JAJS488J January 2008 – March 2023 SN65HVD1785 , SN65HVD1786 , SN65HVD1787 , SN65HVD1791 , SN65HVD1792 , SN65HVD1793
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |||
---|---|---|---|---|---|---|---|---|
|VOD| | Driver differential output voltage magnitude | RS-485 with common-mode load, VCC > 4.75 V, see Figure 8-1 | TA ≤ 85°C | 1.5 | V | |||
TA ≤ 105°C | 1.4 | |||||||
RL = 54 Ω, 4.75 V ≤ VCC ≤ 5.25 V | 1.5 | 2 | ||||||
RL = 100 Ω, 4.75 V ≤ VCC ≤ 5.25 V | 2 | 2.5 | ||||||
Δ|VOD| | Change in magnitude of driver differential output voltage | RL = 54 Ω | –0.2 | 0 | 0.2 | V | ||
VOC(SS) | Steady-state common-mode output voltage | 1 | VCC/2 | 3 | V | |||
ΔVOC | Change in differential driver output common-mode voltage | –100 | 0 | 100 | mV | |||
VOC(PP) | Peak-to-peak driver common-mode output voltage | Center of two 27-Ω load resistors, see Figure 8-2 | 500 | mV | ||||
COD | Differential output capacitance | 23 | pF | |||||
VIT+ | Positive-going receiver differential input voltage threshold | VCM = –20 V to 25 V | –100 | –10 | mV | |||
VIT– | Negative-going receiver differential input voltage threshold | –200 | –150 | mV | ||||
VHYS | Receiver differential input voltage threshold hysteresis (VIT+ – VIT–) | 30 | 50 | mV | ||||
VOH | Receiver high-level output voltage | IOH = –8 mA | 2.4 | VCC – 0.3 | V | |||
IOH = –400 μA | 4 | |||||||
VOL | Receiver low-level output voltage | IOL = 8 mA | TA ≤ 85°C | 0.2 | 0.4 | V | ||
TA ≤ 105°C | 0.2 | 0.5 | ||||||
II | Driver input, driver enable, and receiver enable input current | –100 | 100 | μA | ||||
IOZ | Receiver output high-impedance current | VO = 0 V or VCC, RE at VCC | –1 | 1 | μA | |||
IOS | Driver short-circuit output current | –250 | 250 | mA | ||||
II | Bus input current (disabled driver) | VCC = 4.5 to 5.5 V or VCC = 0 V, DE at 0 V | 85, 86, 91, 92 | VI = 12 V | 75 | 125 | μA | |
VI = –7 V | –100 | –40 | ||||||
87, 93 | VI = 12 V | 500 | ||||||
VI = –7 V | –400 | |||||||
ICC | Supply current (quiescent) | Driver and receiver enabled | DE = VCC, RE = GND, no load | 4 | 6 | mA | ||
Driver enabled, receiver disabled | DE = VCC, RE = VCC, no load | 3 | 5 | |||||
Driver disabled, receiver enabled | DE = GND, RE = GND, no load | 2 | 4 | |||||
Driver and receiver disabled | DE = GND, D = open RE = VCC, no load | 0.5 | 5 | μA | ||||
Supply current (dynamic) | See Section 7.8 |