SY88232LMG Micrel Inc, SY88232LMG Datasheet
SY88232LMG
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SY88232LMG Summary of contents
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... All support documentation can be found on Micrel’s web site at: www.micrel.com. ___________________________________________________________________________________________________________ Typical Application Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 ( June 2009 2.5Gbps Laser Diode Driver with Integrated Features • 2.4V minimum laser compliance voltage • ...
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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 Type Range –40° to +85°C QFN-32 –40° to +85°C QFN-32 – ...
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Micrel, Inc. Pin Configuration Pin Description Pin Number Pin Name 1 LOS/SD_SEL 2 LOSLVL 3 LOS/SD 4 JAM 6 DIN+ 7 DIN- 9 /TXDIS 10 TXDIS 11 /TXEN June 2009 32-Pin QFN Pin Function LOS or SD selection, TTL input. ...
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Micrel, Inc. Pin Description (continued) Pin Number Pin Name 12 APCSET 13 MODSET 14 BIASMAX 15 MODMON 18 MOD- 19 MOD+ 21 BIAS BIASMON 24 RSSI 25 APCFAULT 27 RIN+ 28 RIN- 30 ROUT- 31 ROUT+ 5, ...
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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 ...
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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 (µA) 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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Micrel, Inc. 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 ...
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Micrel, Inc. 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 ...
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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. ...