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SCA61T 数据表(PDF) 4 Page - VTI technologies |
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SCA61T 数据表(HTML) 4 Page - VTI technologies |
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4 / 18 page ![]() SCA61T Series VTI Technologies Oy Subject to changes 4/18 www.vti.fi Doc. nr. 8261900 Rev.A 1.3 Electrical Characteristics Parameter Condition Min. Typ Max. Units Supply voltage Vdd 4.75 5.0 5.25 V Current consumption Vdd = 5 V; No load 2.5 4 mA Operating temperature -40 +125 °C Analog resistive output load Vout to Vdd or GND 10 kOhm Analog capacitive output load Vout to Vdd or GND 20 nF Start-up delay Reset and parity check 10 ms 1.4 SPI Interface DC Characteristics Parameter Conditions Symbol Min Typ Max Unit 1.4.1.1.1 Input terminal CSB Pull up current VIN = 0 V IPU 13 22 35 µA Input high voltage VIH 4 Vdd+0.3 V Input low voltage VIL -0.3 1 V Hysteresis VHYST 0.23*Vdd V Input capacitance CIN 2 pF 1.4.1.1.2 Input terminal MOSI, SCK Pull down current VIN = 5 V IPD 9 17 29 µA Input high voltage VIH 4 Vdd+0.3 V Input low voltage VIL -0.3 1 V Hysteresis VHYST 0.23*Vdd V Input capacitance CIN 2 pF 1.4.1.1.3 Output terminal MISO Output high voltage I > -1mA VOH Vdd- 0.5 V Output low voltage I < 1 mA VOL 0.5 V Tristate leakage 0 < VMISO < Vdd ILEAK 5 100 pA 1.5 SPI Interface AC Characteristics Parameter Condition Min. Typ. Max. Units Output load @500kHz 1 nF SPI clock frequency 500 kHz Internal A/D conversion time 150 µs Data transfer time @500kHz 38 µs |
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