C8051F997-GUR Silicon Labs, C8051F997-GUR Datasheet - Page 32

• Manufacturer Part Number: C8051F997-GUR
• Description: 8-bit Microcontrollers - MCU 8kB 14-CH CDC
• Manufacturer: Silicon Labs

Specifications of C8051F997-GUR

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

C8051F99x-C8051F98x
3.
32
*Note: Available only on the C8051F980/2/6/8 and C8051F990/6 devices.
XTAL3
XTAL4
Name
C2CK
V
P2.7/
P1.6/
P1.7/
P0.0/
GND
RST/
C2D
V
REF
DD
Pinout and Package Definitions
*
‘F980/1/2
‘F983/5
‘F990/1
3, 12
-GM
4
5
6
8
7
2
Pin Numbers
Table 3.1. Pin Definitions for the C8051F99x-C8051F98x
‘F986/7
‘F988/9
‘F996/7
-GM
24
3
2
6
7
9
8
‘F986/7
‘F988/9
‘F996/7
-GU
10
12
11
6
5
9
3
D I/O or
A Out
D I/O
D I/O
D I/O
D I/O
D I/O
D I/O
Type
P In
A In
A In
A In
G
Rev. 1.1
Description
Power Supply Voltage. Must be 1.8 to 3.6 V.
Required Ground.
Device Reset. Open-drain output of internal POR or V
monitor. An external source can initiate a system reset
by driving this pin low for at least 15 µs. A 1 k to 5 k
pullup to V
Sources” on page 179 Section for a complete
description.
Clock signal for the C2 Debug Interface.
Port 2.7. This pin can only be used as GPIO. The
Crossbar cannot route signals to this pin and it cannot be
configured as an analog input. See Port I/O Section for a
complete description.
Bi-directional data signal for the C2 Debug Interface.
Port 1.6. See Port I/O Section for a complete description.
SmaRTClock Oscillator Crystal Input.
See Section 20 for a complete description.
Port 1.7. See Port I/O Section for a complete description.
SmaRTClock Oscillator Crystal Output.
See Section 20 for a complete description.
Port 0.0. See Port I/O Section for a complete description.
External V
See Section “5.9. Voltage and Ground Reference
Options” on page 86.
REF
DD
is recommended. See Section “18. Reset
Input.
DD