Module SFP 1 sợi LC-SM-1.25G-20km- 1310/1550nm-BTON

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Module quang SFP loại 1 sợi LC single mode 1.25G có dung lượng 1.25G khoảng cách-20Km- bước sóng Tx1310/Rx1550nm chuẩn đầu B, hãng BTON, xuất xứ china, thường dùng cho các thiết bị switch, convector cổng SFP, thuận tiện cho việc nâng cấp và bảo dưỡng thay thế. Tích hợp được nhiều thiết bị

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Danh mục: CONVECTOR MEDIA-SFP- SWICTH Thẻ: Module quang SFP loại 1 sợi LC single mode 1.25G

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Module 1 sợi LC-1G-20km-1310/1550nm- Mã: OC24-20A – hãng BTON, China
1.25Gbps SFP Bi-Directional Transceiver, 20km Reach with DDMI
TX1310nm /RX1550nm

5 12 Module 1 sợi LC. SM, 1.25G-20Km- 1310/1550nm - Chuẩn 1 sợi LC single mode - Chủng loại 1.25G - Khoảng cách 20km - Bước sóng 1310/1550nm

Features
►Dual data-rate of 1.25Gbps/1.063Gbps operation
►1310nm FP laser and PIN photodetector for 20km transmission
►Compliant with SFP MSA and SFF-8472 with duplex LC receptacle
►Digital Diagnostic Monitoring:
Internal Calibration or External Calibration
►Compatible with SONET OC-24-LR-1
►Compatible with RoHS
►+3.3V single power supply
►Operating case temperature:
Standard : 0 to +70°C
Absolute Maximum Ratings

Table 1 – Absolute Maximum Ratings

Parameter	Symbol	Min	Max	Unit
Supply Voltage	Vcc	-0.5	4.5	V
Storage Temperature	Ts	-40	+85	°C
Operating Humidity	–	5	85	%

Recommended Operating Conditions. Table 2 – Recommended Operating Conditions

Parameter			Symbol	Min	Typical	Max	Unit
Operating Case Temperature		Standard	Tc	0		+70	°C
Power Supply Voltage			Vcc	3.13	3.3	3.47	V
Power Supply Current			Icc			300	mA
Data Rate	Gigabit Ethernet				1.25		Gbps
Data Rate	Fiber Channel				1.063		Gbps

Optical and Electrical Characteristics. BT-OC24-20A: (FP and PIN, 1310nm, 20km Reach) Table 3 – Optical and Electrical Characteristics

Parameter		Symbol		Min	Typical	Max	Unit	Notes
Transmitter
Centre Wavelength			λc	1260	1310	1360	nm
Spectral Width (RMS)			∆λ			4	nm
Average Output Power			Pout	-9		0	dBm	1
Extinction Ratio			ER	9			dB
Optical Rise/Fall Time (20%~80%)			tr/tf			0.26	ns
Data Input Swing Differential			V_IN	400		1800	mV	2
Input Differential Impedance			Z_IN	90	100	110	Ω
TX Disable	Disable			2.0		Vcc	V
TX Disable	Enable			0		0.8	V
TX Fault	Fault			2.0		Vcc	V
TX Fault	Normal			0		0.8	V
Receiver
Centre Wavelength			λc	1480		1580	nm
Receiver Sensitivity						-23	dBm	3
Receiver Overload				-3			dBm	3
LOS De-Assert			LOS_D			-24	dBm
LOS Assert			LOS_A	-30			dBm
LOS Hysteresis				1		4	dB
Data Output Swing Differential			Vout	400		1800	mV	4
LOS			High	2.0		Vcc	V
LOS			Low			0.8	V

Notes:
1. The optical power is launched into SMF.
2. PECL input, internally AC-coupled and terminated.
3. Measured with a PRBS 2⁷-1 test pattern @1250Mbps, BER ≤1×10^-12.
4. Internally AC-coupled.

Timing and Electrical
Table 4 – Timing and Electrical

Parameter	Symbol	Min	Typical	Max	Unit
Tx Disable Negate Time	t_on			1	ms
Tx Disable Assert Time	t_off			10	µs
Time To Initialize, including Reset of Tx Fault	t_init			300	ms
Tx Fault Assert Time	t_fault			100	µs
Tx Disable To Reset	t_reset	10			µs
LOS Assert Time	t_loss_on			100	µs
LOS De-assert Time	t_loss_off			100	µs
Serial ID Clock Rate	f_serial_clock			400	KHz
MOD_DEF (0:2)-High	V_H	2		Vcc	V
MOD_DEF (0:2)-Low	V_L			0.8	V

Diagnostics
Table 5 – Diagnostics Specification

Parameter	Range	Unit	Accuracy	Calibration
Temperature	0 to +70	°C	±3°C	Internal / External
Voltage	3.0 to 3.6	V	±3%	Internal / External
Bias Current	0 to 100	mA	±10%	Internal / External
TX Power	-9 to 0	dBm	±3dB	Internal / External
RX Power	-23 to -3	dBm	±3dB	Internal / External