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ST8034AT 数据表(PDF) 15 Page - STMicroelectronics

部件名 ST8034AT
功能描述  16-pin smartcard interfaces
PDF  39 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST8034AT 数据表(HTML) 15 Page - STMicroelectronics

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Electrical characteristics
ST8034T, ST8034AT, ST8034P, ST8034C
16/40
DocID024587 Rev 4
Table 8. Card interface
Symbol
Parameter
Test conditions(1)
Min.
Typ.
Max.
Unit
Data line to the card (I/O pin)(2)
tD
Delay time
Falling edge on pin I/O to
falling edge on I/OUC or vice
versa
200
ns
tW(PU) Pull-up pulse width
100
400
ns
fIO
Input/output frequency
1
MHz
CI
Input capacitance
10
pF
VO
Output voltage in shutdown
mode
No load
0
0.1
V
IO = 1 mA
0
0.3
V
IO
Output current in shutdown
mode
I/O connected to GND
-1
mA
VOL
Output voltage low
IOL = 1 mA
0
0.3
V
IOL  15 mA (current limit)
VCC - 0.4
VCC
VOH
Output voltage high
No load
0.9 VCC
VCC + 0.1
V
IOH < -40 A (VCC = 5 V or 3 V) 0.75 VCC
VCC + 0.1
IOH < -20 A (VCC = 1.8 V)
0.75 VCC
VCC + 0.1
IOH  -15 mA (current limit)
0
0.4
VIL
Input voltage low
-0.3
0.8
V
VIH
Input voltage high
VCC = 5 V
0.6 VCC
VCC + 0.3
V
VCC = 3 V
0.7 VCC
VCC + 0.3
VHYS
Hysteresis
I/O pin
50
mV
IIL
Input current low
I/O pin, VIL = 0 V
750
A
IIH
Input current high
I/O pin, VIH = VCC
10
A
tR(I)
Input rise time
VIL max. to VIH min.
0.15
s
tR(O)
Output rise time
CL  80 pF, 10% to 90%,
0 V to VCC
0.1
s
tF(I)
Input fall time
VIL max. to VIH min.
0.15
s
tF(O)
Output fall time
CL  80 pF, 10% to 90%,
0 V to VCC
0.1
s
RPU
Pull-up resistance to VCC
79
11
k
IPU
Pull-up current (one-shot
circuit active)
VOH = 0.9 VCC
-8
-6
-4
mA
Reset output to the card (RST pin)
VO
Output voltage in shutdown
mode
No load
0
0.1
V
IO = 1 mA
0
0.3
IO
Output current in shutdown
mode
RST connected to GND
-1
mA



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