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ES51969 Datasheet(PDF) 5 Page - Cyrustek corporation |
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ES51969 Datasheet(HTML) 5 Page - Cyrustek corporation |
5 / 32 page v2.61 5 10/09/27 Absolute Maximum Ratings Characteristic Rating Supply Voltage (V- to AGND) -4V Analog Input Voltage V- -0.6 to V+ +0.6 V+ V+ ≥ (AGND/DGND+0.5V) AGND/DGND AGND/DGND ≥ (V- -0.5V) Digital Input V- -0.6 to DGND +0.6 Power Dissipation. Flat Package 500mW Operating Temperature 0℃ to 70℃ Storage Temperature -25℃ to 125℃ Electrical Characteristics TA=25℃, V- = -3V Parameter Symbol Test Condition Min. Typ. Max Units Power supply V- -3.5 -3.0 -2.2 V Operating supply current In DCV mode IDD Normal operation — 1.9 2.2 mA ISS In sleep mode — 2.5 5 µA Voltage roll-over error REV 10MΩ input resistor — — ±0.1 %F.S1 Voltage nonlinearity NLV Best case straight line — — ±0.1 %F.S Input Leakage -10 1 10 PA Low battery flag voltage V- to AGND -2.4 -2.3 -2.2 V Zero input reading 10MΩ input resistor -000 000 +000 counts Reference voltage and open circuit voltage for 660Ω measurement VREF 100KΩ resistor between VRH and AGND -1.3 -1.2 -1.1 V Peak to peak backplane drive voltage -3.5V ≤ V ≤-2.2V 3.1 3.2 3.3 V Counter time base period fOSC = 4MHZ — 1 — sec Open circuit voltage for Ω measurement (except 660Ω) Ω and Continuity Mode -0.86 -0.78 -0.70 V Internal pull-high to 0V current Between V- pin and HOLD, RANGE, KEY, FC1, FC2, FC3, FC4, FC5, BKLIT,MAXMIN — 1.2 — µA Between V- pin and RS232 — 11 — Internal pull-low to V- current Between GND Pin and SLACDC 1.5 µA AC frequency response at 6.600V range ±1% — 40-400 — HZ ±5% — 400-2000 — Reference voltage temperature coefficient TCRF 100KΩ resister Between VRH 0℃<TA<70℃ — 50 — ppm/℃ |
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