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。
PARAMETER | MIN | TYP | MAX | UNIT | ||
---|---|---|---|---|---|---|
ƒxtal | Crystal parallel resonance frequency | Fundamental mode oscillation only | 19.2, 24, 25, or 26 | MHz | ||
Crystal frequency stability and tolerance(1) | –50 | 50 | ppm | |||
CC1 | C1 capacitance | Cshunt ≤ 5 pF | 12 | 24 | pF | |
Cshunt > 5 pF | 18 | 24 | ||||
CC2 | C2 capacitance | Cshunt ≤ 5 pF | 12 | 24 | pF | |
Cshunt > 5 pF | 18 | 24 | ||||
Cshunt | Shunt capacitance | 7 | pF | |||
ESR | Crystal effective series resistance | ƒxtal = 19.2 MHz, oscillator has nominal negative resistance of 272 Ω and worst-case negative resistance of 163 Ω | 54.4 | Ω | ||
ƒxtal = 24 MHz, oscillator has nominal negative resistance of 240 Ω and worst-case negative resistance of 144 Ω | 48.0 | |||||
ƒxtal = 25 MHz, oscillator has nominal negative resistance of 233 Ω and worst-case negative resistance of 140 Ω | 46.6 | |||||
ƒxtal = 26 MHz, oscillator has nominal negative resistance of 227 Ω and worst-case negative resistance of 137 Ω | 45.3 |