st8004 STMicroelectronics, st8004 Datasheet - Page 10

• Manufacturer Part Number: st8004
• Description: Smartcard Interface
• Manufacturer: STMicroelectronics

Electrical characteristics
Table 10.
Table 11.
Table 12.
Table 13.
10/26
t
V
V
D(RSTIN-RST)
Symbol
f
O(INACTIVE)
Symbol
O(INACTIVE)
t
OSC(INT)
Symbol
Symbol
t
T(DO)
T(DI)
C
t
t
V
V
V
V
R,
R,
S
I
OH
OL
OH
d
OL
R
t
t
F
F
Input transition times
Output transition times
Input capacitance
Frequency of internal oscillator
Data lines (pins I/OUC, AUX1UC AND AUX2UC with 10 k
to V
values are to T
Internal oscillator (V
values are to T
Reset output to the card (pin RST) (V
otherwise noted. Typical values are to T
Clock output to the card (pin CLK) (V
otherwise noted. Typical values are to T
Output Voltage in Inactive
Mode
Delay between pins RSTN
and RST
Low Level Output Voltage
High Level Output Voltage
Rise and fall time
(10% to 90% of V
Output Voltage in Inactive Mode
Low Level Output Voltage
High Level Output Voltage
Rise and fall time
(10% to 90% of V
Duty cycle factor (except for
f
Slew Rate (rise and fall edge)
XTALS
DD
Parameter
) (See Note 4)
internally (V
Parameter
Parameter
Parameter
A
A
= 25°C)
= 25°C)
CC
CC
)
)
DD
DD
= 3.3V, V
= 3.3V, V
From V
C
90% from 0 to V
O
I
No Load
RST Enable
I
I
C
= 30 pF, no DC load; 10% to
O
OL
OH
O
= 1 mA
= 200 µA
= 250 pF
= -200 µA
I
No Load
I
I
C
C
C
IL
O
OL
OH
Test Conditions
DDP
O
O
O
Test Conditions
max to V
= 1 mA
DDP
= 35 pF (Note 2)
= 35 pF (Note 2)
= 35 pF
= 200 µA
= -200 µA
Test Conditions
= 5V, f
= 5V, f
a
A
DD
Test Conditions
DD
DD
= 25°C)
= 25°C)
IH
= 3.3V, V
= 3.3V, V
XTAL
min
XTAL
= 10MHz, unless otherwise noted.Typical
= 10MHz, unless otherwise noted.Typical
DDP
DDP
= 5V, f
0.9 V
0.9 V
= 5V, f
Min.
Min.
Min.
0.2
45
0
0
0
0
0
0
Ω
CC
CC
Pull-up resistor connected
Min.
2.2
XTAL
XTAL
Typ.
Typ.
Typ.
= 10MHz, unless
= 10MHz, unless
Typ.
Max.
Max.
Max.
V
V
0.3
0.1
0.2
0.1
0.3
0.1
0.3
0.1
55
10
Max.
2
8
CC
CC
1
3.2
ST8004
Unit
Unit
V/ns
Unit
Unit
MHz
pF
µs
µs
ns
µs
µs
%
V
V
V
V
V
V