ELECTRICAL CHARACTERISTICS: TA = +25°C with 4.5V ≤ VDD ≤ 18V, unless otherwise specified. Symbol Parameter Test Conditions Min Typ Max Unit Input VIH Logic 1 High Input Voltage 2.4 1.8 — V VIL Logic 0 Low Input Voltage — 1.3 0.8 V VIN (Max) Input Voltage Range –5 — VDD+0.3 V IIN Input Current 0V ≤ VIN ≤ VDD – 10 — 10 μA Output VOH High Output Voltage See Figure 1 VDD – 0.025 — — V VOL Low Output Voltage See Figure 1 — — 0.025 V RO Output Resistance, High IOUT = 10 mA, VDD = 18V — 2.1 2.8 Ω RO Output Resistance, Low IOUT = 10 mA, VDD = 18V — 1.5 2.5 Ω IPK Peak Output Current VDD = 18V (See Figure 5) — 6 — A IREV Latch-Up Protection Duty Cycle ≤ 2% 1.5 — — A Withstand Reverse Current t ≤ 300 μs Switching Time (Note 1) tR Rise Time Figure 1, CL = 2500 pF — 25 35 nsec tF Fall Time Figure 1, CL = 2500 pF — 25 35 nsec tD1 Delay Time Figure 1 — 55 75 nsec tD2 Delay Time Figure 1 — 55 75 nsec Power Supply IS Power Supply Current VIN = 3V — 0.45 1.5 mA VIN = 0V — 55 150 μA