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HT95R34 датащи(PDF) 7 Page - Holtek Semiconductor Inc |
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HT95R34 датащи(HTML) 7 Page - Holtek Semiconductor Inc |
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7 / 59 page ![]() Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions DTMF Receiver - Gain Setting Amplifier (fSYS= 3.5795MHz) RIN Input Resistance 5V ¾¾ 10 ¾ M W IIN Input Leakage Current 5V VSS<(WP, WN)<VDD ¾ 0.1 ¾mA VOS Offset Voltage 5V ¾¾ ±25 ¾ mV PSRR Power Supply Rejection 5V 100Hz; -3V<VIN<+3V ¾ 60 ¾ dB CMRR Common Mode Rejection 5V 100Hz; -3V<VIN<+3V ¾ 60 ¾ dB AVO Open Loop Gain 5V 100Hz; -3V<VIN<+3V ¾ 60 ¾ dB fT Gain Bandwidth 5V ¾¾ 1.5 ¾ MHz VOUT Output Voltage Swing 5V RL>100k W¾ 4.5 ¾ VPP RL Load Resistance (GS) 5V ¾¾ 50 ¾ k W CL Load Capacitance (GS) 5V ¾¾ 100 ¾ pF VCM Common Mode Range 5V No load ¾ 3 ¾ VPP DTMF Receiver - Steering Control (fSYS= 3.5795MHz) tDP Tone Present Detection Time 5V ¾ 511 14 ms tDA Tone Absent Detection Time 5V ¾¾ 4 8.5 ms tACC Acceptable Tone Duration 5V ¾¾ ¾ 42 ms tREJ Rejected Tone Duration 5V ¾ 20 ¾¾ ms tIA Acceptable Inter-Digit Pause 5V ¾¾ ¾ 42 ms tIR Rejected Inter-Digit Pause 5V ¾ 20 ¾¾ ms HT95R34 Rev. 1.10 7 February 18, 2009 |
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