参数资料
型号: MAX3946ETG+
厂商: Maxim Integrated
文件页数: 7/29页
文件大小: 0K
描述: IC LASER DVR SFP 11.3GBPS 24TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 75
类型: 激光二极管驱动器
数据速率: 11.3Gbps
通道数: 1
电源电压: 2.85 V ~ 3.63 V
电流 - 电源: 68mA
电流 - 调制: 80mA
电流 - 偏置: 80mA
工作温度: -40°C ~ 85°C
封装/外壳: 24-WFQFN 裸露焊盘
供应商设备封装: 24-TQFN-EP(4x4)
包装: 托盘
安装类型: 表面贴装
1Gbps to 11.3Gbps, SFP+ Laser Driver
with Laser Impedance Mismatch Tolerance
Typical Operating Characteristics
(V CC = +3.3V, T A = +25°C, data pattern = 2 7 - 1 PRBS + 72 zeros + 2 7 - 1 PRBS (inverted) +72 ones, unless otherwise noted.)
10.3Gbps OPTICAL EYE DIAGRAM
MAX3946 toc01
10.3Gbps ELECTRICAL EYE DIAGRAM
MAX3946 toc02
2 23 - 1 PRBS
20ps/div
0
-5
-10
-15
-20
-25
-30
-35
INPUT DIFFERENTIAL RETURN LOSS
vs. FREQUENCY
0
-5
-10
-15
-20
-25
-30
-35
INPUT COMMON-MODE RETURN LOSS
vs. FREQUENCY
0
-10
-20
-30
-40
-50
INPUT DIFFERENTIAL TO COMMON-MODE
RETURN LOSS vs. FREQUENCY
100
1000
10,000
100,000
1000
10,000
100,000
100
1000
10,000
100,000
FREQUENCY (MHz)
OUTPUT DIFFERENTIAL RETURN LOSS
vs. FREQUENCY
FREQUENCY (MHz)
OUTPUT COMMON-MODE RETURN LOSS
vs. FREQUENCY
FREQUENCY (MHz)
RANDOM JITTER vs. MODULATION
CURRENT (AT LOAD)
0
-10
-20
0
-5
-10
-15
1.0
0.9
0.8
0.7
0.6
11.3Gbps, 25 ? DIFFERENTIAL LOAD
1111 0000 PATTERN
0.5
-30
-40
-20
-25
-30
0.4
0.3
0.2
0.1
-50
100
1000
10,000
100,000
-35
100
1000
10,000
100,000
0
0
10
20
30
40
50
60
70
80
FREQUENCY (MHz)
FREQUENCY (MHz)
MODULATION CURRENT (mA P-P )
_______________________________________________________________________________________
7
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