st8004 STMicroelectronics, st8004 Datasheet - Page 11

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

ST8004
Table 14.
Table 15.
Table 16.
Table 17.
Note:
Symbol
Symbol
Symbol
Symbol
I
CC(SD)
|I
|I
V
V
t
T
V
V
t
ACT
LIH
LIL
DE
OH
t
t
OL
SD
IH
IL
3
5
|
|
1
2
3
4
5
Low Level Output Voltage
High Level Output Voltage
Low Level Input Voltage
High Level Input Voltage
Input Leakage Current
when high
Input Leakage Current
when low
Shut down temperature
Shut down current at V
Activation sequence duration
Deactivation sequence duration (See
Start of the windows to send
CLK to card
End of the windows to send
CLK to card
Logic inputs (pins CLKDIV1, CLKDIV2, PRES, PRES, CMDV
VTHSEL (V
are to T
OFF outputs (pin OFF is an open drain with an internal 20 k
(see note 5) (V
are to T
Protection (V
are to T
Timing (V
to T
multiplier capacitors of low ESR with values of 100nF.
The transition time and duty cycle factor are shown in
To meet these specifications V
PRES and CMDVCC are active Low; RSTIN and PRES are active High
Referred to the paragraph "CLOCK CIRCUITRY"
See paragraph "FAULT DETECTION".
A
= 25°C)
Parameter
Parameter
Parameter
a
A
A
Parameter
= 25°C) (Note 3)
= 25°C)
= 25°C)
DD
DD
= 3.3V, V
DD
= 3.3V, V
DD
= 3.3V, V
= 3.3V, V
CC
DDP
DDP
V
V
I
I
OL
OH
DDP
IL
IH
= 5V, f
DDP
= 0 to V
= 5V, f
= 2 mA
= 0 to V
= -15 µA
(See
(See
(See
= 5V, f
CC
= 5V, f
Test Conditions
Test Conditions
Test Conditions
XTAL
Figure 5.
Figure 6.
Figure 5.
Figure 5.
Test Conditions
should be decoupled to CGND using two ceramic
XTAL
DD
DD
XTAL
XTAL
= 10MHz, unless otherwise noted. Typical values are
= 10MHz, unless otherwise noted. Typical values
)
)
)
)
= 10MHz, unless otherwise noted. Typical values
= 10MHz, unless otherwise noted. Typical values
Figure 9.
0.75 V
0.7 V
Min.
Min.
Min.
Min.
140
60
0
DD
; d = t1/(t1+t2).
DD
CC
Ω
Electrical characteristics
Pull-up resistor to V
, RSTIN and 5V/3V,
Typ.
Typ.
Typ.
Typ.
180
135
80
0.3 V
Max.
Max.
Max.
Max.
V
220
100
130
150
0.4
DD
5
5
DD
Unit
Unit
Unit
Unit
mA
µA
µA
°C
µs
µs
µs
µs
11/26
V
V
DD
V
V
);