参数资料
型号: SI5315B-C-GMR
厂商: Silicon Laboratories Inc
文件页数: 2/54页
文件大小: 0K
描述: IC CLOCK MULT 8KHZ-125MHZ 36QFN
应用说明: SI5315/17 Crystal Selection AppNote
标准包装: 250
系列: DSPLL®
类型: 时钟/频率倍增器,抖动衰减器,多路复用器
PLL:
主要目的: 以太网,SONET/SDH/PDH,电信
输入: CML,CMOS,LVDS,LVPECL
输出: CML,CMOS,LVDS,LVPECL
电路数: 1
比率 - 输入:输出: 2:2
差分 - 输入:输出: 是/是
频率 - 最大: 125MHz
电源电压: 1.71 V ~ 3.63 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 36-VFQFN 裸露焊盘
供应商设备封装: 36-QFN(6x6)
包装: 带卷 (TR)
Si5315
10
Rev. 1.0
Figure 1. CKIN Voltage Characteristics
Figure 2. Rise/Fall Time Characteristics
Table 4. Jitter Generation
(VDD = 1.8 ±5%, 2.5 ±10%, or 3.3 V ±10%, TA = –40 to 85 C)
Parameter
Symbol
Test Condition1,2,3,4
Min
Typ
Max
GR-253 Spec
Unit
Measuremen
t Filter (MHz)
DSPLL BW1
Jitter Gen OC-192
JGEN
0.02–80
167 Hz5
0.483
0.628
N/A
psrms
4–80
167 Hz5
0.302
0.392
N/A
psrms
0.05–80
167 Hz5
0.467
0.607
1.0 psrms
(0.01 UIrms
psrms
Jitter Gen OC-48
JGEN
0.012–20
167 Hz5
0.470
0.611
4.02 psrms
(0.01 UIrms)
psrms
111 Hz6
0.565
0.734
4.02 psrms
(0.01 UIrms)
psrms
IEEE 802.3 GbE
RMS Jitter
JGEN
1.875–20
83 Hz6
0.232
0.301
psrms
Notes:
1. BWSEL [1:0] loop bandwidth settings provided in Table 9 on page 20.
2. 40 MHz fundamental mode crystal used as XA/XB input.
3. VDD = 2.5 V
4. TA = 85 °C
5. Si5315A test condition: fIN = 19.44 MHz, fOUT = 156.25 MHz, LVPECL clock input: 1.19 Vppd with 0.5 ns rise/fall time
(20–80%), LVPECL clock output.
6. Si5315B test condition: fIN =19.44 MHz, fOUT = 125 MHz, LVPECL clock input: 1.19 Vppd with 0.5 ns rise/fall time (20-
80%), LVPECL clock output.
V
ISE , VOSE
V
ID,VOD
Differential I/Os
VICM, VOCM
Single-Ended
Peak-to-Peak Voltage
Differential
Peak-to-Peak Voltage
SIGNAL +
SIGNAL –
(SIGNAL +) – (SIGNAL –)
V
t
SIGNAL +
SIGNAL –
VID = (SIGNAL+) – (SIGNAL–)
V
ICM , VOCM
t
F
t
R
80%
20%
DOUT, CLOUT
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