C8051F340-GQR Silicon Laboratories Inc, C8051F340-GQR Datasheet - Page 110

• Manufacturer Part Number: C8051F340-GQR
• Description: MCU 8-Bit C8051F34x 8051 CISC 64KB Flash 3.3V/5V 48-Pin TQFP T/R
• Manufacturer: Silicon Laboratories Inc

Specifications of C8051F340-GQR

• Package: 48TQFP
• Device Core: 8051
• Family Name: C8051F34x
• Maximum Speed: 48 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 40
• Interface Type: I2C/SMBus/SPI/UART/USB
• On-chip Adc: 17-chx10-bit
• Number Of Timers: 4
• Ram Size: 4.25 KB
• Program Memory Size: 64 KB
• Program Memory Type: Flash
• Operating Temperature: -40 to 85 °C

C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
110
organized in 512-byte
FLASH memory
pages
Figure 12.1. Flash Program Memory Map and Security Byte
Unlocked FLASH Pages
C8051F340/2/4/6/A/C/D
Lock Byte
Reserved
0xFC00
0xFBFF
0xFBFE
0xFA00
0x0000
Rev. 1.3
other FLASH pages
FLASH security lock
Locked when any
according to the
Access limit set
are locked
byte
Unlocked FLASH Pages
C8051F341/3/5/7/8/9/B
Lock Byte
0x7FFF
0x7FFE
0x7E00
0x0000