参数资料
型号: LTC5100EUF
厂商: Linear Technology
文件页数: 4/52页
文件大小: 0K
描述: IC DRIVER VCSEL 3.2GBPS 16QFN
标准包装: 91
类型: 激光二极管驱动器
数据速率: 3.2Gbps
通道数: 1
电源电压: 3.135 V ~ 3.465 V
电流 - 电源: 54mA
电流 - 调制: 12mA
工作温度: -40°C ~ 85°C
封装/外壳: 16-WQFN 裸露焊盘
供应商设备封装: 16-QFN(4x4)
包装: 管件
安装类型: 表面贴装
LTC5100
ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25 ° C; V DD = V DD(HS) = 3.3V, I S = 24mA; I M = 12mA (I MPP = 24mA); 49.9 ? , 1%
resistor from SRC (Pin 14) to MODA (Pin 11); 50 ? , 1% load AC coupled to MODB (Pin 10); 10nF, 10% capacitor from SRC (Pin 14) to
V SS ; Cml_en = 0, Lpc_en = 1, transmitter enabled, unless otherwise noted. Test circuit in Figure 5.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Automatic Power Control (Note 14)
Temperature Compensation (Note 17)
Linear Tempco Resolution
Linear Tempco Range
ADC
Resolution
Source Current Measurement, I S (SRC Pin Current)
254 ? Imd_nom/1024
± 32300 ? Imd_nom/1024
10
ppm/ ° C
ppm/ ° C
Bits
Full Scale
Accuracy
Is_rng = 0
Is_rng = 1
Is_rng = 2
Is_rng = 3
9
18
27
36
± 3% of Full Scale
± 25% of Reading
mA
mA
mA
mA
Average Modulation Current Measurement, I M (Note 18)
Full Scale
Accuracy
Im_rng = 0
Im_rng = 1
Im_rng = 2
Im_rng = 3
9
18
27
36
± 3% of Full Scale
± 25% of Reading
mA
mA
mA
mA
Laser Diode Voltage Measurement
Full Scale
Accuracy
Monitor Diode Current Measurement (Note 19)
3.5
± 150mV ± 10% of Reading
V
Full Scale
Zero Scale
Resolution Relative to Reading
Accuracy
Imd_rng = 0
Imd_rng = 1
Imd_rng = 2
Imd_rng = 3
ADC Code = 0
34
136
544
2176
1/8 of Full Scale
0.2
± 25% of Reading
μ A
μ A
μ A
μ A
%
Temperature Measurement
Full Scale
Sensitivity
Celsius
239
0.500
° C
° C/LSB
Termination Resistor Voltage Measurement
Full Scale
Accuracy
Is_rng = 0
Is_rng = 1
Is_rng = 2
Is_rng = 3
400
800
1200
1600
± 30mV ± 10% of Reading
mV
mV
mV
mV
Safety Shutdown, Undervoltage Lockout (UVLO)
Undervoltage Detection
Undervoltage Detection Hysteresis
V DD Decreasing
2.8
150
V
mV
sn5100 5100fs
4
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