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PCA9450 数据表(PDF) 83 Page - NXP Semiconductors |
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PCA9450 数据表(HTML) 83 Page - NXP Semiconductors |
83 / 96 page NXP Semiconductors PCA9450 Power management IC for i.MX 8M application processor family PCA9450 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2019. All rights reserved. Product data sheet Rev. 1.0 — 19 November 2019 83 / 96 13.16 32 kHz Xtal driver Table 88. 32 kHz Xtal driver Unless otherwise specified, VSYS = 3.8 V, VINBx = 3.8 V, VINL1 = 3.8, Tamb= -40 °C ~ +105 °C Symbol Parameter Conditions Min Typ Max Unit fOSC_32K Clock frequency Internal Oscillator 29 32.77 36 kHz fCLK[1] Clock frequency External 32.768 kHz crystal oscillator 32.768 kHz tRTCSTB[1] Oscillator stabilization time 1000 ms Duty[1] Output Duty cycle External 32.768 kHz crystal oscillator 30 50 70 % VOL Output Low level IOL = 1 mA 0.4 V VOH Output High level VLDO1 = 1.8 V, IOL = 1 mA 1.6 V [1] Guaranteed by design |
类似零件编号 - PCA9450 |
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类似说明 - PCA9450 |
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