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electronics and communication engineering digital electronics
1. When a TTL is driving an CMOS gates it is necessary to ensure that
(A): V0H (for TTL) ≤ VIH (for CMOS)
(B): V0L (for TTL) ≥ VIL (for CMOS)
(C): V0L (for TTL) ≥ VIL (for CMOS) and V0H (for TTL) ≤ VIH (for CMOS)
(D): VOL(for TTL) ≤ VIL (for CMOS) and V0H (for TTL) ≥ VIH (for CMOS)
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