TZA3044T データシートの表示（PDF） - Philips Electronics

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TZA3044T

SDH/SONET STM4/OC12 and 1.25 Gbits/s Gigabit Ethernet postamplifiers

Philips Electronics 

Philips Semiconductors

SDH/SONET STM4/OC12 and

1.25 Gbits/s Gigabit Ethernet postamplifiers

Product specification

TZA3044; TZA3044B

handbook, full pagewidth

VCC − 2 V

R1 = 50 Ω

R1 = 50 Ω

VI

VO

Zo = 50 Ω

VIQ

VOQ

MGR248

handbook, full pagewidth

VCC = 3.3 V

R1 = 127 Ω

R1 = 127 Ω

VO

VI

Zo = 50 Ω

VIQ

VOQ

R2 = 82.5 Ω

R2 = 82.5 Ω

GND

MGR249

handbook, full pagewidth

VCC = 5.0 V

R1 = 83.3 Ω

R1 = 83.3 Ω

VO

VI

Zo = 50 Ω

VIQ

VOQ

R2 = 125 Ω

R2 = 125 Ω

GND

MGR250

1999 Nov 03

Fig.9 PECL output termination schemes.

9

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