PM861AK01 3BSE018157R6系统模块卡件
支持的波特率波特率（bps）波特率（bps）波特率（Mbps）波特率（kbps）波特率（bps）75 1200 7200 38400 110 1800 9600 56000 150 2400 14400 57600 300 3600 19200 115200 600 4800 28800注意：芯片规格范围内的其他波特率支持可通过驱动程序自定义请求添加。有关更多信息，请联系Prolific。发布日期：2018年3月27日DS_PL2303SA_d20180327_v1.2.0.doc PL2303SA产品数据表-11-文档版本1.2.0 7.0应用参考电路图以下是使用PL2303SB作为简单USB到TXD/RXD串行转换器的示例。注意，引脚3（RS232 VDD）是串行端口信号的电源引脚。如果引脚3为3.3V，则串行端口为3.3V。如果引脚3为2.5V，则串行端口为2.5V。电压范围为1.8V～3.3V。有关更多PCB设计支持，请联系Prolific FAE。图7-1 PL2303SA参考示意图发布日期：2013年3月27日，2018 DS_PL2303SA_d20180327_1.2.0.doc PL2303SA产品数据表-12-文件版本1.2.0 8.0 DC和温度特性8.1绝对最大额定值表8-1绝对最大额定电压项目额定值电源电压-VDD_5-0.3至6.5 V输入电压3.3V I/O-0.3至VO_33+0.3 V输入电压3.3 V I/O，5V容差I/O-0.3到VDD_5+0.3 V输出电压3.3V I/O-0.3至VDD_5+0.3 V存储温度-40至150°C 8.2 DC特性8.2.1工作电压和悬浮电流表8-2a工作电压和悬置电流参数符号最小类型最大单位工作电压范围VDD_5 4.5 5 6.5 V调节器输出电压VO_33 2.97 3.3 3.63 V工作电流（1）（功耗）IDD-20 25 mA悬浮电流ISUS-260 450 mA（1）–否设备已连接。8.2.2 3.3V I/O引脚表8-2b 3.3V I/O插脚参数符号最小类型最大单位输出驱动能力IDD 4 mA电源用于3.3V I/O插针VO_33 2.97 3.3 3.63 V输入电压（CMOS）低-高VIL VIH-0.7*VO_33---0.3*VO_33-V V输入电压，2018 DS_PL2303SA_d20180327_1.2.0.doc PL2303SA产品数据表-13-文件版本1.2.0 8.2.3串行I/O引脚表8-2cVDD_325@3.3V串行I/O引脚参数符号最小类型最大单位输出驱动能力IDD串行I/O引脚的8 mA电源VDD_325 2.97 3.3 3.63 V输入电压低高VIL VIH--0.7*VDD_325--0.25*VDD_325--V V输出电压低高VOL VOH--2.4--0.4--V V表8-2dVDD_325@2.5V串行I/O引脚参数符号最小类型最大单位输出驱动
Supported Baud Rates Baud Rates (bps) Baud Rates (bps) Baud Rates (bps) Baud Rates (bps) 75 1200 7200 38400 110 1800 9600 56000 150 2400 14400 57600 300 3600 19200 115200 600 4800 28800 NOTE: Additional baud rate support within the chip specification range can be added by driver customization request. Contact Prolific for more information. Released Date: March 27, 2018 DS_PL2303SA_d20180327_v1.2.0.doc PL2303SA Product Datasheet - 11 - Document Version 1.2.0 7.0 Application Reference Circuit Diagram Following is an example of using the PL2303SA as a simple USB to TXD/RXD serial converter. Note that Pin 3 (RS232 VDD) is the power pin for the serial port signals. If Pin 3 is 3.3V, the serial port is 3.3V. If Pin 3 is 2.5V, the serial port is 2.5V. The range can be from 1.8V~3.3V. Contact Prolific FAE for more PCB design support. Figure 7-1 PL2303SA Reference Schematic Diagram Released Date: March 27, 2018 DS_PL2303SA_d20180327_v1.2.0.doc PL2303SA Product Datasheet - 12 - Document Version 1.2.0 8.0 DC & Temperature Characteristics 8.1 Absolute Maximum Ratings Table 8-1 Absolute Maximum Ratings Items Ratings Power Supply Voltage - VDD_5 -0.3 to 6.5 V Input Voltage of 3.3V I/O -0.3 to VO_33+0.3 V Input Voltage of 3.3V I/O with 5V Tolerance I/O -0.3 to VDD_5+0.3V Output Voltage of 3.3V I/O -0.3 to VDD_5 +0.3 V Storage Temperature -40 to 150 o C 8.2 DC Characteristics 8.2.1 Operating Voltage and Suspend Current Table 8-2a Operating Voltage and Suspend Current Parameter Symbol Min Typ Max Unit Operating Voltage Range VDD_5 4.5 5 6.5 V Output Voltage of Regulator VO_33 2.97 3.3 3.63 V Operating Current(1) (Power Consumption) IDD - 20 25 mA Suspend Current ISUS - 260 450 mA (1) – No device connected. 8.2.2 3.3V I/O Pins Table 8-2b 3.3V I/O Pins Parameter Symbol Min Typ Max Unit Output Driving Capability IDD 4 mA Power Supply for 3.3V I/O Pins VO_33 2.97 3.3 3.63 V Input Voltage (CMOS) Low High VIL VIH -- 0.7* VO_33 -- -- 0.3* VO_33 -- V V Input Voltage (LVTTL) Low High VIL VIH -- 2.0 -- -- 0.8 -- V V Output Voltage, 3.3V Low High VOL VOH -- 2.4 -- -- 0.4 -- V V Released Date: March 27, 2018 DS_PL2303SA_d20180327_v1.2.0.doc PL2303SA Product Datasheet - 13 - Document Version 1.2.0 8.2.3 Serial I/O Pins Table 8-2c VDD_325@3.3V Serial I/O Pins Parameter Symbol Min Typ Max Unit Output Driving Capability IDD 8 mA Power Supply for Serial I/O Pins VDD_325 2.97 3.3 3.63 V Input Voltage Low High VIL VIH -- 0.7* VDD_325 -- -- 0.25* VDD_325 -- V V Output Voltage Low High VOL VOH -- 2.4 -- -- 0.4 -- V V Table 8-2d VDD_325@2.5V Serial I/O Pins Parameter Symbol Min Typ Max Unit Output Driving
