microcontroller
R818
Symbol
Footprint
3D Model
Pin Map
| Pin | Name | Type | Mount | Shape | Width × Height (mm) |
|---|---|---|---|---|---|
| GND | ground | SMD | circle | 0.24×0.24 | |
| PH17 | passive | SMD | circle | 0.24×0.24 | |
| PH12 | passive | SMD | circle | 0.24×0.24 | |
| PH1 | passive | SMD | circle | 0.24×0.24 | |
| FEL | passive | SMD | circle | 0.24×0.24 | |
| PF2 | passive | SMD | circle | 0.24×0.24 | |
| GPADC1 | passive | SMD | circle | 0.24×0.24 | |
| MICIN2P | passive | SMD | circle | 0.24×0.24 | |
| MICINIP | passive | SMD | circle | 0.24×0.24 | |
| LINEOUTLP | passive | SMD | circle | 0.24×0.24 | |
| MIC_DET | passive | SMD | circle | 0.24×0.24 | |
| HPOUTR | passive | SMD | circle | 0.24×0.24 | |
| HPOUTL | passive | SMD | circle | 0.24×0.24 | |
| MCSIB_CKN | passive | SMD | circle | 0.24×0.24 | |
| MCSIA_CKP | passive | SMD | circle | 0.24×0.24 | |
| MCSIA_CKN | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| PH19 | passive | SMD | circle | 0.24×0.24 | |
| PH13 | passive | SMD | circle | 0.24×0.24 | |
| PH15 | passive | SMD | circle | 0.24×0.24 | |
| PH10 | passive | SMD | circle | 0.24×0.24 | |
| PH3 | passive | SMD | circle | 0.24×0.24 | |
| PH2 | passive | SMD | circle | 0.24×0.24 | |
| JTAG_SEL | passive | SMD | circle | 0.24×0.24 | |
| PF4 | passive | SMD | circle | 0.24×0.24 | |
| PF3 | passive | SMD | circle | 0.24×0.24 | |
| PF0 | passive | SMD | circle | 0.24×0.24 | |
| GPADC0 | passive | SMD | circle | 0.24×0.24 | |
| MICIN2N | passive | SMD | circle | 0.24×0.24 | |
| MICININ | passive | SMD | circle | 0.24×0.24 | |
| LINEOUTL | passive | SMD | circle | 0.24×0.24 | |
| MBIAS | passive | SMD | circle | 0.24×0.24 | |
| HBIAS | passive | SMD | circle | 0.24×0.24 | |
| HPOUTFB | passive | SMD | circle | 0.24×0.24 | |
| MCSIB_D1N | passive | SMD | circle | 0.24×0.24 | |
| MCSIB_CKP | passive | SMD | circle | 0.24×0.24 | |
| MCSIB_D0N | passive | SMD | circle | 0.24×0.24 | |
| MCSIA_D2N | passive | SMD | circle | 0.24×0.24 | |
| MCSIA_D3N | passive | SMD | circle | 0.24×0.24 | |
| MCSIA_D3N | passive | SMD | circle | 0.24×0.24 | |
| PH14 | passive | SMD | circle | 0.24×0.24 | |
| PH18 | passive | SMD | circle | 0.24×0.24 | |
| PH16 | passive | SMD | circle | 0.24×0.24 | |
| PH7 | passive | SMD | circle | 0.24×0.24 | |
| PH5 | passive | SMD | circle | 0.24×0.24 | |
| PH4 | passive | SMD | circle | 0.24×0.24 | |
| PH0 | passive | SMD | circle | 0.24×0.24 | |
| PF5 | passive | SMD | circle | 0.24×0.24 | |
| PF1 | passive | SMD | circle | 0.24×0.24 | |
| PF6 | passive | SMD | circle | 0.24×0.24 | |
| HP_DET | passive | SMD | circle | 0.24×0.24 | |
| CPVIN | passive | SMD | circle | 0.24×0.24 | |
| CPVDD | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| MCSIB_D1P | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| MCSIB_D0P | passive | SMD | circle | 0.24×0.24 | |
| MCSIA_D2P | passive | SMD | circle | 0.24×0.24 | |
| MCSIA_D1N | passive | SMD | circle | 0.24×0.24 | |
