C8051T627-B-GM Silicon Labs, C8051T627-B-GM Datasheet - Page 4

• Manufacturer Part Number: C8051T627-B-GM
• Description: 8-bit Microcontrollers - MCU UBS, 64K OTP MCU
• Manufacturer: Silicon Labs

Specifications of C8051T627-B-GM

• Rohs: yes
• Core: 8051
• Processor Series: C8051T627
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 48 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 3328 B
• On-chip Adc: Yes
• Operating Supply Voltage: 1.8 V to 5.25 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: QFN-32
• Mounting Style: SMD/SMT
• Program Memory Type: EPROM

C8051T620/1/6/7 & C8051T320/1/2/3
16. Special Function Registers................................................................................... 95
17. Interrupts .............................................................................................................. 101
18. Program Memory (EPROM)................................................................................. 112
19. Power Management Modes................................................................................. 118
20. Reset Sources ...................................................................................................... 121
21. Oscillators and Clock Selection ......................................................................... 127
4
17.1. MCU Interrupt Sources and Vectors.............................................................. 102
17.2. Interrupt Register Descriptions ...................................................................... 102
17.3. INT0 and INT1 External Interrupt Sources .................................................... 110
18.1. Programming the EPROM Memory............................................................... 112
18.2. Security Options ............................................................................................ 114
18.3. EPROM Writing Guidelines ........................................................................... 114
18.4. Program Memory CRC .................................................................................. 115
19.1. Idle Mode....................................................................................................... 118
19.2. Stop Mode ..................................................................................................... 119
19.3. Suspend Mode .............................................................................................. 119
20.1. Power-On Reset ............................................................................................ 122
20.2. Power-Fail Reset / VDD Monitor ................................................................... 122
20.3. External Reset ............................................................................................... 124
20.4. Missing Clock Detector Reset ....................................................................... 124
20.5. Comparator0 Reset ....................................................................................... 124
20.6. PCA Watchdog Timer Reset ......................................................................... 125
20.7. EPROM Error Reset ...................................................................................... 125
20.8. Software Reset .............................................................................................. 125
20.9. USB Reset..................................................................................................... 125
21.1. System Clock Selection................................................................................. 128
21.2. USB Clock Selection ..................................................................................... 128
21.3. Programmable Internal High-Frequency (H-F) Oscillator .............................. 130
21.4. Clock Multiplier .............................................................................................. 132
21.5. Programmable Internal Low-Frequency (L-F) Oscillator ............................... 133
15.2.2. External RAM .......................................................................................... 91
15.2.3. Accessing USB FIFO Space ................................................................... 91
17.1.1. Interrupt Priorities.................................................................................. 102
17.1.2. Interrupt Latency ................................................................................... 102
18.1.1. EPROM Programming over the C2 Interface........................................ 112
18.1.2. EPROM In-Application Programming.................................................... 113
18.3.1. VDD Maintenance and the VDD monitor .............................................. 114
18.3.2. PSWE Maintenance .............................................................................. 115
18.3.3. System Clock ........................................................................................ 115
18.4.1. Performing 32-bit CRCs on Full EPROM Content ................................ 115
18.4.2. Performing 16-bit CRCs on 256-Byte EPROM Blocks.......................... 115
21.3.1. Internal Oscillator Suspend Mode ......................................................... 130
21.5.1. Calibrating the Internal L-F Oscillator.................................................... 133
15.2.1.2. Bit Addressable Locations .............................................................. 90
15.2.1.3. Stack ............................................................................................ 90
Rev. 1.2