st8004 STMicroelectronics, st8004 Datasheet - Page 8

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

Electrical characteristics
Table 6.
Table 7.
Table 8.
8/26
V
V
V
t
Symbol
Symbol
f
Symbol
D(EDGE)
I/O(MAX)
f
I(RIPPLE)
IH(XTAL)
IL(XTAL)
I(XTAL)
C
|I
(P-P)
V
C
S
EXT
CC
CC
R
I
|
Delay between falling edge on pin I/O
and I/OUC and width of active pull-up
pulse
Maximum frequency of data lines
Input capacitance on data lines
External capacitors on pins
XTAIL1, XTAIL2
Crystal Input Frequency
High level input voltage on
XTAIL1
Low level input voltage on
XTAIL1
Output voltage including
ripple
Peak to peak ripple
voltage on V
Output current
Slew rate
Card supply voltage characteristics (V
unless otherwise noted. Typical values are to T
Crystal connection (pins XTAL1 and XTAL2) (V
unless otherwise noted. Typical values are to T
Data lines (pins I/O, AUX1, AUX2, AUX1UC and AUX2UC) (V
= 10MHz,unless otherwise noted. Typical values are to T
Parameter
Parameter
CC
Parameter
Inactive mode
Inactive mode; I
Active Mode; V
|I
Active Mode; single current
pulse of 100 mA; 2 µs
Active Mode; current pulse
of 40 nAs with |I
t < 400 ns
20 KHz to 200 MHz, V
From 0 to 5V or to 3V
V
Up to down
CC
CC
Depending on specification of
crystal or resonator used
| < 65 mA DC
short circuit to GND
Test Conditions
Test Conditions
DDP
CC
CC
|<200mA
= 1 mA
= 5V ± 5%
Test Conditions
DD
DDP
= 3.3V, V
= 5V ± 5%
A
A
= 25°C) (Note 1)
= 25°C)
DD
5 V card
3 V card
5 V card
3 V card
5 V card
3 V card
= 3.3V, V
DDP
A
= 5V, f
= 25°C)
0.7 V
Min.
2
0
Min.
4.75
2.85
4.65
2.85
4.65
2.76
0.11
DDP
Min.
-0.1
-0.1
DD
DD
XTAL
= 3.3V, V
= 5V, f
Typ.
= 10MHz,
Typ.
Typ.
200
XTAL
DDP
0.3 V
Max.
V
Max.
= 10MHz,
Max.
5.25
3.15
5.25
3.15
5.25
3.15
0.22
15
26
350
150
0.1
0.4
DD
65
10
1
= 5V, f
DD
ST8004
V/µs
Unit
MHz
MHz
Unit
Unit
mV
mA
XTAL
pF
pF
ns
V
V
V