C8051F340-GQR Silicon Laboratories Inc, C8051F340-GQR Datasheet - Page 29

• 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

Table 4.1. Pin Definitions for the C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D (Continued)
Name
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
P3.0
P3.1
P3.2
48-pin 32-pin
Pin Numbers
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
46
24
23
22
21
20
19
18
17
16
15
14
13
12
26
25
11
—
—
—
C8051F340/1/2/3/4/5/6/7/8/9/A/B/C/D
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
D I/O or
Type
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
A In
Description
Port 1.0. See
1.
Port 1.1.
Port 1.2.
Port 1.3.
Port 1.4.
Port 1.5.
Port 1.6.
Port 1.7.
Port 2.0. See
2.
Port 2.1.
Port 2.2.
Port 2.3.
Port 2.4.
Port 2.5.
Port 2.6.
Port 2.7.
Port 3.0. See
3.
Port 3.1.
Port 3.2.
Rev. 1.3
Section 15
Section 15
Section 15
for a complete description of Port
for a complete description of Port
for a complete description of Port
29