C8051T627-B-GM Silicon Labs, C8051T627-B-GM Datasheet - Page 94

• 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
SFR Definition 15.2. EMI0CF: External Memory Configuration
SFR Address = 0x85
94
Name
Reset
5:0
Bit
Type
7
6
Bit
USBFAE
Unused
Unused
Name
R
7
0
Read = 0b; Write = Don’t Care.
USB FIFO Access Enable.
0: USB FIFO RAM not available through MOVX instructions.
1: USB FIFO RAM available using MOVX instructions. The 1k of USB RAM will be
mapped in XRAM space at addresses 0x0400 to 0x07FF. The USB clock must be
active and greater than or equal to twice the SYSCLK (USBCLK > 2 x SYSCLK)
to access this area with MOVX instructions.
Read = 000011b; Write = Don’t Care.
USBFAE
R/W
6
0
R
5
0
Rev. 1.2
R
4
0
Function
R
3
0
R
2
0
R
1
1
R
0
1