C8051F581-IMR Silicon Labs, C8051F581-IMR Datasheet - Page 24

• Manufacturer Part Number: C8051F581-IMR
• Description: 8-bit Microcontrollers - MCU 50MIPS 128kB 8kB SPI
• Manufacturer: Silicon Labs

Specifications of C8051F581-IMR

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

C8051F58x/F59x
3. Pin Definitions
24
VDD
GND
VDDA
GNDA
VREGIN
VIO
RST/
C2CK
C2D
P4.0/
C2D
P3.0/
C2D
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
Name
F580/1/4/5
(48-pin)
Pin
12
48
47
46
45
11
—
—
4
6
5
7
3
2
8
1
Table 3.1. Pin Definitions for the C8051F58x/F59x
(40-pin)
F588/9-
F590/1
Pin
10
—
40
39
38
37
4
6
5
7
3
2
9
8
1
F582/3/6/7
(32-pin)
Pin
10
32
31
30
29
—
—
4
6
5
7
3
2
9
8
1
D I/O
D I/O
D I/O
D I/O or A In
D I/O
D I/O or A In
D I/O
D I/O or A In Port 0.0. See SFR Definition 20.13 for a
D I/O or A In Port 0.1
D I/O or A In Port 0.2
D I/O or A In Port 0.3
D I/O or A In Port 0.4
D I/O or A In Port 0.5
Rev. 1.2
Type
Digital Supply Voltage. Must be connected.
Digital Ground. Must be connected.
Analog Supply Voltage. Must be connected.
Analog Ground. Must be connected.
Voltage Regulator Input
Port I/O Supply Voltage. Must be connected.
Device Reset. Open-drain output of internal
POR or V
can initiate a system reset by driving this pin
low.
Clock signal for the C2 Debug Interface.
Bi-directional data signal for the C2 Debug
Interface.
Port 4.0. See SFR Definition 20.29 for a
description.
Bi-directional data signal for the C2 Debug
Interface.
Port 3.0. See SFR Definition 20.25 for a
description.
Bi-directional data signal for the C2 Debug
Interface.
description.
DD
Monitor. An external source
Description