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ATVaultIC460-R Datasheet(PDF) 16 Page - ATMEL Corporation

Part # ATVaultIC460-R
Description  Public Key Pair Generation
PDF  30 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATVaultIC460-R Datasheet(HTML) 16 Page - ATMEL Corporation

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TPR0441BX–SMS–09/09
ATVaultIC460
Figure 3-6.
ATVaultIC460 connexions for ISO7816 typical application
Table 3-6.
External components, Bill of Materials
3.5.1
Internal Oscillator characteristics
The internal oscillator is optimized for a 48Mhz ceramic resonator oscillator.
Table 3-7.
Internal oscillator characteristics (T= -25°C to +70°C)
C1 C2
RST
I/O0
CLK
I/O0
CLK
RESET
VCC
CVCC
ATVaultIC460
SC
READER
GND
R1
VCC
GND
Configuration
Reference
Description
Typ.Value
Comment
USB
Ceramic Oscillator
48MHz
C1
Power Supply Decoupling Capacitors
4.7 μF
Recommended
C2
Power Supply Decoupling Capacitors
10 nF
Recommended
I2C
R1, R2
Pull-Up Resistors
2.2 kΩ
Recommended
C1
Power Supply Decoupling Capacitors
4.7 μF
Recommended
C2
Power Supply Decoupling Capacitors
10 nF
Recommended
SPI
C1
Power Supply Decoupling Capacitors
4.7 μF
Recommended
C2
Power Supply Decoupling Capacitors
10 nF
Recommended
ISO7816
R1
Pull-Up Resistor
20 kΩ
usually on reader side
C1
Power Supply Decoupling Capacitors
4.7 μF
usually on reader side
C2
Power Supply Decoupling Capacitors
10 nF
usually on reader side
Code
Parameter
Condition
Min.
Typ.
Max.
Unit
Vdd
Supply voltage
1.4
1.8
2.0
V
ΔVdd
Supply ripple
rms value, 10kHz to 10Mhz
30
mV
Idd on
Current consumption
External capacitors: 12pF
4.8
7.1
mA
Freq
Operating frequency
40
48
MHz
Duty
Duty cycle
40
60
%



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