STEVAL-IPT002V1 STMicroelectronics, STEVAL-IPT002V1 Datasheet - Page 15
STEVAL-IPT002V1
Manufacturer Part Number
STEVAL-IPT002V1
Description
BOARD EVAL SMART CARD
Manufacturer
STMicroelectronics
Specifications of STEVAL-IPT002V1
Main Purpose
Memory, Smart Card
Embedded
No
Utilized Ic / Part
ST8024
Primary Attributes
New Digital Systems (NDS) Compatible
Secondary Attributes
Short-Circuit & Thermal Protection
Product
Power Management Modules
Silicon Manufacturer
ST Micro
Silicon Core Number
ST8024
Kit Application Type
Interface
Application Sub Type
Smart Card Interface
Kit Contents
Board CD Docs
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-8939
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
STEVAL-IPT002V1
Manufacturer:
STMicroelectronics
Quantity:
1
Table 20.
Note:
t
Symbol
debounce
t
ACT
t
DE
t
t
3
5
1
2
3
4
5
6
Activation time
Deactivation time
Start of the windows for sending
CLK to card
End of the windows for sending
CLK to card
Debounce time pins PRES and
PRES
V
T
Timing
range. When a parameter is specified as a function of V
at the moment of measurement.
To meet these specifications, pin V
multilayer capacitors of low ESR both with values of 100 nF and 100 nF (see
Permitted capacitor values are 100 + 100 nF, or 220 nF.
Transition time and duty factor definitions are shown in
Pin CMDVCC is active LOW; pin RSTIN is active HIGH; for CLKDIV1 and CLKDIV2
functions see
Pin PRES is active LOW; pin PRES is active HIGH see
integrated 1.25 µA current source to GND. (PRES to V
at least one of the inputs PRES or PRES is active.
Figure 3.
All parameters remain within limits but are tested only statistically for the temperature
A
DD
= 25 °C.
= 3.3 V, V
Parameter
Definition of output and input transition times
Table 20
DDP
= 5 V, f
XTAL
(See
(See
(See
(See
(See
= 10 MHz, unless otherwise noted. Typical values are to
Figure
Figure
Figure
Figure
Figure
Test conditions
CC
should be decoupled to CGND using two ceramic
5)
7)
6)
6)
8)
DD
DD
Figure 8
Figure
); the card is considered present if
Min.
or V
140
140
60
CC
3; δ = t
and
it means their actual value
Typ.
180
Figure
80
1
/(t
1
+ t
9; PRES has an
2
Max.
).
220
100
130
Figure
10).
Unit
µs
µs
µs
µs
µs
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