C8051F502-IMR Silicon Laboratories Inc, C8051F502-IMR Datasheet - Page 45

• Manufacturer Part Number: C8051F502-IMR
• Description: MCU 8-Bit C8051F50x 8051 CISC 64KB Flash 2.5V/3.3V/5V 32-Pin QFN EP T/R
• Manufacturer: Silicon Laboratories Inc

Specifications of C8051F502-IMR

• Package: 32QFN EP
• Device Core: 8051
• Family Name: C8051F50x
• Maximum Speed: 50 MHz
• Ram Size: 4.25 KB
• Program Memory Size: 64 KB
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 25
• Interface Type: I2C/SPI/UART
• On-chip Adc: 32-chx12-bit
• Operating Temperature: -40 to 125 °C
• Number Of Timers: 4

Table 5.3. Port I/O DC Electrical Characteristics
V
Output High
Voltage
Output Low
Voltage
Input High
Voltage
Input Low Volt-
age
Input Leakage 
Current
DD
Parameters
= 1.8 to 2.75 V, –40 to +125 °C unless otherwise specified.
I
I
I
V
V
V
V
V
Weak Pullup Off
Weak Pullup On, V
V
Weak Pullup On, V
V
Weak Pullup On, V
V
OH
OH
OH
IO
IO
IO
REGIN
REGIN
IN
IN
IN
I
I
I
I
I
I
OL
OL
OL
OL
OL
OL
= –3 mA, Port I/O push-pull
= –10 µA, Port I/O push-pull
= –10 mA, Port I/O push-pull
= 1.8 V:
= 2.7 V:
= 5.25 V:
= 0 V, V
= 0 V, V
= 0 V, V
= 70 µA
= 8.5 mA
= 70 µA
= 8.5 mA
= 70 µA
= 8.5 mA
= 5.25 V
= 2.7 V
DD
DD
DD
Conditions
= 1.8 V
= 2.6 V
= 2.6 V
IO
IO
IO
= 2.1 V, 
= 2.6 V, 
= 5.0 V, 
Rev. 1.2
V
0.7 x VIO
V
IO
IO
Min
—
—
—
—
—
—
—
—
– 0.02
—
—
—
—
– 0.4
C8051F50x/F51x
V
IO
Typ
15
47
—
—
—
—
—
—
—
—
—
—
—
– 0.7
6
0.3 x VIO
Max
750
550
400
115
50
45
40
22
—
—
—
—
2
9
Units
mV
µA
V
V
V
45