ST8024CDR STMicroelectronics, ST8024CDR Datasheet - Page 9

• Manufacturer Part Number: ST8024CDR
• Description: IC INTERFACE SMARTCARD 28-SOIC
• Manufacturer: STMicroelectronics

Specifications of ST8024CDR

• Applications: Smart Card Reader, Writer
• Voltage - Supply: 2.7 V ~ 6.5 V
• Package / Case: 28-SOIC (7.5mm Width)
• Mounting Type: Surface Mount
• Operating Temperature (min): -25C
• Operating Temperature Classification: Commercial
• Operating Temperature (max): 85C
• Package Type: SO
• Rad Hardened: No
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 25 C
• Mounting Style: SMD/SMT
• For Use With: 497-8939 - BOARD EVAL SMART CARD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Interface: -
• Lead Free Status / Rohs Status: Compliant
• Other names: 497-4763-2

4
Table 6.
ΔV
V
V
V
Symbol
th(ext)rise
V
th(ext)fall
HYS(ext)
V
P
I
HYS(ext)
V
V
I
DDP
HYS2
DDP
t
DD
TOT
I
DD
W
th2
L
Supply voltage
Supply voltage for the
voltage doubler
Supply current
DC-DC converter supply
current
Falling threshold voltage
on V
Hysteresis of threshold
voltage V
External rising threshold
voltage on V
External falling threshold
voltage on V
Hysteresis of threshold
voltage V
Hysteresis of threshold
voltage V
with temperature
Width of internal Power-
On reset pulse
Leakage current on pin
PORADJ
Total power dissipation
Electrical characteristics
V
T
Electrical characteristics over recommended operating condition
A
DD
= 25 °C.
DD
= 3.3 V, V
Parameter
th2
th(ext)
th(ext)
DD
DD
variation
DDP
= 5 V, f
V
V
Card Inactive
Card Active; f
Inactive mode
Active mode; f
= 0
V
V
no external resistors at pin PORADJ;
V
no external resistors at pin PORADJ
external resistor bridge at pin PORADJ;
V
external resistor bridge at pin PORADJ;
V
external resistor bridge at pin PORADJ
external resistor bridge at pin PORADJ
no external resistor at pin PORADJ
external resistor bridge at pin PORADJ
V
V
Continuous operation; T
CC
CC
CC
CC
DD
DD
DD
PORADJ
PORADJ
XTAL
= 5V; |I
= 5V; |I
= 5V; |I
= 3V; |I
level falling
level rising
level falling
= 10 MHz, unless otherwise noted. Typical values are to
< 0.5 V
> 1.0 V
CC
CC
CC
CC
Test conditions
CLK
CLK
| < 80 mA
| < 20 mA
| = 80 mA
| = 65 mA
= f
= f
XTAL
XTAL
a
; C
; C
= -25 to 85°C
L
L
= 30pF
= 30pF; |I
CC
|
Min.
2.35
1.25
1.19
-0.1
2.7
4.0
3.0
50
30
-1
4
8
Typ.
2.45
1.28
1.22
100
60
16
5
8
4
Max.
2.55
1.25
0.25
1.31
0.56
200
100
150
6.5
6.5
6.5
1.2
1.5
0.1
10
90
12
24
10
1
mV/K
Unit
mA
mA
mV
mV
ms
µA
W
9/31
V
V
V
V
V