| MCSIA_D1P | passive | SMD | circle | 0.24×0.24 | |
| PB5 | passive | SMD | circle | 0.24×0.24 | |
| PB4 | passive | SMD | circle | 0.24×0.24 | |
| PB1 | passive | SMD | circle | 0.24×0.24 | |
| PB3 | passive | SMD | circle | 0.24×0.24 | |
| PH11 | passive | SMD | circle | 0.24×0.24 | |
| PH9 | passive | SMD | circle | 0.24×0.24 | |
| AGND | ground | SMD | circle | 0.24×0.24 | |
| AVCC | passive | SMD | circle | 0.24×0.24 | |
| VEE | passive | SMD | circle | 0.24×0.24 | |
| VCC_MCSI | power | SMD | circle | 0.24×0.24 | |
| PE3 | passive | SMD | circle | 0.24×0.24 | |
| MCSIN_D0N | passive | SMD | circle | 0.24×0.24 | |
| MCSIN_D0P | passive | SMD | circle | 0.24×0.24 | |
| PB8 | passive | SMD | circle | 0.24×0.24 | |
| PB7 | passive | SMD | circle | 0.24×0.24 | |
| PB6 | passive | SMD | circle | 0.24×0.24 | |
| PB0 | passive | SMD | circle | 0.24×0.24 | |
| VCC_IO | power | SMD | circle | 0.24×0.24 | |
| PH8 | passive | SMD | circle | 0.24×0.24 | |
| LRADC | passive | SMD | circle | 0.24×0.24 | |
| VRA2 | passive | SMD | circle | 0.24×0.24 | |
| CPVEE | passive | SMD | circle | 0.24×0.24 | |
| VCC_PE | power | SMD | circle | 0.24×0.24 | |
| PE1 | passive | SMD | circle | 0.24×0.24 | |
| PE9 | passive | SMD | circle | 0.24×0.24 | |
| PE7 | passive | SMD | circle | 0.24×0.24 | |
| PE0 | passive | SMD | circle | 0.24×0.24 | |
| PB9 | passive | SMD | circle | 0.24×0.24 | |
| PB10 | passive | SMD | circle | 0.24×0.24 | |
| PH6 | passive | SMD | circle | 0.24×0.24 | |
| BOOT_SEL | passive | SMD | circle | 0.24×0.24 | |
| VRA1 | passive | SMD | circle | 0.24×0.24 | |
| PE6 | passive | SMD | circle | 0.24×0.24 | |
| PE8 | passive | SMD | circle | 0.24×0.24 | |
| PG2 | passive | SMD | circle | 0.24×0.24 | |
| PG4 | passive | SMD | circle | 0.24×0.24 | |
| PG3 | passive | SMD | circle | 0.24×0.24 | |
| PB2 | passive | SMD | circle | 0.24×0.24 | |
| PG11 | passive | SMD | circle | 0.24×0.24 | |
| PG12 | passive | SMD | circle | 0.24×0.24 | |
| PE5 | passive | SMD | circle | 0.24×0.24 | |
| PE2 | passive | SMD | circle | 0.24×0.24 | |
| PE4 | passive | SMD | circle | 0.24×0.24 | |
| USB0_DM | passive | SMD | circle | 0.24×0.24 | |
| USB0_DP | passive | SMD | circle | 0.24×0.24 | |
| PG1 | passive | SMD | circle | 0.24×0.24 | |
| PG5 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| VDD_SYSFB | power | SMD | circle | 0.24×0.24 | |
| VSS_SYS | passive | SMD | circle | 0.24×0.24 | |
| VSS_SYS | passive | SMD | circle | 0.24×0.24 | |
| VSS_SYS | passive | SMD | circle | 0.24×0.24 | |
| VSS_SYS | passive | SMD | circle | 0.24×0.24 | |
| USB1_DM | passive | SMD | circle | 0.24×0.24 | |
| USB1_DP | passive | SMD | circle | 0.24×0.24 | |
| PG10 | passive | SMD | circle | 0.24×0.24 | |
| PG0 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| PG13 | passive | SMD | circle | 0.24×0.24 | |
| PG7 | passive | SMD | circle | 0.24×0.24 | |
| VCC_PG | power | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| VDD_SYS | power | SMD | circle | 0.24×0.24 | |
