C8051F331 Silicon Laboratories Inc, C8051F331 Datasheet - Page 34

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

Specifications of C8051F331

• 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
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

C8051F330/1, C8051F330D
34
D1
A1
c
20
1
Metal
Base
b1
b
b3
IDENTIFIER
b
PIN 1
Pin Dimensions
(Bottom View)
c1
b2
Side View
Top View
D
Figure 4.6. DIP-20 Package Drawing
e
Side View
eA
eB
E
Rev. 1.2
D1
A2 A
E1
0.015"
L
eC
Table 4.3. DIP-20 Package
Dimensions
A1
A2
D1
E1
eA
eB
eC
b1
b2
b3
c1
A
D
E
b
c
e
L
0.015
0.014
0.014
0.045
0.030
0.008
0.980
0.005
0.300
0.240
0.000
0.115
0.115
.008
MIN
-
-
-
-
INCHES
0.130
0.018
0.018
0.060
0.039
0.010
0.010
1.030
0.310
0.250
0.100
0.300
0.130
TYP
-
-
-
-
-
0.210
0.195
0.022
0.020
0.070
0.045
0.014
0.011
1.060
0.325
0.280
0.430
0.060
0.150
MAX
-
-
-
-