 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
LTC1387I Datasheet(PDF) 3 Page - Linear Technology |
|
||||||||||||||||||||||||||||||
LTC1387I Datasheet(HTML) 3 Page - Linear Technology |
|
|
3 / 12 page  3 LTC1387 DC ELECTRICAL CHARACTERISTICS TA = 25°C, VCC = 5V, C1 = C2 = C3 = C4 = 0.1µF (Notes 2, 3), unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS RS485 Receiver (485/232 = High, ON = RXEN = High) VTH Differential Input Threshold Voltage – 7V ≤ VCM ≤ 12V q – 0.20 0.20 V ∆VTH Input Hysteresis VCM = 0V 40 mV IIN Input Current (A, B) VIN = 12V q 1mA VIN = – 7V q – 0.8 mA RIN Input Resistance – 7V ≤ VIN ≤ 12V q 12 24 k Ω RS232 Receiver (485/232 = Low, ON = RXEN = High) VTH Receiver Input Voltage Threshold Input Low Threshold q 0.8 V Input High Threshold q 2.4 V ∆VTH Receiver Input Hysteresis 0.6 V RIN Receiver Input Resistance VIN = ±10V 3 5 7 k Ω Receiver Output (ON = RXEN = High) VOH Receiver Output High Voltage IO = – 3mA, VIN = 0V, 485/232 = Low q 3.5 4.6 V VOL Receiver Output Low Voltage IO = 3mA, VIN = 3V, 485/232 = Low q 0.2 0.4 V IOSR Short-Circuit Current 0V ≤ VO ≤ VCC q 785 mA IOZR Three-State Output Current RXEN = 0V q ±0.1 ±10 µA Power Supply Generator VDD VDD Output Voltage No Load, ON = DXEN = RXEN = High 8 V IDD = – 5mA, ON = DXEN = RXEN = High 7 V VEE VEE Output Voltage No Load, ON = DXEN = RXEN = High – 7.7 V IEE = 5mA, ON = DXEN = RXEN = High – 7.0 V Power Supply ICC VCC Supply Current No Load, ON = DXEN = RXEN = High q 725 mA Shutdown, ON = DXEN = RXEN = 0V q 5 100 µA AC ELECTRICAL CHARACTERISTICS TA = 25°C, VCC = 5V, C1 = C2 = C3 = C4 = 0.1µF (Notes 2, 3), unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS RS232 Mode (ON = DXEN = RXEN = High, 485/232 = Low) SR Slew Rate Figure 4, RL = 3k, CL = 15pF q 30 V/ µs Figure 4, RL = 3k, CL = 1000pF q 4V/ µs tT Transition Time Figure 4, RL = 3k, CL = 2500pF q 0.22 1.9 3.1 µs tPLH Driver Input to Output Figures 4, 10, RL = 3k, CL = 15pF q 0.6 4 µs tPHL Driver Input to Output Figures 4, 10, RL = 3k, CL = 15pF q 0.6 4 µs tPLH Receiver Input to Output Figures 5, 11 q 0.3 6 µs tPHL Receiver Input to Output Figures 5, 11 q 0.4 6 µs RS485 Mode (Fast Slew Rate, ON = DXEN = High, 485/232 = High, SLEW = High) tPLH Driver Input to Output Figures 2, 7, RL = 54Ω, CL = 100pF q 15 40 70 ns tPHL Driver Input to Output Figures 2, 7, RL = 54Ω, CL = 100pF q 15 40 70 ns tSKEW Driver Output to Output Figures 2, 7, RL = 54Ω, CL = 100pF q 515 ns tr, tf Driver Rise or Fall Time Figures 2, 7, RL = 54Ω, CL = 100pF q 315 40 ns |
Similar Part No. - LTC1387I |
|
Similar Description - LTC1387I |
|
|
|
Link URL |
| Privacy Policy |
| ALLDATASHEET.COM |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