| VDD_USB | power | SMD | circle | 0.24×0.24 | |
| VCC_EFUSE | power | SMD | circle | 0.24×0.24 | |
| VCC_USB | power | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| PC11 | passive | SMD | circle | 0.24×0.24 | |
| PC15 | passive | SMD | circle | 0.24×0.24 | |
| PG6 | passive | SMD | circle | 0.24×0.24 | |
| PG8 | passive | SMD | circle | 0.24×0.24 | |
| VDD_CPU | power | SMD | circle | 0.24×0.24 | |
| VDD_CPU | power | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| PC14 | passive | SMD | circle | 0.24×0.24 | |
| PC10 | passive | SMD | circle | 0.24×0.24 | |
| PL8 | passive | SMD | circle | 0.24×0.24 | |
| PL7 | passive | SMD | circle | 0.24×0.24 | |
| PG9 | passive | SMD | circle | 0.24×0.24 | |
| VCC_PL | power | SMD | circle | 0.24×0.24 | |
| VCC_RTC | power | SMD | circle | 0.24×0.24 | |
| PL1 | passive | SMD | circle | 0.24×0.24 | |
| VDD_CPU | power | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| VCC_PC | power | SMD | circle | 0.24×0.24 | |
| PC12 | passive | SMD | circle | 0.24×0.24 | |
| PC16 | passive | SMD | circle | 0.24×0.24 | |
| PC13 | passive | SMD | circle | 0.24×0.24 | |
| PC6 | passive | SMD | circle | 0.24×0.24 | |
| PC4 | passive | SMD | circle | 0.24×0.24 | |
| PL11 | passive | SMD | circle | 0.24×0.24 | |
| PL9 | passive | SMD | circle | 0.24×0.24 | |
| VDD_CPU | power | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| PC2 | passive | SMD | circle | 0.24×0.24 | |
| PC3 | passive | SMD | circle | 0.24×0.24 | |
| PL3 | passive | SMD | circle | 0.24×0.24 | |
| PL6 | passive | SMD | circle | 0.24×0.24 | |
| PL5 | passive | SMD | circle | 0.24×0.24 | |
| VDD_CPUS | power | SMD | circle | 0.24×0.24 | |
| PL0 | passive | SMD | circle | 0.24×0.24 | |
| VCC_PLL | power | SMD | circle | 0.24×0.24 | |
| VDD_CPU | power | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| VCC_LVDS0 | power | SMD | circle | 0.24×0.24 | |
| PC0 | passive | SMD | circle | 0.24×0.24 | |
| PC7 | passive | SMD | circle | 0.24×0.24 | |
| PC9 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| PC5 | passive | SMD | circle | 0.24×0.24 | |
| RTC_VIO | passive | SMD | circle | 0.24×0.24 | |
| PL2 | passive | SMD | circle | 0.24×0.24 | |
| VDD_CPUFB | power | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| PC8 | passive | SMD | circle | 0.24×0.24 | |
| PC1 | passive | SMD | circle | 0.24×0.24 | |
| DXOUT | passive | SMD | circle | 0.24×0.24 | |
| DXIN | passive | SMD | circle | 0.24×0.24 | |
| REFCLK_OUT | passive | SMD | circle | 0.24×0.24 | |
| PL4 | passive | SMD | circle | 0.24×0.24 | |
| NMI | passive | SMD | circle | 0.24×0.24 | |
| RESET | input | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| VCC_DRAM | power | SMD | circle | 0.24×0.24 | |
| VCC_DRAM | power | SMD | circle | 0.24×0.24 | |
| VCC_DRAM | power | SMD | circle | 0.24×0.24 | |
| VCC_DRAM | power | SMD | circle | 0.24×0.24 | |
| VCC_DRAM | power | SMD | circle | 0.24×0.24 | |
| VCC_DRAM | power | SMD | circle | 0.24×0.24 | |
