2023-11-28 20:30:13 +01:00
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name: CH340
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2023-12-04 16:16:09 +01:00
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# not all variations are defined here
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variations: E, G, K
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2023-11-28 20:30:13 +01:00
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description: transceiver, USB to serial
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datasheet: http://www.wch-ic.com/downloads/file/79.html
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2023-12-04 16:16:09 +01:00
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distributors: LCSC C99652 (E), C14267 (G)
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2023-11-28 20:30:13 +01:00
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pinout@E:
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USB:
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UD+: 1
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UD-: 2
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TNOW: 6
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CTRL:
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RTS: 4
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CTS: 5
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UART:
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TXD: 8
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RXD: 9
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POWER:
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VCC: 7
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V3: 10
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GND: 3
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2023-12-04 16:16:09 +01:00
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pinout@G:
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USB:
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UD+: 5
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UD-: 6
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XTAL:
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XI: 7
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XO: 8
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R232: 15
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CTRL:
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RTS: 14
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CTS: 9
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DSR: 10
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RI: 11
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DCD: 12
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DTR: 13
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UART:
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TXD: 2
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RXD: 3
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POWER:
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VCC: 16
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V3: 4
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GND: 1
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pinout@K:
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USB:
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UD+: 1
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UD-: 2
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CTRL:
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RTS: 6
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CTS: 5
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DTR: 4
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UART:
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TXD: 8
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RXD: 9
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POWER:
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VCC: 7
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V3: 10
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GND: 3, 11
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2023-11-28 20:30:13 +01:00
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properties:
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bidir: USB
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2023-12-04 16:16:09 +01:00
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in: RXD, CTS, XI, DSR, RI, DCD, R232
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out: TXD, RTS, TNOW, XO, DTR
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2023-11-28 20:30:13 +01:00
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power: POWER
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2023-12-04 16:16:09 +01:00
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passive: XTAL
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2023-11-28 20:30:13 +01:00
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ground: GND
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2023-12-04 16:16:09 +01:00
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inverted: DTR, CTS, RTS, DCD, RI, DSR
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2023-11-28 20:30:13 +01:00
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2023-12-04 16:16:09 +01:00
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schematic:
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2023-11-28 20:30:13 +01:00
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symbol: ic
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2023-12-04 16:16:09 +01:00
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left: USB, TNOW, XTRAL, R232
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2023-11-28 20:30:13 +01:00
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right: UART, CTRL
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top: POWER
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bottom: GND
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housing@E: # MSOP-10, dimensions from diodes MSOP-10 datasheet
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suffix: E
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pattern: SOP
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bodyWidth: 3.0 # E1
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bodyLength: 3.0 # D
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height: 1.1 # A
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leadSpan: 4.9 # E
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leadWidth: 0.2 # b
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leadLength: 0.6 # L
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leadCount: 10
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pitch: 0.5 # e
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2023-12-04 16:16:09 +01:00
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housing@G: # SOP-16
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suffix: G
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pattern: SOP
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bodyWidth: 3.9 # body size
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bodyLength: 9.9
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height: 1.55
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leadSpan: 6.0
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leadWidth: 0.38
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leadLength: 0.41-1.27
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leadCount: 16
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pitch: 1.27 # lead pitch
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housing@K: # ESSOP-10, dimensions not in datasheet
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suffix: K
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pattern: SOP
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bodyWidth: 3.9 # body size
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bodyLength: 4.9
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height: 1.4
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leadSpan: 6.15
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leadWidth: 0.4
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leadLength: 0.6
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leadCount: 10
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pitch: 1.0 # e
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tabWidth: 2.4
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tabLength: 2.8
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