Datasheet

2004 July 12 17
Philips Semiconductors Product specification
IC card interface TDA8024
12 CHARACTERISTICS
V
DD
= 3.3 V; V
DDP
=5V; T
amb
=25°C; f
XTAL
= 10 MHz; all currents flowing into the IC are positive; see note 1; unless
otherwise specified.
SYMBOL PARAMETER CONDITIONS MIN. TYP MAX. UNIT
Temperature
T
amb
ambient temperature −25 − +85 °C
Supplies
V
DD
supply voltage 2.7 − 6.5 V
V
DDP
DC/DC converter supply
voltage
V
CC
=5V;I
CC
 < 80 mA 4.0 5.0 6.5 V
V
CC
=5V;I
CC
 < 20 mA 3.0 − 6.5 V
I
DD
supply current card inactive −−1.2 mA
card active; f
CLK
=f
XTAL
;
C
L
=30pF
−−1.5 mA
I
DDP
DC/DC converter supply
current
inactive mode −−0.1 mA
active mode; f
CLK
=f
XTAL
;
C
L
= 30 pF; I
CC
 =0
−−10 mA
V
CC
=5V;I
CC
 =80mA −−200 mA
V
CC
=3V;I
CC
 =65mA −−100 mA
V
th2
falling threshold voltage on
V
DD
no external resistors at
pin PORADJ; V
DD
level falling
2.35 2.45 2.55 V
V
hys2
hysteresis of threshold
voltage V
th2
no external resistors at
pin PORADJ
50 100 150 mV
Pin PORADJ; note 2
V
th(ext)(rise)
external rising threshold
voltage on V
DD
external resistor bridge at
pin PORADJ; V
DD
level rising
1.240 1.28 1.310 V
V
th(ext)(fall)
external falling threshold
voltage on V
DD
external resistor bridge at
pin PORADJ; V
DD
level falling
1.190 1.22 1.26 V
V
hys(ext)
hysteresis of threshold
voltage V
th(ext)
external resistor bridge at
pin PORADJ
30 60 90 mV
∆V
hys(ext)
hysteresis of threshold
voltage V
th(ext)
variation
with temperature
external resistor bridge at
pin PORADJ
−−0.25 mV/K
t
w
width of internal Power-on
reset pulse
no external resistors at
pin PORADJ
4 8 12 ms
external resistor bridge at
pin PORADJ
81624ms
I
L(PORADJ)
leakage current on
pin PORADJ
V
PORADJ
< 0.5 V −0.1 4 10 µA
V
PORADJ
>1V −1 − +1 µA
P
tot
total power dissipation continuous operation;
T
amb
= −25 to +85 °C
−−0.56 W