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ST8024LCDR Datasheet(PDF) 10 Page - STMicroelectronics

Part # ST8024LCDR
Description  Smartcard interface
PDF  35 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST8024LCDR Datasheet(HTML) 10 Page - STMicroelectronics

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Electrical characteristics
ST8024L
10/35
Doc ID 17709 Rev 5
5
Electrical characteristics
Table 6.
Electrical characteristics over recommended operating condition
Symbol
Parameter(1)
Test conditions
Min.
Typ.
Max.
Unit
VDD
Supply voltage
2.7
6.5
V
VDDP
Supply voltage for the
step-up converter
VCC = 5 V; |ICC| < 80 mA
4.0
5
6.5
V
VCC = 3 V; |ICC| < 65 mA
4.0
5
6.5
VCC = 5 V; |ICC| < 20 mA
3.0
6.5
VCC = 3 V; |ICC| < 20 mA
2.7
6.5
VCC = 1.8 V; |ICC| < 20 mA
2.7
6.5
IDD
Supply current
Card inactive
1.2
mA
Card active; fCLK = fXTAL; CL = 30 pF
1.5
IDDP
Step-up converter supply
current
Inactive mode
0.1
mA
Active mode; fCLK = fXTAL; CL = 30 pF;
|ICC| = 0
10
VCC = 5 V; |ICC| = 80 mA
50
200
VCC = 3 V; |ICC| = 65 mA
50
100
VCC = 1.8 V; |ICC| = 45 mA
30
60
Vth2
Falling threshold voltage
on VDD
No external resistors at pin PORADJ;
VDD level falling. See Figure 4.
2.35
2.45
2.55
V
VHYS2
Hysteresis of threshold
voltage Vth2
No external resistors at pin PORADJ.
See Figure 4.
50
100
150
mV
Vth(ext)rise
External rising threshold
voltage at pin PORADJ
External resistor divider at pin PORADJ;
VDD level rising. See Section 6.2.2.
1.17
1.20
1.23
V
Vth(ext)fall
External falling threshold
voltage at pin PORADJ
External resistor divider at pin PORADJ;
VDD level falling. See Section 6.2.2.
1.11
1.14
1.17
V
VHYS(ext)
Hysteresis of threshold
voltage Vth(ext)
External resistor divider at pin PORADJ.
See Section 6.2.2.
30
60
90
mV
ΔVHYS(ext)
Hysteresis of threshold
voltage Vth(ext) variation
with temperature
External resistor divider at pin PORADJ
0.25
mV/K
tW
Width of internal power-
on reset pulse
No external resistor divider at pin
PORADJ
48
12
ms
External resistor divider at pin PORADJ
8
16
24
IL
Leakage current on pin
PORADJ
VPORADJ < 0.5 V
–0.1
4
10
µA
VPORADJ > 1.0 V
–1
1
PTOT
Total power dissipation
Continuous operation; TA = –25 to 85 °C
0.56
W
1.
VDD = 3.3 V, VDDP = 5 V, fXTAL = 10 MHz, unless otherwise noted. Typical values are at TA = 25 °C.



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