低相位抖动: 18 fs typ.;输出: LV-PECL
频率范围: 750MHz to 1100MHz, 1500MHz to 2200MHz
电源电压: 3.3 V Typ.;功能:Output disable (OE) / Standby (ST)
绝对频率控制范围: ± 50 × 10-6 Min. / ± 30 × 10-6 Min.
外部尺寸: 7.0 × 5.0 × 1.6 (t) mm
应用领域:OTN(40GbE,100GbE,400GbE), 高速ADC和DAC, 测试仪器
EV7050EAN:爱普生 (EPSON) 压控声表面波(SAW)振荡器(VCSO)输出:LV-PECL,低抖动
EV7050EAN常用频率列表如下:
规格型号 | 产品编码 | MOQ (PCS) |
EV7050EAN | X1M00052xxxxx00 | 1000 |
EV7050EAN 1568.979210MHz CUGSAA | X1M000521000800 | 1000 |
EV7050EAN 1968.819000MHz CLEHBA | X1M00052xxxxx00 | 1000 |
爱普生(EPSON) 压控声表面波(SAW)振荡器(VCSO):EV7050EAN
· 低相位抖动: 18 fs typ.
· 频率范围: 750MHz to 1100MHz, 1500MHz to 2200MHz
· 功能:Output disable (OE) / Standby (ST)
· 电源电压: 3.3 V Typ.
· 绝对频率控制范围(频率控制范围-频率容差): ± 50 × 10-6 Min. / ± 30 × 10-6 Min.
· 外部尺寸: 7.0 × 5.0 × 1.6 (t) mm
· 输出: LV-PECL
· 应用领域:
OTN(40GbE,100GbE,400GbE), 高速ADC和DAC, 测试仪器
· 光传送网OTN (40GbE,100GbE,400GbE) (OTN: Optical Transport Network)
· 高速ADC和DAC (High Speed ADCs and DACs)
· 测试仪器 (Test Instrument)
规格 (特征)
Type OE
项目 | 符号 | 规格说明 | 条件 / 备注 | |
输出频率范围 | f0 | 750 MHz to 1100 MHz / 1500 MHz to 2200 MHz | 请联系代理-拓蒂电子,了解其他可用频率 | |
电源电压 | VCC | 3.3 V ±0.165 V | ||
储存温度 | T_stg | -55°C to +125°C | Storage as single product | |
工作温度 | T_use | -10°C to +85°C -40°C to +85°C | ||
频率稳定度 *1 | f_tol | ± 100 × 10-6 ± 120 × 10-6 | ||
绝对频率控制范围 | APR | ±50×10-6 Min ±30×10-6 Min | ||
功耗 | ICC | f0=750 to 1100 MHz : 115 mA Max f0=1500 to 2200 MHz : 175 mA Max | ||
输出禁用电流 | I_dis | f0=750 to 1100 MHz : 80 mA Max f0=1500 to 2200 MHz : 135 mA Max | ||
输入电阻 | Rin | 50 kΩ Min | DC level | |
频率变化极性 | - | Positive slope | ||
占空比 | SYM | 45% to 55% | Reference is crossing point of OUT1 and OUT2 | |
输出电压 | VOH | VCC -1.25 V Min. | Output termination is L_ECL | |
VOL | VCC -1.55 V Max. | |||
输入电压 | VIH | 80% VCC Min. | OE terminal(#2) | |
VIL | 20% VCC Max. | |||
输出负载条件 | L_ECL | 50Ω | Termination to VCC-2.0V | |
上升/下降时间 | tr / tf | 0.125 ns Max | Between 20% and 80% of output single ended swing | |
启动时间 | t_str | 10 ms Max. | Time at 90 %VCC to be 0 s | |
使能延迟时间 | tpzx | 1.0 us Max | The time from release OE to Output signal | |
相位抖动 | tPJ | 18fs typ. *3 40fs Max | 990 MHz ≤ f0 ≤ 1100 MHz 1980 MHz ≤ f0 ≤ 2200 MHz | Offset frequency: 12 kHz to 20 MHz |
60fs Max | Except for the above | |||
Type ST
项目 | 符号 | 规格说明 | 条件 / 备注 | |
输出频率范围 | f0 | 750 MHz to 1100 MHz / 1500 MHz to 2200 MHz | 请联系代理-拓蒂电子,了解其他可用频率 | |
电源电压 | VCC | 3.3 V ±0.165 V | ||
储存温度 | T_stg | -55°C to +125°C | Storage as single product | |
