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CH340G Datasheet(PDF) 3 Page - List of Unclassifed Manufacturers

Part No. CH340G
Description  USB to UART Interface
Download  6 Pages
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Maker  ETC2 [List of Unclassifed Manufacturers]
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DreamCity Innovations
WCH CH340G Datasheet
3. Specifications
3.1. Absolute Maximum Ratings
Operating the chip at or beyond those ratings will cause the chip to malfunction, even
irreversibly damage the chip.
3.2. DC characteristics
3.3. AC characteristics
Symbol
Name
Minimum Maximum Unit
TA
Operating temperature
-40
85
ºC
TS
Storage temperature
-40
125
ºC
VCC
Supply rail voltage, reference to GND pin
-0.5
6.5
V
VIO
IO pin voltage, reference to GND pin
-0.5
VCC+0.5
V
Symbol
Name
Minimum Typical Maximum Unit
VCC
Supply rail voltage
5V operation
4.5
5
5.5
V
3.3V operation
3.3
3.3
3.8
ICC
Operating current
12
30
mA
ISLP
Sleeping current
5V operation
150
200
µA
3.3V operation
50
80
VIL
Low input voltage
-0.5
0.7
V
VIH
High input voltage
2.0
VCC+0.5
V
VOL
Low output voltage
0.5
V
VOH
High output voltage
VCC-0.5
V
IUP
Internal pull-up strength
3
150
300
µA
IDN
Internal pull-down strength
-50
-150
-300
µA
VR
Brown-out detector threshold voltage
2.3
2.6
2.9
V
Symbol
Name
Minimum Typical Maximum Unit
FCLK
Clock frequency (at pin XI)
11.98
12.00
12.02
MHz
TPR
Power-on reset time
20
50
ms
DreamCity Innovations
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3
6
WCH CH340G Datasheet




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