LE87213AFQC Zarlink, LE87213AFQC Datasheet
LE87213AFQC
Specifications of LE87213AFQC
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LE87213AFQC Summary of contents
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... Quad Flat No-Lead (QFN) Package Application Note ORDERING INFORMATION Device Package Le87213AQC 32-pin QFN 32-pin QFN Le87213AFQC 1 (Green Package) 1. The green package meets RoHS Directive 2002/95/EC of the European Council to minimize the environmental impact of electrical equipment. 2. For delivery using a tape and reel packing system, add a "T" suffix to the OPN (Ordering Part Number) when placing an order ...
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... Supply Currents and Power Consumption Test Circuit Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Device Specifications Application Circuit PCB Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 Physical Dimensions 32-Pin QFN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 Device Operational Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Line Transformer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Transformer Turns Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Downstream Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Receiver and Hybrid Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Components Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13 Revision .13 Revision .13 2 Zarlink Semiconductor Inc. ...
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... PRODUCT DESCRIPTION The Le87213A device is a low-power, dual xDSL differential line driver part of Zarlink’s family of integrated line drivers capable of operating from a standard negative battery supply. Its integration of feedback components and on-chip surge protection diodes makes it one of the most integrated line drivers on the market today. ...
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... Negative power supply. Power +3.3 V analog power supply. Ground Low voltage ground return. Ground Battery ground return. Not connected. Exposed pad on underside of device must be connected to Isolated a heat spreading area. The AGND plane is recommended. 4 Zarlink Semiconductor Inc N/C N/C N/C N/C N/C DDWNN 2 DDWNP 2 8 ...
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... Refer to IPC/JEDEC J-Std-020B Table 5-2 for the recommended solder reflow temperature profile. OPERATING RANGES Zarlink guarantees the performance of this device over commercial (0°C to 70°C) and industrial (−40°C to 85°C) temperature ranges by conducting electrical characterization over each range and by conducting a production test with single insertion coupled with periodic sampling ...
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... U1 VBAT Le87213A Le87220 C 9 BGND – AY1 + V AY,BY V BIAS + BY1 – PCB Layout, on page 8 unless otherwise noted. 6 Zarlink Semiconductor Inc. Device Power V (mA) (mW) CC Min Typ Max Min Typ 5.3 850 5.3 824 5.3 824 5.6 826 5.3 772 5.3 772 5 ...
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... MHz 20 kHz 400 kHz 800 kHz 2 MHz 20 kHz 400 kHz 800 kHz 2 MHz fc=100 kHz, Vout=2Vpp fc=2208 kHz, Vout=2Vpp AY– AY,BY DWN 7 Zarlink Semiconductor Inc. Test Circuit, on page 6. Min Typ Max Unit ----------- 0.6 1.0 28k 40k 52k BAT BAT ...
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... Passive non-heat producing components can be placed between the Le87213A devices. Condition Min 28k V BAT ---------------- 0.25 – 2 fc=100 kHz, Vout=2Vpp 70 fc=1104 kHz, Vout=2Vpp 50 200 AY–BY /V DWN 46 4 Ω load. 8 Zarlink Semiconductor Inc. Typ Max Unit Note µV ----------- 0.6 1.0 Hz 40k 52k kΩ BAT BAT ---------------- + 0.75 ---------------- + 1. 1., 2 ...
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... The Terminal #1 identifier may be either a mold or marked feature. 5.90 5. Coplanarity applies to the exposed pad as well as the terminals. 6. Reference Document: JEDEC MO-220. 0.63 7. Lead width deviates from the JEDEC MO-220 standard. 0.05 32-Pin QFN 9 Zarlink Semiconductor Inc degrees. ...
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... R SEC Secondary Z SEC ` VBAT VCC 200 300 400 500 600 700 800 frequency kHz Figure 2. Le87213A Transformer R PRI L LEAK L PRI Zarlink Semiconductor Inc. 900 1000 1100 1200 Transformer Turns TIP(A) Primary Z INTR RING(B) C PRI ...
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... DDWN ⋅ ------------------- - 10, Application Circuit, on page 8 db(V /VTX) LOOP Z =100 ohms LOOP 100K 1000K Frequency Hz 11 Zarlink Semiconductor Inc. | – BATmin differential. To account for the voltage drop PP ) value of 5.49 kΩ 2.67 kΩ and and R can be used to adjust the downstream 11 1 10000K ...
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... For the Le87213A device, a transformer primary side inductance of >800 µH is recommended Figure 4. Receive and Hybrid Circuit RECEIVER AND HYBRID CIRCUIT AGND 100 LOOP ≈ ----------------------------- - L = ----------------------------- - = PRI ( ) ( ) 2π 20 kHz 2π 20 kHz 12 Zarlink Semiconductor Inc HYB REC+ REC HYB and any external DC 6 796 µH . ...
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... Ordering Information, on page 1 • Revised 32-lead QFN drawing in Revision • Enhanced format of package drawing in • Added new headers/footers due to Zarlink purchase of Legerity on August 3, 2007 Ordering Information, on page 1 to indicate packing system Physical Dimensions, on page 9 to show chamfer Physical Dimensions, on page 9 13 ...
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... Zarlink, or non-Zarlink furnished goods or services may infringe patents or other intellectual property rights owned by Zarlink. This publication is issued to provide information only and (unless agreed by Zarlink in writing) may not be used, applied or reproduced for any purpose nor form part of any order or contract nor to be regarded as a representation relating to the products or services concerned ...