C8051F305-GSR Silicon Labs, C8051F305-GSR Datasheet - Page 27

• Manufacturer Part Number: C8051F305-GSR
• Description: 8-bit Microcontrollers - MCU 2KB 14Pin MCU
• Manufacturer: Silicon Labs

Specifications of C8051F305-GSR

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit

4.
N.C. pins for F30x GP packages: 4, 9, 11
CNVSTR
XTAL1 /
XTAL2 /
VREF /
C2CK /
Name
P0.6 /
C2D /
GND
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.7
RST
V
DD
Pinout and Package Definitions
F300/1/2/3/4/5
GM
Pin
10
11
1
2
3
4
5
6
7
8
9
Table 4.1. Pin Definitions for the C8051F300/1/2/3/4/5
F300/1/2/3/4/5
Pin
GP
10
12
13
14
5
6
7
8
1
2
3
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
A Out
D I/O
D I/O
D I/O
D I/O
Type
D I/O
A In
A In
A In
A In
A In
A In
A In
A In
A In
Rev. 2.9
External Voltage Reference Input.
Port 0.0. See
Port 0.1. See
Power Supply Voltage.
Crystal Input. This pin is the external oscillator cir-
cuit return for a crystal or ceramic resonator. See
Section
Port 0.2. See
Crystal Input/Output. For an external crystal or res-
onator, this pin is the excitation driver. This pin is
the external clock input for CMOS, capacitor, or RC
network configurations. See
Port 0.3. See
Port 0.4. See
Port 0.5. See
Clock signal for the C2 Development Interface.
Device Reset. Open-drain output of internal POR or
V
tem reset by driving this pin low for at least 10 µs.
Port 0.6. See
ADC External Convert Start Input Strobe.
Data signal for the C2 Development Interface.
Port 0.7. See
Ground.
DD
monitor. An external source can initiate a sys-
11.2.
C8051F300/1/2/3/4/5
Section 12
Section 12
Section 12
Section 12
Section 12
Section 12
Section 12
Section 12
Description
for complete description.
for complete description.
for complete description.
for complete description.
for complete description.
for complete description.
for complete description.
for complete description.
Section
11.2.
27