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CY8C22645-24PVXA Datasheet(PDF) 9 Page - Cypress Semiconductor |
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CY8C22645-24PVXA Datasheet(HTML) 9 Page - Cypress Semiconductor |
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9 / 36 page  CY8C21345, CY8C21645 CY8C22345, CY8C22345H, CY8C22645 Document Number: 001-55397 Rev. *I Page 9 of 36 48-Pin Part Pinout Note 6. These are the ISSP pins, which are not High Z after exiting a reset state. See the PSoC Technical Reference Manual for CY8C21x45 and CY8C22x45 devices for details. Table 3. 48-Pin Part Pinout (SSOP) Pin No. Type Pin Name Description Digital Analog 1 I/O I, MR P0[7] Analog column mux input, CMOD capacitor pin Figure 4. CY8C21645 and CY8C22645 48-Pin PSoC Device 2 I/O I, ML P0[5] Analog column mux input, CMOD capacitor pin 3 I/O I, ML P0[3] Analog column mux input 4 I/O I, ML P0[1] Analog column mux input 5 I/O I, ML P2[7] Direct input to analog block 6 I/O ML P2[5] Optional SAR ADC external reference 7 I/O ML P2[3] 8 I/O ML P2[1] 9 Power VDD Supply voltage 10 I/O ML P4[5] 11 I/O ML P4[3] 12 I/O ML P4[1] 13 Power VSS Ground connection 14 I/O ML P3[7] 15 I/O ML P3[5] 16 I/O ML P3[3] 17 I/O ML P3[1] 18 NC Not connected 19 NC Not connected 20 I/O ML P1[7] I2C Serial Clock 21 I/O ML P1[5] I2C Serial Data 22 I/O ML P1[3] 23 I/O ML P1[1] Crystal Input (XTALin), I2C SCL, ISSP-SCLK[6] 24 Power VSS 25 I/O MR P1[0] Crystal Output (XTALout), I2C SDA, ISSP-SDATA[6] 26 I/O MR P1[2] 27 I/O MR P1[4] Optional external clock input 28 I/O MR P1[6] 29 NC Not connected 30 NC Not connected 31 I/O MR P3[0] 32 I/O MR P3[2] 33 I/O MR P3[4] 34 I/O MR P3[6] 35 Input XRES Active high external reset with internal pull-down 36 I/O MR P4[0] 37 I/O MR P4[2] 38 I/O MR P4[4] 39 Power VSS Ground Connection 40 I/O MR P2[0] SSOP 1 AI, MR, P0[7] AI, ML, P0[5] AI, ML, P0[3] AI, ML, P0[1] AI, ML, P2[7] EXTREF, ML, P2[5] ML, P2[3] ML, P2[1] NC I2C SCL, ML, P1[7] I2C SDA, ML, P1[5] ML, P1[3] XTALin, I2C SCL, ML, P1[1] VSS 2 3 5 6 7 8 9 10 11 12 13 14 VDD P0[6], MR, AI P0[4], MR, AI P0[2], MR, AI P0[0], MR, AI P2[6], MR, AI P2[4], MR P2[2], MR P2[0], MR XRES P1[6], MR P1[4], MR, EXTCLK P1[2], MR P1[0], MR, I2C SDA, XTALout ML, P4[5] ML, P4[3] ML, P4[1] ML, P3[7] ML, P3[5] ML, P3[3] ML, P3[1] NC VSS VDD NC NC P3[6], MR P3[4], MR P3[2], MR P3[0], MR P4[4], MR P4[2], MR P4[0], MR VSS 15 16 17 18 19 20 21 22 23 24 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 4 [+] Feedback |
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