C8051F331 Silicon Laboratories Inc, C8051F331 Datasheet - Page 94

• Manufacturer Part Number: C8051F331
• Description: IC 8051 MCU 8K FLASH 20MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F33xr

Specifications of C8051F331

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

C8051F330/1, C8051F330D
Table 10.1. Reset Electrical Characteristics
–40 to +85 °C unless otherwise specified.
94
/RST Output Low Voltage
/RST Input High Voltage
/RST Input Low Voltage
/RST Input Pullup Current
V
Missing Clock Detector Time-
out
Reset Time Delay
Minimum /RST Low Time to
Generate a System Reset
V
V
DD POR Threshold (V
DD Monitor Turn-on Time
DD Monitor Supply Current
Parameter
RST
)
I
V
/RST = 0.0 V
Time from last system clock
rising edge to reset initiation
Delay between release of any
reset source and code
execution at location 0x0000
OL
DD = 2.7 V to 3.6 V
= 8.5 mA,
Conditions
Rev. 1.2
0.7 x
2.40
Min
100
100
5.0
15
—
—
—
—
V
DD
2.55
Typ
220
25
20
—
—
—
—
—
—
0.3 x
Max
2.70
600
0.6
40
50
—
—
—
—
V
DD
Units
µA
µA
µs
µs
µs
µs
V
V
V