| VDD18_DRAM | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| VCC_PD | power | SMD | circle | 0.24×0.24 | |
| PD23 | passive | SMD | circle | 0.24×0.24 | |
| PD22 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| PD10 | passive | SMD | circle | 0.24×0.24 | |
| PD11 | passive | SMD | circle | 0.24×0.24 | |
| X32KIN | passive | SMD | circle | 0.24×0.24 | |
| X32KOUT | passive | SMD | circle | 0.24×0.24 | |
| PD12 | passive | SMD | circle | 0.24×0.24 | |
| PD13 | passive | SMD | circle | 0.24×0.24 | |
| DXLDO_OUT | passive | SMD | circle | 0.24×0.24 | |
| WREQIN | passive | SMD | circle | 0.24×0.24 | |
| X32KFOUT | passive | SMD | circle | 0.24×0.24 | |
| PL10 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| SDQM0 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| SDQM3 | passive | SMD | circle | 0.24×0.24 | |
| SA4 | passive | SMD | circle | 0.24×0.24 | |
| SA3 | passive | SMD | circle | 0.24×0.24 | |
| SRST | passive | SMD | circle | 0.24×0.24 | |
| PD21 | passive | SMD | circle | 0.24×0.24 | |
| PD20 | passive | SMD | circle | 0.24×0.24 | |
| PD17 | passive | SMD | circle | 0.24×0.24 | |
| PD16 | passive | SMD | circle | 0.24×0.24 | |
| PD14 | passive | SMD | circle | 0.24×0.24 | |
| PD15 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| SDQ1 | passive | SMD | circle | 0.24×0.24 | |
| SDQ26 | passive | SMD | circle | 0.24×0.24 | |
| SDQ31 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| PD0 | passive | SMD | circle | 0.24×0.24 | |
| PD1 | passive | SMD | circle | 0.24×0.24 | |
| SDQ4 | passive | SMD | circle | 0.24×0.24 | |
| SDQ6 | passive | SMD | circle | 0.24×0.24 | |
| SDQ7 | passive | SMD | circle | 0.24×0.24 | |
| SDQ5 | passive | SMD | circle | 0.24×0.24 | |
| SDQ3 | passive | SMD | circle | 0.24×0.24 | |
| SDQ25 | passive | SMD | circle | 0.24×0.24 | |
| SDQ29 | passive | SMD | circle | 0.24×0.24 | |
| SA5 | passive | SMD | circle | 0.24×0.24 | |
| SBA0 | passive | SMD | circle | 0.24×0.24 | |
| SA7 | passive | SMD | circle | 0.24×0.24 | |
| PD19 | passive | SMD | circle | 0.24×0.24 | |
| PD18 | passive | SMD | circle | 0.24×0.24 | |
| PD2 | passive | SMD | circle | 0.24×0.24 | |
| PD3 | passive | SMD | circle | 0.24×0.24 | |
| SDQS0P | passive | SMD | circle | 0.24×0.24 | |
| SDOS0N | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| SDQ2 | passive | SMD | circle | 0.24×0.24 | |
| SDQ0 | passive | SMD | circle | 0.24×0.24 | |
| SDQ27 | passive | SMD | circle | 0.24×0.24 | |
| SD024 | passive | SMD | circle | 0.24×0.24 | |
| SA6 | passive | SMD | circle | 0.24×0.24 | |
| SBA1 | passive | SMD | circle | 0.24×0.24 | |
| SA12 | passive | SMD | circle | 0.24×0.24 | |
| SZQ | passive | SMD | circle | 0.24×0.24 | |
| PD6 | passive | SMD | circle | 0.24×0.24 | |
| PD7 | passive | SMD | circle | 0.24×0.24 | |
| SDQ8 | passive | SMD | circle | 0.24×0.24 | |
| SDQ15 | passive | SMD | circle | 0.24×0.24 | |
| SDQ14 | passive | SMD | circle | 0.24×0.24 | |
