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LC7455A Arkusz danych(PDF) 4 Page - Sanyo Semicon Device |
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LC7455A Arkusz danych(HTML) 4 Page - Sanyo Semicon Device |
4 / 13 page No. 5680-4/13 LC7455A, 7455M Parameter Symbol Conditions Ratings Unit Maximum supply voltage VDD max VDD1, VDD2: VDD1 = VDD2 –0.3 to +7.0 V Input voltage VI HS/CFIN, CVIN, SCKIN, CE –0.3 to VDD +0.3 V Output voltage VO LN21, CPDT, O/E/CFOUT, HS/CFIN –0.3 to VDD +0.3 V Allowable power dissipation Pd max LC7455A 300 mW LC7455M 150 mW Operating temperature Topr –30 to +70 °C Storage temperature Tstg –55 to +150 °C Specifications Absolute Maximum Ratings at Ta = 25°C, VSS = 0 V Note: VSS1 and VSS2 must be at the same potential. VDD1 and VDD2 must be at the same potential. Parameter Symbol Conditions Ratings Unit min typ max Operating supply voltage VDD VDD1, VDD2 : VDD1 = VDD2 4.5 5.5 V Input high-level voltage VIH HS/CFIN, SCKIN, CE; 0.75 VDD VDD V VDD = 4.5 to 5.5 V Input low-level voltage VIL HS/CFIN, SCKIN, CE; VSS 0.25VDD V VDD = 4.5 to 5.5 V CVIN input amplitude CVSYNC CVIN : SYNC-WHITE = 1.0 V; 1Vp-p – 3dB 1Vp-p 1Vp-p + 3 dB V VDD = 4.5 to 5.5 V HS/CFIN : VDD = 4.5 V HS input frequency range fH For mode 3 15.23 15.73 16.23 kHz For mode 4 15.13 15.63 16.13 kHz HS/CFIN, O/E/CFOUT; Oscillator frequency range*1 FmCF For mode 2, see Figure 1. 503 508 513 kHz VDD = 4.5 to 5.5 V HS/CFIN, O/E/CFOUT; Oscillator stabilization time*2 tmsCF For mode 2, see Figure 2. 0.5 5 ms VDD = 4.5 to 5.5 V Allowable Operating Ranges at Ta = –30 to +70°C, VSS = 0 V Parameter Symbol Conditions Ratings Unit min typ max Input high-level current IIH HS/CFIN, SCKIN, CE : VIN = VDD; 1 µA VDD = 4.5 to 5.5 V Input low-level current IIL HS/CFIN, SCKIN, CE : VIN = VSS; –1 µA VDD = 4.5 to 5.5 V Output high-level voltage VOH LN21, O/E/CFOUT, HS/CFIN; VDD – 1.2 V IOH = –4 mA ; VDD = 4.5 to 5.5 V Output low-level voltage VOL LN21, CPDT, O/E/CFOUT, 1 V HS/CFIN : IOL = 10 mA; VDD = 4.5 to 5.5 V Input clamping voltage VCLMP CVIN ; VDD = 5.0 V 2.3 2.5 2.7 V Input clamping current IIC CVIN : CVIN = 3 V ; VDD = 5.0 V 5 10 18 µA Output clamping current IOC CVIN : CVIN = 2 V ; VDD = 5.0 V –120 –70 –30 µA Current drain IDD VDD1, VDD2 ; VDD = 4.5 to 5.5 V 6 15 mA Electrical Characteristics at Ta = –30 to +70°C, VSS = 0 V. Note: 1. See Table 1 for more information on the oscillator frequency. 2. The oscillator stabilization time is the time required until the oscillator is stable after the power-supply voltage is applied. See figure 2. Parameter Symbol Conditions Ratings Unit min typ max [Serial clock] Input clock period tCKCY SCKIN : See Figure 3. 1 µs Input clock low-level pulse width tCKL SCKIN : See Figure 3. 0.5 µs Input clock high-level pulse width tCKH SCKIN : See Figure 3. 0.5 µs Setup time tICK SCKIN : Stipulated with respect to the falling 1 µs edge of CE. [Serial output] Output delay time tCKO 0.5 µs Serial Output Characteristics at Ta = –30 to +70°C, VSS = 0 V, VDD = 4.5 to 5.5 V Stipulated with respect to the falling edge of SCKIN. A 1-k Ω external pull-up resistor is connected. See Figure 3. |
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Podobny opis - LC7455A |
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