage temperature range
-40 to +125
C
Maximum assembly temperature, t < 5 min.
170
C
Magnetic field strength at 125 kHz
1000
A/m
Operating Characteristics Transponder
T
amb
= 25 C, f = 125 kHz, RF/32 and Manchester if not otherwise noted
Parameters
Test Conditions
Symbol
Min.
Typ.
Max.
Unit
Inductance
L
4
mH
Resonance frequency
Magnetic Field Strength (H)
LC circuit, H
PP
= 12 A/m
f
r
119
125
131
kHz
Maximum field strength where tag
does not modulate
Minimum Field Strength
No influence on other tags in the field
H
pp not
4
A/m
Uplink/downlink mode
H
pp 25
H
pp 25
t
retention
12
A/m
Programming mode
18
A/m
Data retention EEPROM
10
Years
Programming cycles EEPROM
100,000
Maximum field strength
H
pp max
600
A/m
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