| SDQ13 | passive | SMD | circle | 0.24×0.24 | |
| SDQM1 | passive | SMD | circle | 0.24×0.24 | |
| SDQ22 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| SDQ18 | passive | SMD | circle | 0.24×0.24 | |
| SDQM2 | passive | SMD | circle | 0.24×0.24 | |
| SDQS3N | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| SA2 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| SCKP | passive | SMD | circle | 0.24×0.24 | |
| SCKE1 | passive | SMD | circle | 0.24×0.24 | |
| SCKE0 | passive | SMD | circle | 0.24×0.24 | |
| SA0 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| SA9 | passive | SMD | circle | 0.24×0.24 | |
| SACT | passive | SMD | circle | 0.24×0.24 | |
| SODT0 | passive | SMD | circle | 0.24×0.24 | |
| PD4 | passive | SMD | circle | 0.24×0.24 | |
| PD5 | passive | SMD | circle | 0.24×0.24 | |
| SDQ10 | passive | SMD | circle | 0.24×0.24 | |
| SDOS1P | passive | SMD | circle | 0.24×0.24 | |
| SDQ11 | passive | SMD | circle | 0.24×0.24 | |
| SDQ9 | passive | SMD | circle | 0.24×0.24 | |
| SD021 | passive | SMD | circle | 0.24×0.24 | |
| SDQ23 | passive | SMD | circle | 0.24×0.24 | |
| SDOS2P | passive | SMD | circle | 0.24×0.24 | |
| SDQ19 | passive | SMD | circle | 0.24×0.24 | |
| SDQ17 | passive | SMD | circle | 0.24×0.24 | |
| SDQS3P | passive | SMD | circle | 0.24×0.24 | |
| SDQ30 | passive | SMD | circle | 0.24×0.24 | |
| SA15 | passive | SMD | circle | 0.24×0.24 | |
| SA1 | passive | SMD | circle | 0.24×0.24 | |
| SCKN | passive | SMD | circle | 0.24×0.24 | |
| SA16 | passive | SMD | circle | 0.24×0.24 | |
| SA13 | passive | SMD | circle | 0.24×0.24 | |
| SBG0 | passive | SMD | circle | 0.24×0.24 | |
| SA8 | passive | SMD | circle | 0.24×0.24 | |
| SCS1 | passive | SMD | circle | 0.24×0.24 | |
| SBG1 | passive | SMD | circle | 0.24×0.24 | |
| PD8 | passive | SMD | circle | 0.24×0.24 | |
| PD9 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| SDQS1N | passive | SMD | circle | 0.24×0.24 | |
| SDQ12 | passive | SMD | circle | 0.24×0.24 | |
| SDQ20 | passive | SMD | circle | 0.24×0.24 | |
| SDQS2N | passive | SMD | circle | 0.24×0.24 | |
| SDQ16 | passive | SMD | circle | 0.24×0.24 | |
| SDQ28 | passive | SMD | circle | 0.24×0.24 | |
| SA14 | passive | SMD | circle | 0.24×0.24 | |
| SCS0 | passive | SMD | circle | 0.24×0.24 | |
| SA10 | passive | SMD | circle | 0.24×0.24 | |
| SA11 | passive | SMD | circle | 0.24×0.24 | |
| SODT1 | passive | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 | |
| GND | ground | SMD | circle | 0.24×0.24 |
Save parts to a list and design PCBs from them
Details
- Category
- microcontroller
- MPN
- R818
- Manufacturer
- Allwinner Tech
- Package
- LFBGA-346(12x12)
- Footprint
- LFBGA-346_L12.0-W12.0-P0.50-TL_ALLWINNER_A133
- JLCPCB
- C5720369
- LCSC
- C5720369
- Lifecycle
- active
- Mounting
- SMT
- RoHS
- Compliant
- MSL
- MSL 3
JLCPCB Stock & Pricing
In Stock(356 pcs)
1-9 pcs$6.1847
10-29 pcs$5.9052
30-99 pcs$5.7333
100-101 pcs$5.5904
102-103 pcs$5.5904
104+ pcs$5.5904