参数资料
型号: MAX3946ETG+
厂商: Maxim Integrated
文件页数: 23/29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
Table 6. Register Summary (continued)
REGISTER
FUNCTION/
ADDRESS
Transmitter
Status Register 2
Address =
H0x07
REGISTER
NAME
TXSTAT2
NORMAL
MODE
R
R
R
R
SETUP
MODE
R
R
R
RW
BIT
NUMBER/
TYPE
3 (sticky)
2 (sticky)
1 (sticky)
7
BIT NAME
IMODERR
IBIASERR
TXED
SET_IBIAS[8]
DEFAULT
VALUE
X
X
X
0
NOTES
Warning increment result
> IMODMAX
Warning increment result
> IBIASMAX
Tx edge detection
MSB bias DAC
R
R
RW
RW
6
5
SET_IBIAS[7]
SET_IBIAS[6]
0
0
Bias Current
Setting Register
Address =
H0x08
SET_IBIAS
R
R
R
R
R
RW
RW
RW
RW
RW
4
3
2
1
0
SET_IBIAS[5]
SET_IBIAS[4]
SET_IBIAS[3]
SET_IBIAS[2]
SET_IBIAS[1]
0
0
0
0
1
Accessible through
REG_ADDR = H0x0D
7
SET_IBIAS[0]
0
LSB bias DAC
R
R
R
RW
RW
RW
7
6
5
SET_IMOD[8]
SET_IMOD[7]
SET_IMOD[6]
0
0
0
MSB modulation DAC
Modulation
Current Setting
Register
Address =
H0x09
SET_IMOD
R
R
R
R
R
RW
RW
RW
RW
RW
4
3
2
1
0
SET_IMOD[5]
SET_IMOD[4]
SET_IMOD[3]
SET_IMOD[2]
SET_IMOD[1]
0
0
1
0
0
Accessible through
REG_ADDR = H0x0C
7
SET_IMOD[0]
0
LSB modulation DAC
R
RW
7
IMODMAX[7]
0
MSB modulation limit
Maximum
Modulation
Current Setting
Register
Address =
H0x0A
Maximum Bias
Current Setting
Register
Address =
H0x0B
IMODMAX
IBIASMAX
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
IMODMAX[6]
IMODMAX[5]
IMODMAX[4]
IMODMAX[3]
IMODMAX[2]
IMODMAX[1]
IMODMAX[0]
IBIASMAX[7]
IBIASMAX[6]
IBIASMAX[5]
IBIASMAX[4]
IBIASMAX[3]
IBIASMAX[2]
IBIASMAX[1]
IBIASMAX[0]
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
LSB modulation limit
MSB bias limit
LSB bias limit
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