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EM3027SDSWS8 Datasheet(PDF) 5 Page - EM Microelectronic - MARIN SA |
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EM3027SDSWS8 Datasheet(HTML) 5 Page - EM Microelectronic - MARIN SA |
5 / 28 page EM3027 Copyright 2013, EM Microelectronic-Marin SA 3027-DS.doc, Version 8.0, 25-Jan-13 5 www.emmicroelectronic.com Parameter Symbol Test Conditions VCC Temp. °C Min Typ Max Unit Dynamic current SPI Interface IDD SCK = 200 kHz (See Note 2) 1.4 -40 to 125 18 µA SCK = 1 MHz (See Note 2) 3.3 -40 to 125 55 SCK = 1 MHz (See Note 2) 5.0 -40 to 125 75 Low supply detection level1 Vlow1 Relative to VCC -40 to 125 1.8 2.1 V Low supply detection level2 Vlow2 Relative to VCC -40 to 125 1.0 1.4 V Switchover hysteresis Vhyst VCC with respect to VBack = 3.0V -40 to 125 20 mV Input Parameters Low level input voltage VIL CS, CLKOE, SI, SCL/SCK, SDA 1.4 to 5.0 -40 to 125 0.2VCC V High level input voltage VIH -40 to 125 0.8VCC Input Leakage IIN 0.0 < VIN < VCC 1.4 to 5.0 -40 to 125 -1.5 1.5 µA Output Parameters Low level output voltage VOL IOL = 0.4 mA 1.4 -40 to 125 0.2 V High level output voltage VOH IOH = 0.1 mA 1.0 Low level output voltage VOL IOL = 1.5 mA 3.3 -40 to 125 0.25 V High level output voltage VOH IOH = 1.5 mA 2.7 Low level output voltage VOL IOL = 5.0 mA 5.0 -40 to 125 0.8 V High level output voltage VOH IOH = 2.0 mA 4.5 Output HiZ leakage on INT ILEAK_OUT INT not active 1.4 to 5.0 -40 to 125 -1.5 1.5 µA Oscillator Start-up voltage VSTA TSTA < 10s -40 to 125 1.2 V Start-up time TSTA 5.0 -40 to 125 1 3 s Frequency stability over voltage f/(f V) 1.8V ≤ VCC ≤ 5.5V, TA = +25°C 25 0.5 2 ppm/ V Input capacitance on X1 CIN TA = +25°C, f = 32.768kHz, Vmeas = 0.3V (Note 3) 25 16.5 pF Output capacitance on X2 COUT TA = +25°C, f = 32.768kHz, Vmeas = 0.3V (Note 3) 25 15.0 Trickle Charger Current limiting Resistors R80k VCC =5.0V, VBack=3.0V 25 80 kΩ R20k VCC =5.0V, VBack=3.0V 25 20 R5k VCC =5.0V, VBack=3.0V 25 5.0 R1.5k VCC =5.0V, VBack=3.0V 25 1.5 Thermometer Precision TE Vlow1 < VCC ≤ 5.5V 40 +/- 1 +/- 2 °C -40 to 125 +/- 4 +/- 10 Table 7 The following parameters are tested during production test: IDD, Vlow1, Vlow2, VIL, VIH, VOL, VOH, IIN, ILEAK_OUT The parameters ICC, Vhyst, VSTA, TSTA, CIN, COUT, f/(f*V), TE are characterised during the qualification of the IC. Notes: 1. SDA = VSS, continuous clock applied at SCL (VIL_SCL < 0.05V, VIH_SCL > 0.95VCC) 2. CS, SI = VCC, continuous clock applied at SCK, SO not connected. (VIL_SCK < 0.05VCC, VIH_SCK > 0.95VCC) Note that there is a 100k Ω pull-down resistor on CS. 3. Vmeas : Peak to peak amplitude during capacitance measurement 4. Below 0°C, a negative slope on Vcc will stop the oscillator during a time which may be as long as 1 second. This is not dependent on slope and occurs with a slew rate as low as 2V/sec. 5. Some chip versions do not support “Trickle Charger” and “Switchover” features. |
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