参数资料
型号: ADN2873ACPZ-RL
厂商: Analog Devices Inc
文件页数: 5/20页
文件大小: 0K
描述: IC LASER DRIVER 4.25GBPS 24LFCSP
标准包装: 5,000
类型: 激光二极管驱动器(光纤)
数据速率: 4.25Gbps
通道数: 1
电源电压: 3 V ~ 3.6 V
电流 - 电源: 31mA
电流 - 调制: 90mA
电流 - 偏置: 100mA
工作温度: -40°C ~ 85°C
封装/外壳: 24-VFQFN 裸露焊盘,CSP
供应商设备封装: 24-LFCSP-VQ(4x4)
包装: 带卷 (TR)
安装类型: 表面贴装

ADN2873
SFP TIMING SPECIFICATIONS
Table 2.
Parameter
ALS Assert Time
Symbol
t_off
Min
Typ
1
Max
5
Unit
μs
Conditions/Comments
Time for the rising edge of ALS (Tx_DISABLE) to when
the bias current falls below 10% of nominal
ALS Negate Time 1
t_on
0.15
0.4
ms
Time for the falling edge of ALS to when the modulation
current rises above 90% of nominal
Time to Initialize, Including Reset of FAIL 1
FAIL Assert Time
ALS to Reset Time
t_init
t_fault
t_reset
25
275
100
5
ms
μs
μs
From power-on or negation of FAIL using ALS
Time to fault to FAIL on
Time Tx_DISABLE must be held high to reset Tx_FAULT
1
Guaranteed by design and characterization. Not production tested.
DATAP
DATAN
DATAP – DATAN
V SE
0V
V p-p DIFF = 2 × V SE
Figure 4. Signal Level Definition
SFP MODULE
1μH
V CC _Tx
3.3V
0.1μF
0.1μF
10μF
SFP HOST BOARD
Figure 5. Recommended SFP Supply
Rev. 0 | Page 5 of 20
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