C8051F045R Silicon Labs, C8051F045R Datasheet - Page 171

• Manufacturer Part Number: C8051F045R
• Description: 8-bit Microcontrollers - MCU 25 MIPS 64KB 10ADC
• Manufacturer: Silicon Labs

Specifications of C8051F045R

• Product Category: 8-bit Microcontrollers - MCU
• Core: 8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 25 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 4.25 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2.7 V to 3.6 V
• Package / Case: TQFP-64
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 13
• Data Rom Size: 64 KB
• Interface Type: CAN, SMBus, SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 32
• Number Of Timers: 16 bit
• Processor Series: C8051
• Program Memory Type: Flash
• Factory Pack Quantity: 500
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V

Table 13.1. Reset Electrical Characteristics
–40 to +85 °C unless otherwise specified.
RST Output Low Voltage
RST Input High Voltage
RST Input Low Voltage
RST Input Leakage Current
V
AV+ for /RST Output Valid
V
Minimum /RST Low Time to
Generate a System Reset
Reset Time Delay
Missing Clock Detector 
Timeout
DD
DD
for /RST Output Valid
POR Threshold (V
Parameter
RST
)
I
RST = 0.0 V
RST rising edge after V
V
Time from last system clock to
reset initiation
OL
RST
= 8.5 mA, V
threshold
Conditions
DD
Rev. 1.5
= 2.7 V to 3.6 V
C8051F040/1/2/3/4/5/6/7
DD
crosses
0.7 x
2.40
V
Min
100
1.0
1.0
10
80
—
—
—
DD
2.55
Typ
100
220
50
—
—
—
—
—
—
0.3 x
Max
2.70
V
120
500
0.6
—
—
—
—
—
DD
Units
ms
µA
ns
µs
V
V
V
V
V
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