SY88232AL MICREL [Micrel Semiconductor], SY88232AL Datasheet
SY88232AL
Related parts for SY88232AL
SY88232AL Summary of contents
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... PP The SY88232AL is a version of the SY88232L without 50Ω termination resistors at the inputs of the driver and the post amplifier. The SY88232AL used specially in SFF modules mounted on mother boards which have preinstalled terminations. Removing post amplifier input terminations will allow for receiver gain control. ...
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... Micrel, Inc. (1) Ordering Information Part Number Voltage SY88232LMG 3.3V (2) SY88232LMGTR 3.3V SY88232ALMG 3.3V (2) SY88232ALMGTR 3.3V Notes: 1. Contact factory for die availability. Dice are guaranteed Tape and Reel. June 2009 Temperature Package Range Type –40° to +85°C MLF-32 –40° to +85°C MLF-32 –40° to +85°C MLF-32 – ...
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... SY88232AL: Driver Non-inverting input data. No internal termination. SY88232L: Driver inverting input data. Internally terminated with 50Ω reference voltage. SY88232AL: Driver inverting input data. No internal termination. Transmitter Complementary Fast Disable. TTL input. The transmitter is enabled when this pin is asserted High or left open and disabled when this pin is asserted Low. A 6.3kΩ resistor must be installed between pin 10 and GND if /TXDIS is used as TTL input ...
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... Indicates APC failure when High. Active High TTL/CMOS. Use a 10kΩ Pull up. SY88232L: Post amplifier Non-inverting input data. Internally terminated with 50Ω reference voltage. SY88232AL: Post amplifier Non-inverting input data. No internal termination. SY88232L: Driver inverting input data. Internally terminated with 50Ω reference voltage. SY88232AL: Driver inverting input data. No internal termination. ...
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Micrel, Inc. Truth Tables DIN+ DIN- /TXEN MOD Table 1. Modulation Output Truth Table /TXEN Table 2. BIAS Output Truth Table Notes: 1. Assuming /TXDIS = ...
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Micrel, Inc. Absolute Maximum Ratings Supply Voltage (V ) ........................................–0.5V to +4.0V IN CML Input Voltage (V ) ......................V IN TTL Control Input Voltage (V )................................ Lead Temperature (soldering, 20sec.) .......................+260°C Storage Temperature (T ) ........................... –65°C ...
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Micrel, Inc. Post Amplifier Symbol Parameter LOS LOS Voltage LVL LVL V ROUT+, ROUT- HIGH Voltage OH V ROUT+, ROUT- LOW Voltage OL V Maximum voltage at RSSI pin RSSI V Differential Output Offset OFFSET Z (ROUT) Single-Ended Output 0 ...
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Micrel, Inc. AC Electrical Characteristics T = –40°C to +85°C and V = +3.0V to +3.6V, unless otherwise noted. Typical values are 30mA 30mA. BIAS Symbol Parameter Laser Driver Data Rate V Differential Input Voltage ...
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Micrel, Inc. Post Amplifier Symbol Parameter Output Rise/Fall Time r f (20% to 80%) t Deterministic JITTER Random V Differential Input Voltage Swing Diff_IN (RIN) V Differential Output Voltage Diff_OUT (ROUT) Swing G RSSI Gain = I ...
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Micrel, Inc. Typical Characteristics Laser Driver I vs. I BIAS BIASMAXSET 100 100 150 200 250 300 350 400 450 500 I (mA) BIASMAXSET Modulation Gain 100 90 ...
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Micrel, Inc. Functional Characteristics Laser Driver June 2009 11 hbwhelp@micrel.com SY88232L/AL M9999-063009-A or (408) 955-1690 ...
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Micrel, Inc. Functional Characteristics (continued) Post Amplifier June 2009 12 hbwhelp@micrel.com SY88232L/AL M9999-063009-A or (408) 955-1690 ...
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... Micrel, Inc. Functional Diagram The SY88232L is shown. For the SY88232AL, 50Ω terminations should be removed from DIN± and RIN±. June 2009 13 hbwhelp@micrel.com SY88232L/AL M9999-063009-A or (408) 955-1690 ...
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Micrel, Inc. Functional Description Laser Driver The laser driver is comprised from a modulator, a bias circuit, and a digital APC loop. The driver features bias and modulation current monitoring functions, which can be configured for optical power monitoring. BIAS ...
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Micrel, Inc. Loss-of-Signal-Level Set A programmable LOS/SD level set pin (LOS threshold of the input amplitude detection. Connecting an external resistor between V CC voltage at LOS . This voltage ranges from V LVL V -1.3V. The external resistor creates ...
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... Input and Output Stages (SY88232L) Figure 1a. Simplified Driver Input Stage Figure 1c. Simplified Driver Output Stage Figure 1e. Post Amplifier Output Stage Note: 1. Applies for SY88232L only. For SY88232AL input terminations need to be removed. June 2009 (1) (1) Figure 1b. Simplified TXDIS Input Stage Figure 1d. Post Amplifier Input Stage ...
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... Interfacing DIN to Different Logic Drivers (SY88232L) Figure 2a. Driving DIN with PECL Outputs Figure 2c. LOSLVL Setting Circuit Note: 1. Applies for SY88232L only. For SY88232AL input terminations need to be added. June 2009 (1) (1) Figure 2b. Driving DIN with CML Outputs Figure 2d. LOS Output Structure ...
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Micrel, Inc. Package Information MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA TEL +1 (408) 944-0800 FAX +1 (408) 474-1000 WEB http://www.micrel.com The information furnished by Micrel in this data sheet is believed to be accurate and reliable. ...