C8051F388-B Datasheet, PDF (37/285 Pages) Silicon Laboratories – Flash MCU Family

C8051F388/9/A/B
Table 5.5. Internal Voltage Regulator Electrical Characteristics
–40 to +85 °C unless otherwise specified.
Parameter
Test Condition
Min Typ Max Unit
Voltage Regulator (REG0)
Input Voltage Range¹
Output Voltage (V_DD)²
Output Current²
Dropout Voltage (V_DO)³
Voltage Regulator (REG1)
Output Current = 1 to 100 mA
2.7
— 5.25
3.0
3.3
3.6
—
—
100
—
1
—
Input Voltage Range
1.8
—
3.6
Notes:
1. Input range specified for regulation. When an external regulator is used, should be tied to V_DD.
2. Output current is total regulator output, including any current required by the C8051F388/9/A/B.
3. The minimum input voltage is 2.70 V or V_DD + V_DO (max load), whichever is greater.
V
V
mA
mV/mA
V
Table 5.6. Flash Electrical Characteristics
Parameter
Test Condition
Min
Typ
Max
Flash Size
Endurance
Erase Cycle Time
Write Cycle Time
C8051F388/9*
C8051F38A/B
25 MHz System Clock
25 MHz System Clock
65536* —
—
32768
10k 100k
—
10
15
22.5
10
15
20
Notes:
1. 1024 bytes at location 0xFC00 to 0xFFFF are not available for program storage.
2. Data Retention Information is published in the Quarterly Quality and Reliability Report.
Unit
Bytes
Bytes
Erase/Write
ms
μs
Rev. 1.1
37