参数资料
型号: DS1862AB+
厂商: Maxim Integrated
文件页数: 41/42页
文件大小: 0K
描述: IC LASR CTRLR 7CHAN 5.5V 25CSBGA
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 126
类型: 激光二极管控制器(光纤)
数据速率: 10Gbps
通道数: 7
电源电压: 2.9 V ~ 5.5 V
电流 - 电源: 3mA
工作温度: -40°C ~ 100°C
封装/外壳: 25-TFBGA,CSPBGA
供应商设备封装: 25-BGA(5x5)
包装: 管件
安装类型: 表面贴装
XFP Laser Control and Digital Diagnostic IC
Power-Supply Decoupling
To achieve best results, it is recommended that the
power supply is decoupled with a 0.01μF or a 0.1μF
capacitor. Use high-quality, ceramic, surface-mount
capacitors, and mount the capacitors as close as pos-
sible to the V CC2 /V CC3 and GND pins to minimize lead
inductance.
SDA and SCL Pullup Resistors
SDA is an open-collector bidirectional data pin on the
DS1862A that requires a pullup resistor to realize high
logic levels. Either an open-collector output with a pullup
resistor or a push-pull output driver can be utilized for
the SCL input. Pullup resistor values should be chosen
to ensure that the rise and fall times listed in the I 2 C AC
Electrical Characteristics are within specification.
Typical Operating Circuit
HOST
0.1 μ F
1.8V
3.3V
0.1 μ F
3.3V
3.3V
1k Ω
10nF
4.7k Ω
4.7k Ω
V CC2
V CC3
FETG
SDA
OUT
SCL
IBIASMON
MONITOR
TX-DISABLE
TX-D
BIASSET
TX-DISABLE
BIASSET
DISABLE
MAX3975
LASER
3.3V
3.3V
3.3V
DS1862A
MODSET
MODSET
DRIVER
MOD-DESEL
10k Ω
10k Ω
10k Ω
P-DOWN/RST
THRSET
VTH
SC-RX-LOS
LOS
RX-LOS
MOD-NR
INTERRUPT
AUX1MON
SC-RX-LOL
EN2
EN1
LOL
FCTL2
FCTL1
FCTL1
MAX3991
LIMITING
AMP
*
AUX2MON
SC-TX-LOS
FCTL2
LOS
MAX3992
EQUALIZER
GND
BMD
RSSI
RECEIVER CURRENT SENSE (VOLTAGE)
1nF
*ADDITIONAL MONITORS NOT USED IN THIS EXAMPLE.
______________________________________________________________________________________
41
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DS1862AB+T&R 功能描述:激光驱动器 XFP Laser Control & Digital Diagnostic RoHS:否 制造商:Micrel 数据速率:4.25 Gbps 工作电源电压:3 V to 3.6 V 电源电流:80 mA 最大工作温度:+ 85 C 封装 / 箱体:QFN-16 封装:Tube
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