ZHCS488K October 2011 – December 2018 AM3351 , AM3352 , AM3354 , AM3356 , AM3357 , AM3358 , AM3359
PRODUCTION DATA.
请参考 PDF 数据表获取器件具体的封装图。
NAME | DESCRIPTION | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
ƒxtal | Crystal parallel resonance frequency | Fundamental mode oscillation only | 32.768 | kHz | ||
Crystal frequency stability and tolerance(1) | Maximum RTC error = 10.512 minutes per year | –20.0 | 20.0 | ppm | ||
Maximum RTC error = 26.28 minutes per year | –50.0 | 50.0 | ppm | |||
CC1 | C1 capacitance | 12.0 | 24.0 | pF | ||
CC2 | C2 capacitance | 12.0 | 24.0 | pF | ||
Cshunt | Shunt capacitance | 1.5 | pF | |||
ESR | Crystal effective series resistance | ƒxtal = 32.768 kHz, oscillator has nominal negative resistance of 725 kΩ and worst-case negative resistance of 250 kΩ | 80 | kΩ |