C8051F311 Silicon Laboratories Inc, C8051F311 Datasheet - Page 143

• Manufacturer Part Number: C8051F311
• Description: IC 8051 MCU 16K FLASH 28MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F31xr

Specifications of C8051F311

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, Temp Sensor, WDT
• Number Of I /o: 25
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 17x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

V
Output High Voltage
Output Low Voltage
Input High Voltage
Input Low Voltage
Input Leakage Current
Note:
Bits7–5: UNUSED. Read = 000b; Write - don’t care.
Bits4–0: Output Configuration Bits for P3.4–P3.0 (respectively): ignored if corresponding bit in regis-
DD
= 2.7 to 3.6 V, –40 to +85 °C unless otherwise specified
Parameters
R/W
Bit7
-
Only P3.0–P3.4 are associated with Port pins on C8051F310/2/4 devices; Only P3.0 is associated with a
ter P3MDIN is logic 0.
0: Corresponding P3.n Output is open-drain.
1: Corresponding P3.n Output is push-pull.
Port pin on C8051F311/3/5/6/7 devices.
R/W
Bit6
-
SFR Definition 13.17. P3MDOUT: Port3 Output Mode
Table 13.1. Port I/O DC Electrical Characteristics
I
I
I
OH
OH
OH
R/W
Bit5
Weak Pullup On, V
-
= –10 mA, Port I/O push-pull
= –10 µA, Port I/O push-pull
= –3 mA, Port I/O push-pull
Weak Pullup Off
I
I
Conditions
OL
I
OL
OL
R/W
= 8.5 mA
Bit4
= 25 mA
= 10 µA
IN
Rev. 1.7
= 0 V
R/W
Bit3
C8051F310/1/2/3/4/5/6/7
R/W
V
Bit2
V
DD
DD
Min
2.0
—
—
—
—
—
—
—
– 0.7
– 0.1
R/W
Bit1
V
DD
Typ
1.0
25
—
—
—
—
—
—
—
– 0.8
R/W
Bit0
Max
0.8
0.6
0.1
±1
40
—
—
—
—
—
SFR Address:
00000000
Reset Value
0xA7
Units
µA
V
V
V
V
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