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LC737212 Scheda tecnica(PDF) 3 Page - Sanyo Semicon Device |
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LC737212 Scheda tecnica(HTML) 3 Page - Sanyo Semicon Device |
3 / 27 page Electrical Characteristics at Ta = 25°C, fosc = 3.579545 MHz AC Characteristics at Ta = 25°C, fosc = 3.579545 MHz No. 5203-3/27 LC737212, 737212M Parameter Symbol Conditions min typ max Unit Operating current drain IDDP Pulse output mode, outputs open, VDD = 3.0 V 0.3 0.5 mA IDDT DTMF output mode,outputs open, VDD = 3.0 V 0.5 1 mA Static current drain IDD(ST) Standby mode, outputs open, VDD = 1.5 to 5.5 V 1 µA Memory retention voltage VDR Between VDD and VSS 1 V Memory retention current IDR VDD = 1 V 0.5 µA The SOUT-ENA, OFF-HOOK, DPR, P/T, BMR, IIH1 ON-HOOK-DIAL IN, HOLD-OFF IN, DISCON IN, 1 µA Input pin current SI/KEY, OFF/ON-HOOK, and STORE pins, VIH = VDD The SOUT-ENA, OFF-HOOK, DPR, P/T, BMR, IIL1 ON-HOOK-DIAL IN, HOLD-OFF IN, DISCON IN, –1 µA SI/KEY, OFF/ON-HOOK, and STORE pins, VIL = VSS IILK1 All key pins, VDD = 1.5 V, VILK = VSS –20 µA IILK2 All key pins, VDD = 5.5 V, VILK = VSS –300 µA Key pin current IOLK1 All key pins, VDD = 1.5 V, VOLK = 0.4 V 200 µA IOLK2 All key pins, VDD = 5.5 V, VOLK = 0.4 V 0.7 mA Output pin leakage current IOFF VO = VDD, VDD = 5.5 V, with the output off, the DP, 1 µA MUTE1, MUTE2, and S-OUT pins. VOH1 The K-TONE, HOLD-OUT, HOOK-CTL, VDD – 0.5 V and SP-CTL pins, VDD = 1.5 V, IOH = –250 µA VOH2 The K-TONE, HOLD-OUT, HOOK-CTL, VDD – 1 V Output pin voltage and SP-CTL pins, VDD = 5.5 V, IOH = –1 mA VOL1 The K-TONE, DP, MUTE1, MUTE2, SP-CTL, 0.4 V HOLD-OUT, and HOOK-CTL pins, VDD = 1.5 V, IOL = 250 µA VOL2 The K-TONE, DP, MUTE1, MUTE2, SP-CTL, 0.4 V HOLD-OUT, and HOOK-CTL pins, VDD = 5.5 V, IOL = 1 mA Parameter Symbol Conditions min typ max Unit Key debounce time TKD 30 ms Pin chatter exclusion time TPCHT OFF-HOOK, P/T, ON-HOOK-DIAL, IN HOLD OFF IN 45 ms Key scan frequency fKSC 258.9 HZ Key tone frequency fKT 1035.7 HZ Key tone output time TKT 30.9 ms In Pulse mode at 10 pps 3.88 3.9 3.93 s Auto-pause time TAP In Pulse mode at 20 pps 3.88 3.9 3.93 s DTMF mode 3.88 3.9 3.93 s DTMF output time TMFON 98 100 102 ms DTMF interdigit pause time TMFOFF 93 95 97 ms Hooking time THK 700 710 720 ms Hooking pause time THKP 0.98 1.0 1.02 s Memory store confirmation fKST 2071.4 Hz tone frequency Memory store confirmation TKSTON 278.1 ms tone output time Low tone amplitude VOR VDD = 3.5 V, RL = 10 kΩ 165 200 240 mVrms Tone output ratio dBCR VDD = 2.0 to 5.5 V, RL = 10 kΩ 1 2 3 dB Tone output distortion DIS VDD = 2.0 to 5.5 V, RL = 10 kΩ 10 % Oscillator start time TSTART VDD = 1.5 to 5.5 V 30 ms VDD = 3.0V 1 ms |
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