U3280M_07 ATMEL [ATMEL Corporation], U3280M_07 Datasheet - Page 17

• Manufacturer Part Number: U3280M_07
• Description: Transponder Interface for Microcontroller
• Manufacturer: ATMEL [ATMEL Corporation]

9. AC Characteristics
Supply voltage V
4688D–RFID–03/07
Parameters
Serial Interface Timing
SCL clock frequency
Clock low time
Clock high time
SDA and SCL rise time
SDA and SCL fall time
START condition setup time
START condition hold time
Data input setup time
Data input hold time
STOP condition setup time
Bus free time
Input filter time
Data output hold time
Coil Inputs
Coil frequency
Gap Detection
Delay field off to GAP = 0
Delay field on to GAP = 1
Power Management
Battery to field switch delay
Field to battery switch delay
EEPROM
Endurance
Data erase/write cycle time
Data retention time
Power up to read operation
Power up to write operation
Reset
Power-on reset
NRST
DD
= 1.8V to 6.5V, V
Test Conditions
Erase/write cycles
For 16-bit access
T
V
VIl < 0.2 V
V
V
V
SS
amb
coilGap
coilGap
Batt
DDrise
= 0V, T
= 25 C
= 6.5V
= 0 to 2V
< 0.7 V
> 3 V
amb
DD
DC
= –40°C to 85°C unless otherwise specified
DC
Pin
Symbol
T
T
t
t
t
t
t
t
HDDAT
SUSTO
SUSTA
HDSTA
SUDAT
f
t
t
t
t
f
t
FGAP0
FGAP1
t
t
HIGH
t
LOW
t
COIL
DEW
t
t
BUF
E
PUR
PUw
SCL
BFS
FBS
rise
t
t
DH
DR
res
t
R
F
I
D
500000
Min.
250
300
100
4.7
4.0
4.7
4.0
4.7
4.7
10
10
0
0
1
5
1
Typ.
125
10
9
Max.
1000
1000
1000
100
300
100
150
0.2
0.2
50
50
30
12
10
U3280M
Cycles
years
Unit
kHz
kHz
ms
ms
ms
ms
ms
µs
µs
ns
ns
µs
µs
ns
ns
µs
µs
ns
ns
µs
µs
µs
µs
17