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HM6818A - Real Time Clock Plus RAM
HM9187 - Tone Dialer
HM9114C - Tone / Pulse Switchable and 15 Memory Dialer
HM9114A - Tone / Pulse Switchable and 15 Memory Dialer
HM9114 - Tone / Pulse Switchable and 15 Memory Dialer
HM23C256 - 32K x 8 Mask ROM
HM23C256A - 32K x 8 Mask ROM
