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DS1876 Datasheet(PDF) 10 Page - Maxim Integrated Products |
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DS1876 Datasheet(HTML) 10 Page - Maxim Integrated Products |
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10 / 69 page ![]() 10 _____________________________________________________________________________________ SFP Controller with Dual LDD Interface Pin Configuration Pin Description THIN QFN (5mm × 5mm × 0.8mm) TOP VIEW 26 27 25 24 10 9 11 12 1 2 APC1 4 5 6 7 20 21 19 17 16 15 VCC TXF2 BMON2 PMON2 TXDOUT1 RSEL 3 18 28 8 OUT1 GND APC2 23 13 PMON1 TXD2 22 14 BMON1 REFIN DS1876 *EP + *EXPOSED PAD. PIN NAME FUNCTION 1 RSELOUT Rate-Select Output 2 SCL I2C Serial-Clock Input 3 SDA I2C Serial-Data Input/Output 4 TXFOUT Transmit Fault Output, Open Drain 5 TXF1 Transmit Fault Input 1 6 IN1 Digital Input. General-purpose input, AS1 in SFF-8079, or RS1 in SFF-8431. 7 TXD1 Transmit Disable Input 1 8, 18, 21 GND Ground Connection 9 RSEL Rate-Select Input 10 TXDOUT1 Transmit Disable Output 1 11 PMON2 External Monitor Input PMON2 and HTXP2/LTXP2 Quick Trip 12 BMON2 External Monitor Input BMON2 and HBATH2 Quick Trip 13 PMON1 External Monitor Input PMON1 and HTXP1/LTXP1 Quick Trip PIN NAME FUNCTION 14 BMON1 External Monitor Input BMON1 and HBATH1 Quick Trip 15 N.C. No Connection 16, 26 VCC Power-Supply Input 17 TXDOUT2 Transmit Disable Output 2 19 MOD2 MOD2 DAC, Delta-Sigma Output 20 MOD1 MOD1 DAC, Delta-Sigma Output 22 REFIN Reference Input for DAC1 and DAC2 23 TXD2 Transmit Disable Input 2 24 APC2 APC2 DAC, Delta-Sigma Output 25 APC1 APC1 DAC, Delta-Sigma Output 27 TXF2 Transmit Fault Input 2 28 OUT1 Digital Output. General-purpose output, AS1 output in SFF-8079, or RS1 output in SFF-8431. — EP Exposed Pad (Connect to GND) |
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