HDMP-1638 Просмотр технического описания (PDF) - HP => Agilent Technologies

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HDMP-1638

Gigabit Ethernet Transceiver Chip with Dual Serial I/O and Differential PECL Clock Inputs

HP => Agilent Technologies 

7

HDMP-1638 (TRx)

Absolute Maximum Ratings

TA = 25 °C, except as specified. Operation in excess of any one of

these conditions may result in permanent damage to this device.

Symbol

Parameter

Units Min. Max.

VCC

Supply Voltage

V

VIN,TTL TTL Input Voltage

V

VIN,HS_IN HS_IN Input Voltage

V

IO,TTL TTL Output Source Current mA

Tstg

Storage Temperature

°C

Tj

Junction Temperature

°C

-0.5

5.0

-0.7 VCC+2.8

2.0

VCC

13

-65 +150

0

+150

HDMP-1638 (TRx)

Guaranteed Operating Rates

TA = 0 °C to +70 °C, VCC = 3.15 V to 3.45 V

Parallel Clock Rate

(MHz)

Min.

Max.

Serial Baud Rate

(MBaud)

Min.

Max.

124.0

126.0

1240

1260

HDMP-1638 (TRx)

Transceiver Reference Clock Requirements

TA = 0 °C to +70 °C, VCC = 3.15 V to 3.45 V

Symbol

Parameter

f

Nominal Frequency (for Gigabit Ethernet Compliance)

Ftol

Frequency Tolerance

Symm

Symmetry (Duty Cycle)

Units Min. Typ. Max.

MHz

125

ppm -100

+100

%

40

60

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