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Datasheet

TZA3046
(Product Specification)
19-May-06, 15 pages, 80 kB

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General description

The TZA3046 is a transimpedance amplifier with Automatic Gain Control (AGC), designed to be used in Fiber Channel/Gigabit Ethernet (FC/GE) fiber optic links. It amplifies the current generated by a photo detector (PIN diode or avalanche photodiode) and converts it to a differential output voltage. It offers a current mirror of average photo current for RSSI monitoring to be used in SFF-8472 compliant modules.

The low noise characteristics makes it suitable for FC/GE applications, but also for FTTx applications.

CAUTION
This device is sensitive to ElectroStatic Discharge (ESD). Therefore care should be taken during transport and handling.

Features

  • Low equivalent input noise current, typically 126 nA (RMS)
  • Wide dynamic range, typically 2.5 uA to 1.7 mA (p-p)
  • Differential transimpedance of 7.5 kOhm (typical)
  • Bandwidth from DC to 1050 MHz (typical)
  • Differential outputs
  • On-chip AGC with possibility of external control
  • Single supply voltage 3.3 V, range 2.97 V to 3.6 V
  • Bias voltage for PIN diode
  • On-chip current mirror of average photo current for RSSI monitoring
  • Identical ports available on both sides of die for easy bond layout and RF polarity selection

Products/packages

Type numberNorth American Type numberOrdering code (12NC)Product statusPackagePackingMarkingChemical contentLeadfree conversion date
TZA3046U/F/N19352 791 77005Volume productionUncased dieUncased dieChips on Wafer, Pre-Sawn, On FFCNo MarkingTZA3046U/F/N1
Always Pb-free
TZA3046U/F/Q/N19352 804 29005Volume productionUncased dieUncased dieChips on Wafer, Pre-Sawn, On FFCNo MarkingTZA3046U/F/Q/N1
Always Pb-free
TZA3046U/F/XQ/N19352 822 99005Volume productionUncased dieUncased dieChips on Wafer, Pre-Sawn, On FFCNo MarkingTZA3046U/F/XQ/N1
Always Pb-free
TZA3046U/N19352 791 76026Volume productionUncased dieUncased dieDie In Waffle CarriersNo MarkingTZA3046U/N1
Always Pb-free
TZA3046U/N19352 791 76028Volume productionUncased dieUncased dieDie in Single Waffle CarriersNo MarkingTZA3046U/N1
TZA3046U/T/N19352 791 78025Volume productionUncased dieUncased dieChips on Wafer, Un-Sawn, Electrical TestedNo MarkingTZA3046U/T/N1
Always Pb-free

Pricing/ordering/availability

Type numberOrdering code(12NC)Indicative price/unit($)RegionDistributorIn stockInventory dateBuy onlineSamples
TZA3046U/F/N19352 791  77005       not available
TZA3046U/F/Q/N19352 804  29005       not available
TZA3046U/F/XQ/N19352 822  99005  ASIAWPI46,00008/29/2008 Buy online not available
TZA3046U/N19352 791  76026  ASIAWPI1,08008/29/2008 Buy online not available
TZA3046U/N19352 791  76028       not available
TZA3046U/T/N19352 791  78025       not available

Applications

  • Digital fiber optic receiver modules in telecommunications transmission systems, in high-speed data networks or in FTTx systems.

Parametrics/similar products

Type numberPackageSupply
voltage(V)
Power
dissipation(mW)
Data
transfer
rate(Mb/s)
Eq
Sens
[dBm]
TZA3046U/F/Q/N1Uncased die
3.3 70 0-1250 -29

Similar products

TZA3046 links to the similar products page containing an overview of products that are similar in function or related to the type number(s) as listed on this page. The similar products page includes products from the same catalog tree(s), relevant selection guides and products from the same functional category.

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