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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TPS65982ABZBHR датащи(PDF) 20 Page - Texas Instruments |
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TPS65982ABZBHR датащи(HTML) 20 Page - Texas Instruments |
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20 / 121 page  20 TPS65982 SLVSD02D – MARCH 2015 – REVISED JUNE 2019 www.ti.com Product Folder Links: TPS65982 Submit Documentation Feedback Copyright © 2015–2019, Texas Instruments Incorporated Port Data Multiplexer Switching Characteristics (continued) Recommended operating conditions; TA = –10 to 85°C unless otherwise noted PARAMETER TEST CONDITIONS MIN TYP MAX UNIT (2) The UART switch path connects from the UART buffers to the port pins. See Input/Output (I/O) Characteristics for buffer specifications. (3) See Port Data Multiplexer USB Endpoint Characteristics for the USB_EP specifications. LSX_R2P/P2R MULTIPLEXER PATH (1) LSX_RON On resistance of LSX_P2R/R2P to C_SBU1/2 Vi = 3.3 V, IO = 20 mA 8.5 17 Ω Vi = 1 V, IO = 20 mA 5.5 11 LSX_ROND On resistance difference between P and N paths of LSX path Vi = 1 V to 3.3 V, IO = 20 mA –0.3 0.3 Ω LSX_TON Switch on time from enable of LSX path Time from enable bit with charge pump off 150 μs Time from enable bit at charge pump steady state 10 LSX_TOFF Switch off time from disable of LSX path Time from disable bit at charge pump steady state 500 ns LSX_BW 3dB bandwidth of LSX path CL = 10 pF 200 MHz AUX MULTIPLEXER PATH (1) AUX_RON On resistance of AUX_P/N to C_SBU1/2 Vi = 3.3 V, IO = 20 mA 3.5 7 Ω Vi = 1 V, IO = 20 mA 2.5 5 AUX_ROND On resistance difference between P and N paths of AUX_P/N to C_SBU1/2 Vi = 1 V to 3.3 V, IO = 20 mA –0.25 0.25 Ω AUX_TON Switch on time from enable of AUX_P/N to C_SBU1/2 Time from enable bit with charge pump off 150 μs Time from enable bit at charge pump steady state 15 AUX_TOFF Switch off time from disable of AUX_P/N to C_SBU1/2 Time from disable bit at charge pump steady state 500 ns AUX_BW 3dB bandwidth of AUX_P/N to C_SBU1/2 path CL = 10 pF 200 MHz UART MULTIPLEXER PATH (2nd STAGE ONLY)(1)(2) UART_RON On resistance of UART buffers to C_USB_TP/TN/BP/BN or C_SBU1/2 Vi = 3.3 V, IO = 20 mA 3.1 12 Ω UART_TON Switch on time from enable of UART buffer C_USB_TP/TN/BP/BN or C_SBU1/2 path Time from enable bit with charge pump off 150 µs Time from enable bit at charge pump steady state 10 UART_TOFF Switch off time from disable of UART buffer path Time from disable bit at charge pump steady state 500 ns UART_BW 3dB bandwidth of UART buffer path CL = 10 pF 200 MHz USB_RP MULTIPLEXER PATH (1)(3) USB_RON On resistance of USB_RP to C_USB_TP/TN/BP/BN Vi = 3 V, IO = 20 mA 4.5 10 Ω Vi = 400 mV, IO = 20 mA 3 7 USB_ROND On resistance difference between P and N paths of USB_RP to C_USB_TP/TN/BP/BN Vi = 0.4 V to 3 V, IO = 20 mA –0.15 0.15 Ω USB_TON Switch on time from enable of USB USB_RP path Time from enable bit with charge pump off 150 µs Time from enable bit at charge pump steady state 15 USB_TOFF Switch off time from disable of USB_RP path Time from disable bit at charge pump steady state 500 ns USB_BW 3dB bandwidth of USB_RP path CL = 10 pF 850 MHz USB_ISO Off Isolation of USB_RP path RL = 50 Ω, VI = 800 mV, f = 240 MHz –19 dB USB_XTLK Channel to Channel crosstalk of USB_RP path RL = 50 Ω, f = 240 MHz –26 dB C_SBU1/2 OUTPUT R_SBU_OPEN Resistance of the open C_SBU1/2 paths Vi = 0 V to LDO_3V3 1 MΩ R_USB_OPEN Resistance of the open C_USB_T/B/P/N paths Vi = 0 V to LDO_3V3 1 MΩ |
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