工作温度 | T_use | -10°C to +85°C -40°C to +85°C | ||
频率稳定度 *1 | f_tol | ± 100 × 10-6 ± 120 × 10-6 | ||
绝对频率控制范围 | APR | ±50×10-6 Min ±30×10-6 Min | ||
功耗 | ICC | f0=750 to 1100 MHz : 115 mA Max f0=1500 to 2200 MHz : 175 mA Max | ||
待机电流 | I_std | 7 mA Max | ||
输入电阻 | Rin | 50 kΩ Min | DC level | |
频率变化极性 | - | Positive slope | ||
占空比 | SYM | 45% to 55% | Reference is crossing point of OUT1 and OUT2 | |
输出电压 | VOH | VCC -1.25 V Min. | Output termination is L_ECL | |
VOL | VCC -1.55 V Max. | |||
输入电压 | VIH | 80% VCC Min. | OE terminal(#2) | |
VIL | 20% VCC Max. | |||
输出负载条件 | L_ECL | 50Ω | Termination to VCC-2.0V | |
上升/下降时间 | tr / tf | 0.125 ns Max | Between 20% and 80% of output single ended swing | |
启动时间 | t_str | 10 ms Max. | Time at ST terminal is VIH(Active Low is VIL) to be 0 s | |
恢复时间 | t_res | 10 ms Max. | ||
相位抖动 | tPJ | 18fs typ. *3 40fs Max | 990 MHz ≤ f0 ≤ 1100 MHz 1980 MHz ≤ f0 ≤ 2200 MHz | Offset frequency: 12 kHz to 20 MHz |
60fs Max | Except for the above | |||
*1 频率公差包括初始频率公差、温度变化、电源电压变化、回流漂移和老化(+25°C,10年)。
*2 绝对频率控制范围(APR)=频率控制范围-频率公差
*3 在Vcc端子附近放置去耦电容(0.1µF和10µF),以获得抖动性能。
EV7050EAN等系列晶振产品名称参数:
(1) 产品名称 (标准形式)
EV7050EAN 1986.819000MHz C L E H B A
① ② ③ ④⑤⑥⑦⑧⑨
① Model
② Output (E: LV-PECL)
③ Frequency
④ Supply voltage (C: 3.3 V Typ.)
⑤ Frequency tolerance
⑥ Operating temperature
⑦ OE Function
⑧ Absolute Pull Range
⑨ Internal identification code (“A” is default)
④ Supply voltage | ⑤ Frequency tolerance | ⑥ Operating temperature | ⑦ OE function | ⑧ APR | ⑨ Identification code |
C:3.3V Typ | L: ± 100 × 10-6 | E: -10 ~ +85°C | H:OE Active High L:OE Active Low S:ST Active High T:ST Active Low | B: ±50 × 10-6 Min. | A |
U: ± 120 × 10-6 | G: -40 ~ +85°C | A: ±30 × 10-6 Min. |
(2) 产品型号 / 产品编码 (空白部分由每个详细规范决定。)
EV7050EAN X1M00052xxxx00
① ② ③ ④ ⑤
① Crystal devices ② Model ③ Pb free code(1:EU RoHS / Pb free)
④ Detail specifications
⑤ Packing(00:Standard packing)
OE待机类型
Product | Oscillation | Outputs |
OE Active High | High: enable / Low: enable | High: enable(specified frequency) Low: disable(Hi-Z) |
OE Active Low | High: enable / Low: enable | High: disable(Hi-Z) Low: enable(specified frequency) |
ST Active High | High: enable / Low: enable | High: enable(specified frequency) Low: disable(Hi-Z) |
ST Active Low | High: enable / Low: enable | High: disable(Hi-Z) Low: enable(specified frequency) |

为了实现较佳的抖动性能,建议VCC和GND引脚之间的电容(0.1µF+10µF)应尽可能靠近VCC引脚。

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