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Summary of Contents for Cermetek CH1787
- Page 1 CH1787 Small Functional Modem ermetek microelectronics...
- Page 2 NVRAM Speaker Interface Ω Ω Speed and Parity Selection...
- Page 3 POWER SUPPLY MECHANICAL RELAY ONLY. A ZERO IMPEDANCE SWITCH MAY REPLACE THE RELAY AND TRANSISTOR CIRCUIT. ENABLE RXA 4.7K 2N2222 1N914 +15V RING CH1787 TL064 2.2uF 0.1uF nonpolar 0.1uF 0.1uF SPKR 63.4K VOICE OR DTMF SIGNAL SLEEP 0.1uF µ µ...
- Page 4 Table 1. CH1787 Pin Descriptions Note: (1) If VCC has a slow power up ramp time, the internal reset may be ineffective.
- Page 10 Table 4. CH1787 System Data Mode Compatibility Specifications...
- Page 13 Table 8. Temperature Options ermetek microelectronics ©...
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