XR21V1414IM-0B-EB
XR21V1414IM-0B-EB Datasheet
XR21V1414 EVALUATION BOARD USER’S MANUAL
| Part | Datasheet |
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XR21V1414IM-0B-EB |
XR21V1414IM-0B-EB (pdf) |
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| XR21V1414 EVALUATION BOARD USER’S MANUAL INTRODUCTION This user’s manual is for the XR21V1414 evaluation board. It will describe the hardware setup required to operate the part. OVERVIEW The XR21V1414 evaluation board has one 48-TQFP package on it. Figure 1 shows a top view of XR21V1414 evaluation board layout. FIGURE TOP VIEW OF XR21V1414 EVALUATION BOARD LAYOUT XR21V1414 EVALUATION BOARD USER’S MANUAL Figure 2 shows a bottom view of XR21V1414 evaluation board layout. FIGURE BOTTOM VIEW OF XR21V1414 EVALUATION BOARD LAYOUT XR21V1414 EVALUATION BOARD USER’S MANUAL Evaluation Board Components Table 1 below lists some of the components installed on the evaluation boards. The default setting is RS-232 mode. TABLE 1 COMPONENTS OF THE XR21V1414 EVALUATION BOARD UNIT LOCATION PART FUNCTION XRP6657IHBTR-F-DFN6 Exar’s voltage converter to step down voltage from 5V to 3.3V. AT24C02B-PU-DIP8 I2C EEPROM. XR21V1414IM48 Exar’s 4 channel USB UART. Bottom NC7SZ14M5X-SOT-23-5 Invert LowPower suspend signal. Bottom SN74LVC2G53DCTR-SM8 Switch UART TXA signal into either RS-232 or RS-485 transceiver. Bottom SN74LVC2G53DCTR-SM8 Switch UART TXB signal into either RS-232 or RS-485 transceiver. Bottom SN74LVC2G53DCTR-SM8 Switch RXA signal from either RS-232 or RS-485 trans- ceiver. Bottom SN74LVC2G53DCTR-SM8 Switch RXB signal from either RS-232 or RS-485 trans- ceiver. Bottom SN74LVC2G53DCTR-SM8 Switch UART TXC signal into either RS-232 or RS-485 transceiver. Bottom SN74LVC2G53DCTR-SM8 Switch UART TXD signal into either RS-232 or RS-485 transceiver. |
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