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CF5761MB Datasheet(PDF) 2 Page - Nippon Precision Circuits Inc |
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CF5761MB Datasheet(HTML) 2 Page - Nippon Precision Circuits Inc |
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2 / 10 page  CF5761 series SEIKO NPC CORPORATION —2 SERIES LINEUP CF5761CA CF5761EA CF5761HA Built-in capacitance1 1. CG and CD built-in parasitic capacitance (CG = CD = 4pF) CG [pF] 4 4 4 CD [pF] 27 27 27 Motor output Active level – LOW LOW Needle period tCY [s] 0.0625 (8Hz sweep) 1 10 Pulsewidth tPW [ms] 62.5 (50% duty) 23.4 13.7 AI input Active level HIGH (pull-down) HIGH (pull-down) HIGH (pull-down) Bounce delay [ms] 62.5 62.5 62.5 SN input Active level HIGH (pull-down) HIGH (pull-down) HIGH (pull-down) Snooze time tSNZ [s] 300 300 300 Bounce delay [ms] 62.5 62.5 62.5 Alarm output SEL pin LOW HIGH LOW HIGH LOW HIGH Application Simple alarm Simple alarm Step tone alarm Simple alarm Simple alarm Simple alarm AO1, AO3: tone AO2: motor bell AO1, AO3: tone AO2: Magnet speaker AO1, AO2: motor bell AO1, AO2: motor bell AO1, AO3: tone AO1, AO3: tone Pin AO1 AO2 AO3 AO1 AO2 AO3 AO1 AO2 AO3 AO1 AO2 AO3 AO1 AO2 AO3 AO1 AO2 AO3 Active level H H L 64Hz clock output H 32Hz clock output HL 32kHz F output HL 32kHz F output H HLH HL Frequency fPW [kHz] 4 DC 4 2 – – DC DC 4–44–4 Modulation fCY [Hz] Step 1 8 – 8 8 1+2+4+8 1+2+4+8 – – 1+16 1+16 1+16 – Step 2 – – – – 1+2+8 1+2+8 – – – – – – Step 3 – – – – 1+8 1+8 – – – – – – Step 4 – – – – DC DC – – – – – – Duty [%] Step 1 50 – 50 50 50 50 – – 50 – 50 – Step 2 – – – – 50 50 – – – – – – Step 3 – – – – 50 50 – – – – – – Step 4 – – – – – – – – – – – – Step time [s] Step 1 – – – – 0–8 0–8 – – – – – – Step 2 – – – – 8–16 8–16 – – – – – – Step 3 – – – – 16–24 16–24 – – – – – – Step 4 – – – – 24– 24– – – – – – – Auto-stop [s] None None None IOH [mA] min. −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.01 −0.01 −0.9 −0.01 −0.01 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 IOL [mA] min. 0.9 0.01 0.9 0.9 0.01 0.9 0.01 0.9 0.01 0.01 0.9 0.01 0.9 0.01 0.9 0.9 0.01 0.9 CF5761LB CF5761MB CF5761NB Built-in capacitance1 1. CG and CD built-in parasitic capacitance (CG = CD = 4pF) CG [pF] 4 4 4 CD [pF] 34 34 34 Motor output Active level LOW – LOW Needle period tCY [s] 1 0.0625 (8Hz sweep) 1 Pulsewidth tPW [ms] 31.3 62.5 (50% duty) 23.4 AI input Active level LOW (pull-up) LOW (pull-up) LOW (pull-up) Bounce delay [ms] 62.5 62.5 62.5 SN input Active level LOW (pull-up) LOW (pull-up) LOW (pull-up) Snooze time tSNZ [s] 300 300 300 Bounce delay [ms] 62.5 62.5 62.5 Alarm output SEL pin LOW HIGH LOW HIGH LOW HIGH Application Step volume alarm Simple alarm Step volume alarm Simple alarm Step volume alarm Step volume alarm AO1, AO2: tone AO1, AO2: motor bell AO1, AO2: tone AO1, AO2: motor bell AO1, AO2: tone AO1, AO2: tone Pin AO1 AO2 AO3 AO1 AO2 AO3 AO1 AO2 AO3 AO1 AO2 AO3 AO1 AO2 AO3 AO1 AO2 AO3 Active level H L Not used HH Not used HL Not used HH Not used HL Not used HL Not used Frequency fPW [kHz] 2 2 DC DC 2 2 DC DC 4 4 2 2 Modulation fCY [Hz] Step 1 1+8 1+8 – – 1+8 1+8 – – 1+8 1+8 1+8 1+8 Step 2 1+8 1+8 – – 1+8 1+8 – – 1+8 1+8 1+8 1+8 Step 3 1+8 1+8 – – 1+8 1+8 – – 1+8 1+8 1+8 1+8 Step 4 – – – – 1+8 1+8 – – – – – – Duty [%] Step 1 6.25 6.25 – – 6.25 6.25 – – 6.25 6.25 12.5 12.5 Step 2 12.5 12.5 – – 12.5 12.5 – – 12.5 12.5 25 25 Step 3 50 50 – – 25 25 – – 50 50 50 50 Step 4 – – – – 50 50 – – – – – – Step time [s] Step 1 0–8 0–8 – – 0–4 0–4 – – 0–8 0–8 0–8 0–8 Step 2 8–16 8–16 – – 4–8 4–8 – – 8–16 8–16 8–16 8–16 Step 3 16– 16– – – 8–12 8–12 – – 16– 16– 16– 16– Step 4 – – – – 12– 12– – – – – – – Auto-stop [s] 300 300 300 IOH [mA] min. −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 −0.9 IOL [mA] min. 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 |
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