C8051F331-GMR Silicon Laboratories Inc, C8051F331-GMR Datasheet - Page 36

• Manufacturer Part Number: C8051F331-GMR
• Description: IC 8051 MCU 8K FLASH 20QFN
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F33xr

Specifications of C8051F331-GMR

• 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
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-QFN
• For Use With: 336-1451 - ADAPTER PROGRAM TOOLSTICK F330336-1264 - DEV KIT FOR C8051F330/F331
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

C8051F330/1/2/3/4/5
38
Notes:
Dimension
1. All dimensions shown are in millimeters (mm) unless otherwise noted.
2. Dimensioning and Tolerancing per ANSI Y14.5M-1994.
3. This drawing conforms to the JEDEC Solid State Outline MO-220, variation VGGD except for
4. Recommended card reflow profile is per the JEDEC/IPC J-STD-020C specification for Small
A1
D2
E2
D
A
E
b
e
custom features D2, E2, Z, Y, and L which are toleranced per supplier designation.
Body Components.
0.80
0.00
0.18
2.00
2.00
Min
Table 4.2. QFN-20 Package Dimensions
Figure 4.2. QFN-20 Package Drawing
4.00 BSC.
0.50 BSC.
4.00 BSC.
0.90
0.02
0.23
2.15
2.15
Typ
Max
1.00
0.05
0.30
2.25
2.25
Rev. 1.7
Dimension
aaa
bbb
ddd
eee
L1
Z
Y
L
0.45
0.00
Min
—
—
—
—
—
—
0.55
0.43
0.18
Typ
—
—
—
—
—
Max
0.65
0.15
0.15
0.10
0.05
0.08
—
—