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ISL58781CRZ-T13 데이터시트(PDF) 9 Page - Intersil Corporation |
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ISL58781CRZ-T13 데이터시트(HTML) 9 Page - Intersil Corporation |
9 / 15 page 9 FN6909.3 December 3, 2015 Submit Document Feedback Laser Driver AC Performance Demoboard test, 10% duty cycle pulse, load = equivalent circuitry to [laser + flex cable] and/or as noted. VSO = 5V. TA = +25°C PARAMETER DESCRIPTION CONDITIONS MIN TYP MAX UNIT tR-IOUTx IOUT1/2 Write Rise Time (10% to 90%) 300mW Optical ML229U7 (Note 23) 1.3 ns tF-IOUTx IOUT1/2 Write Fall Time (10% to 90%) 300mW Optical ML229U7 (Note 23) 800 ps O/S-IOUTx IOUT1/2 Write Pulse Overshoot 300mW Optical ML229U7 (Note 23) 11 % tD-IOUTx IOUT1/2 Write Pulse Delay From LVDS = Zero crossing to IOUT rise 10% (Note 23) 5.3 ns tR-BLUE IBLUE Write Rise Time (10% to 90%) 250mW Optical (Note 23) 600 ps tF-BLUE IBLUE Write Fall Time (10% to 90%) 250mW Optical (Note 23) 450 ps O/S-BLUE IBLUE Write Pulse Overshoot 250mW Rising Optical (Note 23) 6 % tD-BLUE IBLUE Write Pulse Delay From LVDS = Zero crossing to IOUT rise 10% (Note 23) 5.2 ns INOISE-IOUTx IOUT1/2 Read Output Current Noise IOUT = 50mA, measured @ 10MHz 0.55 nA/Hz INOISE-IOUTx IOUT1/2 Read & HFM Output Current Noise IOUT = 50mA+30mAP-P; Measured @ 10MHz 0.96 nA/Hz INOISE-BLUE IBLUE Read Output Current Noise IOUT = 50mA, measured @ 10MHz 0.37 nA/Hz INOISE-BLUE IBLUE Read & HFM Output Current Noise IOUT = 50mA+10mAP-P; Measured @ 10MHz 0.47 nA/Hz BWAPC Read Amplifier 3dB Bandwidth IOUT = 50mA 0.5 MHz NOTE: 23. Limits established by characterization and are not production tested TABLE 1. AMPLITUDE SELECTION REGISTER ACTIVATION NAME ENA WEB CR0 Bit 2 WEN2 WEN1 WEN0 MSB BSEL = 0 LSB BSEL = 0 MSB BSEL = 1 LSB BSEL = 1 OFF 0 X x X X X X X X X READ 1 1 0 X X X 0-19 1-09 0-19 1-09 W0 1 0 1 0 0 0 0-10 2-10 0-11 2-11 W1 1 0 1 0 0 1 0-04 2-04 0-05 2-05 W2 1 0 1 0 1 0 0-06 2-06 0-07 2-07 W3 1 0 1 0 1 1 0-08 2-08 0-09 2-09 W4 1 0 1 1 0 0 0-0A 2-0A 0-0B 2-0B W5 1 0 1 1 0 1 0-0C 2-0C 0-0D 2-0D W6 1 0 1 1 1 0 0-0E 2-0E 0-0F 2-0F W7 1 0 1 1 1 1 0-12 2-12 0-13 2-13 NOTES: 24. There are two sets of write current registers. When BSEL = 1, bank 1 is selected. When BSEL = 0, bank 0 is selected. 25. Read and write are independent. Read is enabled with a control bit. 26. Register terminology is page Number-Register number (hex). Thus 1-09 is page 1, register 09h ISL58781 |
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