C8051T323-GMR Silicon Labs, C8051T323-GMR Datasheet - Page 21
C8051T323-GMR
Manufacturer Part Number
C8051T323-GMR
Description
8-bit Microcontrollers - MCU USB-OTP-16K-QFN28
Manufacturer
Silicon Labs
Datasheet
1.C8051T322-GQR.pdf
(292 pages)
Specifications of C8051T323-GMR
Rohs
yes
Core
8051
Data Bus Width
8 bit
Processor Series
C8051
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3. Pin Definitions
Table 3.1. Pin Definitions for the C8051T620/621/320/321/322/323
REGIN
XTAL1
Name
C2CK
VBUS
RST/
P3.0/
GND
P0.0
P0.1
P0.2
C2D
V
V
D+
D-
DD
IO
‘T620/1 ‘T320/2 ‘T321/3
10
11
32
7
3
8
9
4
5
6
2
1
Pin Number
10
32
6
3
9
7
8
4
5
2
1
-
10
28
6
3
9
7
8
4
5
2
1
-
C8051T620/621/320/321/322/323
D I/O or
D I/O or
D I/O or
D I/O
D I/O
D I/O
D I/O
D I/O
D I/O
Type
D In
A In
A In
A In
A In
Rev. 1.1
Description
Power Supply Voltage.
Ground.
Device Reset. Open-drain output of internal POR or
V
reset by driving this pin low for at least 10 µs.
Clock signal for the C2 Debug Interface.
Port 3.0.
Bi-directional data signal for the C2 Debug Interface.
5 V Regulator Input. This pin is the input to the on-chip
voltage
regulator.
VBUS Sense Input. This pin should be connected to the
VBUS signal of a USB network. A 5 V signal on this pin
indicates
a USB network connection.
USB D+.
USB D–.
V I/O Supply Voltage Input. The voltage at this pin must
be less than or equal to the Core Supply Voltage (V
Port 0.0.
Port 0.1.
Port 0.2.
External Clock Input. This pin is the external oscillator
return for a crystal or resonator. See Oscillator Section.
DD
monitor. An external source can initiate a system
DD
21
).
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