at83c5122 ATMEL Corporation, at83c5122 Datasheet - Page 191

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

Smart Card CIO, DC Parameters
Note:
Smart Card RST, CC4, CC8, DC Parameters
Note:
Card Presence (P1.2) DC Parameters
4202E–SCR–06/06
Symbol
I
V
I
t
OL
OH
R
OH
Symbol
Symbol
t
F
V
t
I
V
I
I
OL1
R
OH
OL
OH
OL
t
F
1. The voltage on RST should remain between -0.3V and
1. The voltage on RST should remain between -0.3V and
Parameter
CPRES weak pull-up output current
Parameter
Output Low Current
Output High Voltage
Output High Current
Voltage Stability
Rise and Fall delays
Parameter
Output Low Voltage
Output Low Current
Output High Voltage
Output High Current
Rise and Fall delays
Voltage Stability
0.8 CV
0.8 CV
0.8 CV
0.8 CV
CV
CV
-0.25
Min
-0.25
Min
0
CC
Min
CC
(1)
3
-0.5
-05
CC
CC
CC
CC
V
V
CC
CC
+0.3V during dynamic operation.
+0.3V during dynamic operation.
Typ
Typ
Typ
10
CV
0.12 CV
0.12 CV
0.4 CV
CV
CC
CV
Max
0.4
0.8
15
15
CV
CC
+ 0.25
CC
Max
0.4
0.8
15
CC
15
(1)
CC
Max
CC
CC
+ 0.25
25
(1)
Unit
mA
mA
V
V
s
Unit
mA
mA
Unit
V
V
AT8xC5122/23
s
A
Test Conditions
I
I
I
I
I
I
C
Low level
High level
OL
OL
OL
OH
OH
OH
IN
Test Conditions
I
External 10K pull-up
resistor tied to CV
Low level
High level
C
=30 pF
= 50
= 200
= 200
= 50
= 150
= 150
OH
Test Conditions
P1.2=1, short to VSS
Pull-up enabled
IN
=30pF.
= 20 A
(+5V until 2009)
(3V & 1.8V)
(+5V from 2009)
(+3V & 1.8V)
V until 2009)
V from 2009)
CC
191