C8051T635-GM Silicon Laboratories Inc, C8051T635-GM Datasheet - Page 3

• Manufacturer Part Number: C8051T635-GM
• Description: IC MCU 2KB 20PIN QFN
• Manufacturer: Silicon Laboratories Inc
• Series: C8051T63xr

Specifications of C8051T635-GM

• Program Memory Type: OTP
• Program Memory Size: 2KB (2K x 8)
• Package / Case: 20-QFN
• 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
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: C8051T6x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: I2C/SPI/UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 4
• Operating Supply Voltage: 1.8 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: C8051T630DK
• Minimum Operating Temperature: - 40 C
• Package: 20QFN EP
• Device Core: 8051
• Family Name: C8051T63x
• Maximum Speed: 25 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 336-1464 - KIT DEV FOR C8051T630 FAMILY
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1463-5

Table of Contents
1. System Overview ..................................................................................................... 15
2. Ordering Information ............................................................................................... 17
3. Pin Definitions.......................................................................................................... 18
4. QFN-20 Package Specifications ............................................................................. 21
5. Electrical Characteristics ........................................................................................ 23
6. 10-Bit ADC (ADC0, C8051T630/2/4 only)................................................................ 33
7. Temperature Sensor (C8051T630/2/4 only) ........................................................... 45
8. 10-Bit Current Mode DAC (IDA0, C8051T630/2/4 only) ......................................... 48
9. Voltage Reference Options ..................................................................................... 52
10. Voltage Regulator (REG0) ..................................................................................... 55
11. Comparator0........................................................................................................... 57
12. CIP-51 Microcontroller........................................................................................... 63
13. Memory Organization ............................................................................................ 72
14. Special Function Registers................................................................................... 76
5.1. Absolute Maximum Specifications..................................................................... 23
5.2. Electrical Characteristics ................................................................................... 24
5.3. Typical Performance Curves ............................................................................. 32
6.1. Output Code Formatting .................................................................................... 34
6.2. 8-Bit Mode ......................................................................................................... 34
6.3. Modes of Operation ........................................................................................... 34
6.4. Programmable Window Detector....................................................................... 40
6.5. ADC0 Analog Multiplexer (C8051T630/2/4 only)............................................... 43
7.1. Calibration ......................................................................................................... 45
8.1. IDA0 Output Scheduling .................................................................................... 48
8.2. IDAC Output Mapping ....................................................................................... 49
11.1. Comparator Multiplexer ................................................................................... 61
12.1. Instruction Set.................................................................................................. 64
12.2. CIP-51 Register Descriptions .......................................................................... 69
13.1. Program Memory............................................................................................. 73
13.2. Data Memory ................................................................................................... 73
6.3.1. Starting a Conversion................................................................................ 34
6.3.2. Tracking Modes......................................................................................... 35
6.3.3. Settling Time Requirements...................................................................... 36
6.4.1. Window Detector Example........................................................................ 42
8.1.1. Update Output On-Demand ...................................................................... 48
8.1.2. Update Output Based on Timer Overflow ................................................. 49
8.1.3. Update Output Based on CNVSTR Edge ................................................. 49
12.1.1. Instruction and CPU Timing .................................................................... 64
13.2.1. Internal RAM ........................................................................................... 73
13.2.2. External RAM .......................................................................................... 74
13.2.1.1. General Purpose Registers ............................................................ 74
13.2.1.2. Bit Addressable Locations .............................................................. 74
13.2.1.3. Stack ............................................................................................ 74
Rev. 1.0
C8051T630/1/2/3/4/5
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