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EM91710B Datasheet(PDF) 8 Page - ELAN Microelectronics Corp |
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EM91710B Datasheet(HTML) 8 Page - ELAN Microelectronics Corp |
8 / 19 page * This specification are subject to be changed without notice. EM91710A/B TONE/PULSE SWITCHABLE DIALER 8 9.30.1997 ABSOLUTE MAXIMUM RATINGS (Ambient Temperature is 25 °C, All voltage referenced to V SS. ) Parameter Sym. Ratings Unit Power Supply Voltage V DD 6.0 V Input Voltage Range V IN -0.3 ~ V DD + 0.3 V Operating Temperature T OPR 0 ~ 50 ˚C Storage Temperate T STO -55 ~125 ˚C Power Dissipation P D 500 mw ELECTRICAL CHARACTERISTICS (I) (Ambient Temperature is 25 °C, All voltage referenced to V SS , VDD = 2.5V, unless otherwise noted .) (General purpose specification, fosc. = 3.579545 MHz) Parameter Sym. Conditions Min. Typ. Max. Unit Tone 2.5 - 5.5 Pulse 2.0 - 5.5 V Memory retension 1.0 - 5.5 Tone - 0.6 2 mA Pulse - 0.2 0.5 mA ON-HOOK, No Keypad entry - 0.1 1 µA ON-HOOK, V DD = 1.0V - 0.1 0.2 µA V SS - 0.3V DD V 0.7V DD -V DD V Vxmute = 6.0V - - 1 µA Vxmute = 0.5V 0.2 0.5 - mA Vhks = 2.5V - - 0.1 µA *Vn = 0V, 4 10 30 µA *Vn = 2.5V, 200 400 800 µA -20 - ms Vhfi=0 - 200 - K Ω Vhfo = 2.0V 0.5 - - mA Vhfo = 0.5V 0.5 - - mA OFF-HOOK, Keypad entry Operating Voltage V DD Operating Current Iop Standby Current Is Memory retention current Imr Control pin input voltage Vil Vih XMUTE pin leakage current Imth sink current Imtl HKS pin input current Ihks Keyboard scanning pin drive current Ikbd sink current Ikbs Key-in debounce time t DB HFI pin input resistor Rhfi HFO pin drive current Ihdoh sink current Ihdol * Vn : Input voltage of any keyboard scanning pin (Row group, Column group). |
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