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TRS3232E 器件由两个线路驱动器、两个线路接收器和一个双电荷泵电路组成,具有引脚对引脚(串行端口连接引脚,包括 GND)±15kV IEC ESD 保护。
该器件符合 TIA/EIA-232-F 的要求并在异步通信控制器与串行端口连接器之间提供电气接口。电荷泵和四个小型外部电容器支持由单个 3V 至 5.5V 电源供电。这些器件以高达 250kbps 的数据信号传输速率和最高 30V/µs 的驱动器输出压摆率运行。
器件型号 | 封装(1) | 封装尺寸(2) |
---|---|---|
TRS3232E | SOIC(D,16) | 9.9mm × 6mm |
SSOP(DB,16) | 6.2mm × 7.8mm | |
SOIC(DW,16) | 10.3mm × 10.3mm | |
TSSOP(PW,16) | 5mm × 6.4mm | |
VQFN(RGT,16) | 3mm x 3mm | |
SOT-23-THN(DYY,16) | 4.2mm × 2mm |
PIN | TYPE | DESCRIPTION | ||
---|---|---|---|---|
NAME | NO. | RGT | ||
C1+ | 1 | 16 | — | Positive lead of C1 capacitor |
C1– | 3 | 1 | — | Negative lead of C1 capacitor |
C2+ | 4 | 2 | — | Positive lead of C2 capacitor |
C2– | 5 | 3 | — | Negative lead of C2 capacitor |
DIN1 | 11 | 9 | I | Logic data input (from UART) |
DIN2 | 10 | 8 | I | Logic data input (from UART) |
DOUT2 | 7 | 5 | O | RS232 line data output (to remote RS232 system) |
DOUT1 | 14 | 12 | O | RS232 line data output (to remote RS232 system) |
GND | 15 | 13 | — | Ground |
RIN1 | 13 | 11 | I | RS232 line data input (from remote RS232 system) |
RIN2 | 8 | 6 | I | RS232 line data input (from remote RS232 system) |
ROUT2 | 9 | 7 | O | Logic data output (to UART) |
ROUT1 | 12 | 10 | O | Logic data output (to UART) |
V+ | 2 | 15 | O | Positive charge pump output for storage capacitor only |
V– | 6 | 4 | O | Negative charge pump output for storage capacitor only |
VCC | 16 | 14 | — | Supply voltage, connect to external 3-V to 5.5-V power supply |
Thermal Pad | Yes | — | Thermal pad for improving heat dissipation. Can be connected to GND or left floating. |
MIN | MAX | UNIT | |||
---|---|---|---|---|---|
VCC | Supply voltage(2) | –0.3 | 6 | V | |
V+ | Positive output supply voltage(2) | –0.3 | 7 | V | |
V– | Negative output supply voltage(2) | 0.3 | –7 | V | |
V+ – V– | Supply voltage difference(2) | 13 | V | ||
VI | Input voltage | Drivers | –0.3 | 6 | V |
Receivers | –25 | 25 | V | ||
VO | Output voltage | Drivers | –13.2 | 13.2 | V |
Receivers | –0.3 | VCC + 0.3 | V | ||
TJ | Operating virtual junction temperature | 150 | °C | ||
Tstg | Storage temperature | –65 | 150 | °C |
VALUE | UNIT | ||||
---|---|---|---|---|---|
V(ESD) | Electrostatic discharge | Human body model (HBM), per ANSI/ESDA/JEDEC JS-001(1) | All pins except RIN1, RIN2, DOUT1 and DOUT2 | ±2000 | V |
Pins RIN1, RIN2, DOUT1 and DOUT2 | ±15000 | ||||
Charged-device model (CDM), per JEDEC specification JESD22-C101(2) | All pins | ±1500 |