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CY8C20336-24LQXIT Datasheet(PDF) 9 Page - Cypress Semiconductor |
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CY8C20336-24LQXIT Datasheet(HTML) 9 Page - Cypress Semiconductor |
9 / 39 page CY8C20X36/46/66/96 Document Number: 001-12696 Rev. *F Page 9 of 39 24-Pin QFN Note 3. The center pad (CP) on the QFN package must be connected to ground (Vss) for best mechanical, thermal, and electrical performance. If not connected to ground, it must be electrically floated and not connected to any other signal. Table 3. Pin Definitions - CY8C20336, CY8C20346 [2, 3] Pin No. Type Name Description Figure 3. CY8C20336, CY8C20346 PSoC Device Digital Analog 1 I/O I P2[5] Crystal output (XOut) 2 I/O I P2[3] Crystal input (XIn) 3 I/O I P2[1] 4 IOHR I P1[7] I2C SCL, SPI SS 5 IOHR I P1[5] I2C SDA, SPI MISO 6 IOHR I P1[3] SPI CLK 7 IOHR I P1[1] ISSP CLK[1], I2C SCL, SPI MOSI 8 NC No connection 9 Power Vss Ground connection 10 IOHR I P1[0] ISSP DATA[1], I2C SDA, SPI CLK 11 IOHR I P1[2] 12 IOHR I P1[4] Optional external clock input (EXTCLK) 13 IOHR I P1[6] 14 Input XRES Active high external reset with internal pull down 15 I/O I P2[0] 16 IOH I P0[0] 17 IOH I P0[2] 18 IOH I P0[4] 19 IOH I P0[6] 20 Power Vdd Supply voltage 21 IOH I P0[7] 22 IOH I P0[5] 23 IOH I P0[3] Integrating input 24 IOH I P0[1] Integrating input CP Power Vss Center pad must be connected to ground LEGEND A = Analog, I = Input, O = Output, OH = 5 mA High Output Drive, R = Regulated Output. QFN (Top View) AI, I2C SCL, SPI SS, P1[7] AI, I2C SDA, SPI MISO, P1[5] AI, SPI CLK, P1[3] 1 2 3 4 5 6 18 17 16 15 14 13 P0[2], AI P0[0], AI P0[4], AI AI, P2[1] P1[6], AI XRES P2[0], AI AI, XOut, P2[5] AI, XIn, P2[3] [+] Feedback |
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