C8051F340-GQR Silicon Laboratories Inc, C8051F340-GQR Datasheet - Page 141

• 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

V
Internal High-Frequency Oscillator (Using Factory-Calibrated Settings)
Oscillator Frequency
Oscillator Supply Current 
(from V
Internal Low-Frequency Oscillator (Using Factory-Calibrated Settings)
Oscillator Frequency
Oscillator Supply Current 
(from V
External USB Clock Requirements
USB Clock Frequency*
*Note: Applies only to external oscillator sources.
DD
= 2.7 to 3.6 V; –40 to +85 °C unless otherwise specified
DD
DD
)
)
Parameter
Table 14.1. Oscillator Electrical Characteristics
C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
IFCN = 11b
24 ºC, V
OSCICN.7 = 1
OSCLD = 11b
24 ºC, V
OSCLCN.7 = 1
Full Speed Mode
Low Speed Mode
DD
DD
Conditions
= 3.0 V,
= 3.0 V,
Rev. 1.3
11.82
47.88
5.91
Min
72
—
—
12.00
Typ
685
7.0
80
48
6
12.18
48.12
Max
6.09
99
—
—
Units
MHz
MHz
kHz
µA
µA
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