ST8024LTR STMicroelectronics, ST8024LTR Datasheet - Page 11

• Manufacturer Part Number: ST8024LTR
• Description: Interface - Specialized Smart card interface 3V or 5V 26 MHz
• Manufacturer: STMicroelectronics

Specifications of ST8024LTR

• Product Category: Interface - Specialized
• Rohs: yes
• Product Type: Smart Card Interface
• Operating Supply Voltage: 2.7 V to 6.5 V
• Supply Current: 1.2 mA
• Maximum Power Dissipation: 0.56 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-20
• Minimum Operating Temperature: - 25 C

ST8024L
Table 7.
1. V
Table 8.
Symbol
V
Symbol
(RIPPLE)
th(vd-vf)
f
V
C
CLK
V
V
(P-P)
DD
UP
VCC
CC
CC
= 3.3 V, V
Clock frequency
Threshold voltage for
step-up converter to
change to voltage
follower
Output voltage on pin
V
UP
Step-up converter
Card supply voltage characteristics
External capacitance
on pin V
Card supply voltage
(including ripple
voltage)
Ripple voltage on
V
value)
CC
DDP
(average value)
Parameter
Parameter
(peak-to-peak
= 5 V, f
CC
XTAL
(1)
(1)
= 10 MHz, unless otherwise noted. Typical values are at T
See
Card inactive; |I
Card inactive; |I
Card active; |I
Card active; |I
Card active; |I
Card active; single current
pulse I
Card active; single current
pulse I
Card active; single current
pulse I
Card active; current pulses,
Q
Card active; current pulses
Q
|I
f
Card active
5 V card
3 V card
1.8 V card
5 V card
3 V card
1.8 V card
RIPPLE
CC
P
P
= 40 nAs
= 40 nAs with
| < 200 mA, t
(2)
P
P
P
= 20 kHz to 200 MHz
= –100 mA; t
= –100 mA; t
= –100 mA; t
Doc ID 17709 Rev 5
CC
CC
CC
Test conditions
Test conditions
CC
CC
| < 80 mA
| < 65 mA
| < 45 mA
p
| = 0 mA
| = 1 mA
< 400 ns
p
p
p
= 2 µs
= 2 µs
= 2 µs
5 V, 3 V and
1.8 V card
5 V, 3 V and
1.8 V card
5 V card
3 V card
1.8 V card
5 V card
3 V card
1.8 V card
5 V card
3 V card
1.8 V card
5 V card
3 V card
1.8 V card
A
= 25 °C.
Min.
Min.
4.75
2.85
1.68
4.65
2.76
1.62
4.65
2.76
1.62
4.65
2.76
1.62
2.2
5.2
3.8
3.8
5.2
3.5
3.5
-0.1
-0.1
Electrical characteristics
80
Typ.
Typ.
5.8
4.1
4.1
5.7
3.9
3.9
1.8
1.8
1.8
1.8
0
0
5
3
5
3
5
3
5
3
Max.
Max.
5.25
3.15
1.92
5.25
3.20
1.98
5.25
3.20
1.98
5.25
3.20
1.98
3.2
6.2
4.4
4.4
6.2
4.3
4.3
400
350
0.1
0.3
MHz
Unit
Unit
11/35
mV
V
V
nF
V