s Typical power dissipation 145 mW s Count frequency 42 MHz Ordering Code: Order Number DM7490AN Package Number N14A Package Description 14-Lead Plastic Dual-In-Line Pac.

To use the maximum count length (decade or four-bit binary), the B input is connected to the QA output. The input count.

The DM7490A monolithic counter contains four masterslave flip-flops and additional gating to provide a divide-bytwo counter and a three-stage binary counter for which the count cycle length is divide-by-five. The counter has a gated zero reset and al.

7490100123

7490A

7491

7492

7493

7493A

7495A

7496

749DX

740

740-12-1A-xxxx-xx

740-12-1C-xxxx-xx

740-24-1A-xxxx-xx

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