XTL74,XTL741-S999-327,32.768kHz,希华2012mm贴片晶振，台湾Siward晶振，希华晶振，型号：XTL74，编码为：XTL741-S999-327，负载电容：4pF，精度：±20ppm，频率为：32.768K晶振，工作温度范围〇：-40℃至+85℃，小体积晶振尺寸：2.0x1.2x0.6mm封装，音叉晶振，两脚贴片晶振，石英晶体，SMD晶振，手表晶体，无源晶振，2012晶振，石英晶体谐振器。具有超小型，轻薄型，高性能，高品质，耐热及耐环境特点。石英晶振，被广泛应用于：无线应用晶振、移动通信晶振，无线局域网，钟表电子晶振，电脑主板晶振，数字显示晶振，智能手机∮设备，电话机等应用。
XTL74,XTL741-S999-327,32.768kHz,希华2012mm贴片晶振,参数表
| Model | XTL74 | |||||||
| Nominal frequency range | 32.768kHz | |||||||
| Storage temperature range | -55 ~ +125℃ | |||||||
| Operating temperature range | -40 ~ +85℃ | |||||||
| Frequency tolerance (at +25℃) | ±20×10-6 | |||||||
| Load capacitance | 6pF, 7pF, 9pF, 12.5pF | |||||||
| Equivalent series resistance | 80 kΩMax. | |||||||
| Shunt capacitance | 1.2 pF Typ. | |||||||
| Motional capacitance | 6.0 fF Typ. | |||||||
| Turnover Temperature | +25℃±5℃ | |||||||
| Parabolic Coecient | -0.04 ppm /℃2Max. | |||||||
| Level of drive | 0.1μW (0.5μW Max.) | |||||||
| Aging | ±3ppm / Year | |||||||
XTL74,XTL741-S999-327,32.768kHz,希华2012mm贴片晶振,尺寸图
| 晶振编码 | 品牌 | 描述 | 系列 | 频率 |
| XTL721-Q23-048 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL72 | 32.768kHz |
| XTL721-S349-005 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL72 | 32.768kHz |
| XTL721-S999-301 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL72 | 32.768kHz |
| XTL721-S999-429 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL72 | 32.768kHz |
| XTL741-S999-319 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL74 | 32.768kHz |
| XTL741-U11-402 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL74 | 32.768kHz |
| XTL741-S999-298 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL74 | 32.768kHz |
| XTL741-S999-379 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL74 | 32.768kHz |
| XTL741-S999-327 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL74 | 32.768kHz |
| XTL721-S999-286 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL72 | 32.768kHz |
| XTL751-S999-544 | 希华晶振 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL75 | 32.768kHz |
| XTL751-S999-548 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL75 | 32.768kHz |
| XTL751-S999-420 | Siward希华 | CRYSTAL 32.768KHz 20PPM CRYSTAL | XTL75 | 32.768kHz |
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