AT83EC5123 ATMEL Corporation, AT83EC5123 Datasheet - Page 164

• Manufacturer Part Number: AT83EC5123
• Description: (AT8xx512x) Smart Card Reader ICs
• Manufacturer: ATMEL Corporation

Table 119. Smart Card 3V Interface DC Parameters
Table 120. Smart Card 1.8V Interface DC parameters
Notes:
Table 121. Smart Card Clock DC parameters (Port P1.4)
Note:
164
Table 122. Smart Card I/O DC Parameters (P1.0)
Symbol
Symbol
Symbol
Symbol
CV
CV
T
T
CI
V
V
t
I
I
R
VHLl
VHLl
OL
OH
V
OH
I
OL
CC
IL
CC
CC
t
IL
F
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
1. Test conditions, Capacitor 10 µF, Inductance 10 µH.
AT8xC5122/23
Parameter
CVcc to 0
Parameter
Card Supply Current
Card Supply Voltage
Spikes on Vcard
CVcc to 0
Parameter
Output Low Voltage
Output Low Current
Output High Voltage
Output High Current
Rise and Fall delays
Voltage Stability
Frequency variation
Cycle ratio
Parameter
Input Low Voltage
Input Low Current
CV
CV
0.7 CV
0.7 CV
0.7 CV
Min
-0.25
Min
45%
CC
0
0
Min
Min
0
0
1.68
CC
1.68
(1)
(1)
20
(1)
(1)
- 0.5
-0.5
CC
CC
CC
V
CC
+0.3V during dynamic operation
Typ
Typ
Typ
Typ
CV
0.15 CV
0.4 CV
0.2xV
CC
Max
Max
CV
CV
CV
CV
500
22.5
55%
0.5
1%
0.4
15
15
16
50
Max
Max
1.92
1.92
+ 0.25
750
109
100
750
CC
CC
CC
CC
82
CC
CC
CC
Unit
Unit
mA
mA
ns
V
Unit
Unit
V
V
V
V
V
V
A
mA
V
V
s
s
Test Conditions
I
I
Test Conditions
I
I
I
I
I
I
C
C
C
Low level
High level
Test Conditions
Icard=0
Vcard = 5V to 0.4V
Test Conditions
VCC = 5.5V
VCC = 4V
VCC = 2.85V
CIcc = 20 mA
CIcc = 0
CV
IL
IL
OL
OL
OH
OH
OH
OH
= 500 A
IN
IN
IN
= 20 A
= 50 A (5V)
CC
=30pF (5V)
=30pF (3V)
=30pF (1.8V)
= 20
= 20 A (1.8V)
= 20 A (3V)
= 20 A (5V)
= 50 A (5V)
= 5V to 0.4V
4202B–SCR–07/03
(1.8V, 3V)