at83c5122 ATMEL Corporation, at83c5122 Datasheet - Page 190

• Manufacturer Part Number: at83c5122
• Description: At83c5123 C51 Microcontroller With Usb And Smart Card Reader Interfaces
• Manufacturer: ATMEL Corporation

Card VCC 1.8V Power Supply (for IEC7816-3 Class C cards)
Notes:
Smart Card CCLK, DC parameters
Notes:
Smart Card CIO, DC Parameters
190
Symbol
Vcc
CI
CV
T
T
Symbol
V
I
V
I
t
Symbol
V
V
V
I
I
OL
OH
R
IL
IH
OFF
ON
OL
OH
IL
IH
OL
CC_ovf
t
CC
F
1. Test conditions, Capacitor 10 µF, Inductance 10 µH.
2. Ceramic X7R, SMD type capacitor with minimum ESR or 250 m is mandatory
1. The voltage on CLK should remain between -0.3V and
AT8xC5122/23
Parameter
Power Supply
Card Supply Current overflow
Card Supply Voltage
CVcc to 0
0 to CVcc
Parameter
Output Low Voltage
Output Low Current
Output High Voltage
Output High Current
Rise and Fall delays
Voltage Stability
Frequency variation (Jitter)
Cycle ratio
Parameter
Input Low Voltage
Input Low Current
Input High Voltage
Input High Current
Output Low Voltage
0.6 CV
CV
0.8 CV
0.8 CV
CV
Min
1.68
Min
3.0
-0.25
Min
0
0
45%
0
CC
CC
(1)
(1)
(1)
-0,5
-0.5
CC
CC
CC
V
CC
+0.3V during dynamic operation.
Typ
Typ
Typ
100
CV
0.15 CV
0.15 CV
0.4 CV
CC
CV
0.15 CV
Max
55%
0.2 CV
-20 / +20
0.4
15.5
15
15
14.5
32
1%
Max
CV
+ 0.25
CC
500
Max
1.92
750
750
5.5
CC
CC
CC
CC
CC
CC
Unit
mA
mA
ns
V
V
V
Unit
Unit
mA
V
V
V
A
A
V
V
s
s
Test Conditions
I
I
I
I
I
I
C
C
C
Low level
High level
OH
OH
OH
OH
OH
OH
Test Conditions
CI
Cload=10µF, Lload=10µH
Vcard = CVcc to 0.4V
Cload=10µF, Lload=10µH
Vcard = 0V to CVcc
With Boost at 60%
IN
IN
IN
Test Conditions
I
I
External 10K pull-up tied to
CV
OL
OL
=30pF (5V)
=30pF (3V)
=30pF (1.8V)
= 100 A (+5V from 2009)
= 50 A (5V until 2009)
= 100 A (5V from 2009)
= 100 A (3V & 1.8V)
= 50 A (+5V until 2009)
= 100 A (+3V & 1.8V)
CC
CC
= 1mA (5V & 3V))
= 0.5 mA (1.8V)
= 35 mA
4202E–SCR–06/06