ST8024LTR STMicroelectronics, ST8024LTR Datasheet - Page 14

• 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

Electrical characteristics
Table 12.
1. V
Table 13.
1. V
Table 14.
1. V
14/35
V
Symbol
f
I
Symbol
t
OSC(INT)
Symbol
O(inactive)
t
O(inactive)
D(RSTIN-
|I
t
T(DO)
V
R
V
V
T(DI)
I
V
|I
t
LIH
RST)
V
V
PU
DD
DD
DD
R,
OH
OL
PU
L
IH
IL
OH
OL
|
t
|
= 3.3 V, V
= 3.3 V, V
= 3.3 V, V
F
High level output voltage
Low level output voltage
High level input voltage
Low level input voltage
High level input leakage
current
Low level input current
Internal pull-up resistance to
V
Data input transition time
Data output transition time
Current when pull-up active
Frequency of internal
oscillator
DD
Data lines to microcontroller (pins I/OUC, AUX1UC, and AUX2UC with integrated
11 kΩ pull-up resistor to V
Internal oscillator
Reset output to card reader (pin RST)
Output voltage in inactive
mode
Output current
RSTIN to RST delay
Low level output voltage
High level output voltage
Rise and fall time
DDP
DDP
DDP
Parameter
= 5 V, f
= 5 V, f
= 5 V, f
Parameter
Parameter
XTAL
XTAL
XTAL
(1)
= 10 MHz, unless otherwise noted. Typical values are at T
= 10 MHz, unless otherwise noted.Typical values are at T
= 10 MHz, unless otherwise noted. Typical values are at T
(1)
(1)
5 V, 3 V and 1.8 V cards;
I
No DC load
I
V
V
Pull-up resistor to V
V
V
10% to 90%
V
OH
OL
Inactive mode
Active mode
I
No load
Inactive mode; pin grounded
RST enable
I
I
I
I
C
IH
IL
IL
O
OH
O(inactive)
OL
OL
OH
OH
L
DD
max. to V
= 0 to V
= 0 V
= 1 mA
< –40 µA
= V
= 100 pF
= 200 µA
= 20 mA (current limit)
= 0.9 V
= –200 µA
= –20 mA (current limit)
Doc ID 17709 Rev 5
)
DD
Test conditions
Test conditions
Test conditions
= 1 mA
DD
DD
IH
; C
; C
min.
L
L
< 30 pF;
= 30 pF
DD
0.75 V
0.9 V
0.7 V
V
0.9 V
Min.
Min.
-0.3
2.2
55
CC
-1
Min.
0
9
0
0
0
0
0
DD
DD
A
-0.4
DD
A
A
CC
= 25 °C.
= 25 °C.
= 25 °C.
Typ.
Typ.
140
2.7
11
Typ.
-
-
-
-
-
-
-
-
-
V
V
V
0.3 V
DD
DD
DD
Max.
Max.
200
600
3.2
0.3
1.2
0.1
10
13
Max.
V
V
+0.1
+0.1
+0.3
0.3
0.1
0.2
0.4
0.1
-1
2
CC
CC
DD
ST8024L
MHz
Unit
kHz
Unit
mA
µA
µA
kΩ
µs
µs
V
V
V
V
Unit
mA
µs
µs
V
V
V