C8051F901-GU Silicon Laboratories Inc, C8051F901-GU Datasheet - Page 9

• Manufacturer Part Number: C8051F901-GU
• Description: IC MCU 8BIT 8KB FLASH 24QSOP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F9xxr

Specifications of C8051F901-GU

• Program Memory Type: FLASH
• Program Memory Size: 8KB (8K x 8)
• Package / Case: 24-QSOP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 16
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 0.9 V ~ 3.6 V
• Data Converters: A/D 15x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: C8051F9x
• Core: 8051
• Data Ram Size: 768 B
• Interface Type: UART
• Maximum Clock Frequency: 25 MHz
• Number Of Timers: 4
• Operating Supply Voltage: 0.9 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F912DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Package: 24QSOP
• Device Core: 8051
• Family Name: C8051F90x
• Maximum Speed: 25 MHz
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1847-5

C8051F91x-C8051F90x
List of Figures
Figure 1.1. C8051F912 Block Diagram .................................................................... 18
Figure 1.2. C8051F911 Block Diagram .................................................................... 18
Figure 1.3. C8051F902 Block Diagram .................................................................... 19
Figure 1.4. C8051F901 Block Diagram .................................................................... 19
Figure 1.5. Port I/O Functional Block Diagram ......................................................... 21
Figure 1.6. PCA Block Diagram................................................................................ 22
Figure 1.7. ADC0 Functional Block Diagram............................................................ 23
Figure 1.8. ADC0 Multiplexer Block Diagram ........................................................... 24
Figure 1.9. Comparator 0 Functional Block Diagram ............................................... 25
Figure 1.10. Comparator 1 Functional Block Diagram ............................................. 25
Figure 3.1. QFN-24 Pinout Diagram (Top View) ...................................................... 30
Figure 3.2. QSOP-24 Pinout Diagram F912 (Top View) .......................................... 31
Figure 3.3. QFN-24 Package Drawing ..................................................................... 32
Figure 3.4. Typical QFN-24 Landing Diagram.......................................................... 33
Figure 3.5. QSOP-24 Package Diagram .................................................................. 34
Figure 3.6. QSOP-24 Landing Diagram ................................................................... 35
Figure 4.1. Active Mode Current (External CMOS Clock) ........................................ 41
Figure 4.2. Idle Mode Current (External CMOS Clock) ............................................ 42
Figure 4.3. Typical DC-DC Converter Efficiency (High Current, VDD/DC+ = 2 V) ... 43
Figure 4.4. Typical DC-DC Converter Efficiency (High Current, VDD/DC+ = 3 V) ... 44
Figure 4.5. Typical DC-DC Converter Efficiency (Low Current, VDD/DC+ = 2 V).... 45
Figure 4.6. Typical One-Cell Suspend Mode Current............................................... 46
Figure 4.7. Typical VOH Curves, 1.8–3.6 V ............................................................. 48
Figure 4.8. Typical VOH Curves, 0.9–1.8 V ............................................................. 49
Figure 4.9. Typical VOL Curves, 1.8–3.6 V .............................................................. 50
Figure 4.10. Typical VOL Curves, 0.9–1.8 V ............................................................ 51
Figure 5.1. ADC0 Functional Block Diagram............................................................ 61
Figure 5.2. 10-Bit ADC Track and Conversion Example Timing (BURSTEN = 0).... 64
Figure 5.3. Burst Mode Tracking Example with Repeat Count Set to 4 ................... 65
Figure 5.4. ADC0 Equivalent Input Circuits .............................................................. 66
Figure 5.5. ADC Window Compare Example: Right-Justified Single-Ended Data ... 77
Figure 5.6. ADC Window Compare Example: Left-Justified Single-Ended Data...... 77
Figure 5.7. ADC0 Multiplexer Block Diagram ........................................................... 78
Figure 5.8. Temperature Sensor Transfer Function ................................................. 80
Figure 5.9. Temperature Sensor Error with 1-Point Calibration (V
= 1.68 V) ..... 81
REF
Figure 5.10. Voltage Reference Functional Block Diagram...................................... 83
Figure 7.1. Comparator 0 Functional Block Diagram ............................................... 88
Figure 7.2. Comparator 1 Functional Block Diagram ............................................... 89
Figure 7.3. Comparator Hysteresis Plot ................................................................... 90
Figure 7.4. CPn Multiplexer Block Diagram.............................................................. 95
Figure 8.1. CIP-51 Block Diagram............................................................................ 98
Figure 9.1. C8051F91x-C8051F90x Memory Map ................................................. 107
Figure 9.2. Flash Program Memory Map................................................................ 108
Rev. 1.0
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