ST8024CD 查看數據表（PDF） - STMicroelectronics
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ST8024CD Datasheet PDF : 23 Pages
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ST8024
Table 10: Data Lines To Card Reader
(PINS I/O, AUX1 AND AUX2 With Integrated 11 kΩ PULL-UP Resistor To VCC (VDD = 3.3V, VDDP =
5V, fXTAL = 10MHz, unless otherwise noted. Typical values are to Ta = 25°C)
Symbol
Parameter
VO(inactive) Output Voltage
IO(inactive) Output Current
VOH High Level Output Voltage
VOL Low Level Output Voltage
VIH
VIL
|ILIH|
|IIL|
RPU
tT(DI)
tT(DO)
High Level Input Voltage
Low Level Input Voltage
High Level Input Leakage
Current
Low Level Input Current
Integrated pull-up resistor
Data Input transition time
Data Output transition time
IPU Current when pull-up active
Test Conditions
Inactive mode NO LOAD
IO(inactive)=1mA
Inactive mode; pin grounded
No DC Load
5 and 3 V cards; IOH < - 40µA
|IOH| ≥ 10mA
IOL = 1 mA
IOL ≥ 15 mA
VIH = VCC
Min.
0
0.9 VCC
0.75 VCC
0
0
VCC-0.4
1.5
0.3
VIL = 0 V
Pull-up resistor to VCC
9
VIL max to VIH min
VO = 0 to VCC; CL ≤ 80 pF; 10% to
90%
VOH = 0.9VCC; CL = 80 pF
-1
Typ.
11
Max.
0.1
0.3
-1
VCC+0.1
VCC+0.1
0.4
0.2
VCC
VCC+0.3
0.8
10
600
13
1.2
0.1
Unit
V
mA
V
V
V
V
µA
µA
kΩ
µs
µs
mA
Table 11: Data Lines To Microcontroller (PINS I/OUC, AUX1UC AND AUX2UC; With Integrated
11 kΩ PULL-UP Resistor To VDD) (VDD = 3.3V, VDDP = 5V, fXTAL = 10MHz, unless otherwise noted.
Typical values are to Ta = 25°C)
Symbol
VOH
VOL
VIH
VIL
|ILIH|
|IL|
RPU
tT(DI)
tT(DO)
IPU
Parameter
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
VDD
Data Input transition time
Data Output transition time
Current when pull-up active
Test Conditions
5 and 3 V card; IOH < − 40µA
No DC Load
IOL = 1 mA
VIH = VDD
VIL = 0 V
Pull-up resistor to VDD
VIL(max) to VIH(min)
VO = 0 to VDD; CL < 30 pF;
10% to 90%
VOH = 0.9VDD; CL = 30 pF
Min.
0.75 VDD
0.9 VDD
0
0.7 VDD
-0.3
Typ.
Max.
VDD+0.1
VDD+0.1
0.3
VDD+0.3
0.3 VDD
10
Unit
V
V
V
V
µA
600
µA
9
11
13
kΩ
1.2
µs
0.1
µs
-1
mA
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