T89C5121-ICUIL Atmel, T89C5121-ICUIL Datasheet - Page 104

• Manufacturer Part Number: T89C5121-ICUIL
• Description: IC 8051 MCU W/SMART CARD 24SSOP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of T89C5121-ICUIL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SmartCard, UART/USART
• Peripherals: LED, POR, WDT
• Number Of I /o: 14
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: Flash RAM
• Eeprom Size: 16K x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.85 V ~ 5.4 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 24-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -
• Other names: Q1468934; T89C5121-ICSIL; T89C5121-ICSIL

104
A/T8xC5121
Table 82. Smart Card RST, CC4, CC8, DC Parameters (Port P1.5, P1.3, P1.1)
Note:
Table 83. Alternate Card RST DC Parameters (Port P3.7) : 5V tolerant
Note:
Table 84. Card Presence DC Parameters (P1.2)
Symbol
Symbol
Symbol
t
t
V
V
V
V
I
I
R
R
I
OL1
OH
OL
OL
OH
OL
OH
t
t
F
F
1. The voltage on RST should remain between -0.3V and C
1. The voltage on RST should remain between -0.3V and D
operation.
operation.
Parameter
Output Low Voltage
Output Low Current
Output High Voltage
Output High Current
Rise and Fall delays
Voltage stability
Parameter
Output Low Voltage
Output High Voltage
Rise and Fall delays
Parameter
CPRES weak pull-
up output current
0.8 x CV
0.8 x DV
0.8 x DV
CV
CV
-0.25
Min
Min
0 (1)
Min
CC
0(1)
0(1)
CC
3
- 0.5
-0.5
CC
CC
CC
Typ
Typ
Typ
10
0.4 x CV
0.2 x DV
CV
DV
CV
0.12 x
CV
CV
DV
Max
Max
Max
0.25
400
0.4
0.8
15
CC
15
CC
25
CC
CC
CC
CC
(1)
(1)
+
CC
CC
Unit
Unit
Unit
mA
mA
V
V
V
V
A
s
s
V
V
CC
CC
I
I
I
I
C
Low level
High level
I
I
I
C
P1.2 = 1, short to V
(internal pull-up enabled)
OL
OL
OH
OH
OL
OH
OH
+ 0.3V during dynamic
+ 0.3V during dynamic
IN
IN
= 20
= 50
= 200
= 50
= 20
= 20
= 200
= 30 pF
= 30 pF
Test Conditions
Test Conditions
Test Conditions
4164G–SCR–07/06
1.8V)
3V)
SS