Optoway

XPB-2940LWG

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Tel: 886-3-5979798

Fax: 886-3-5979737

E-mail: sales@optoway.com.tw

http: // www.optoway.com.tw

2009/12/1

V2.0

3

Electrical Characteristics

Parameter

Symbol

Min

Typ

Max

Units

Notes

High-Speed Signal (CML) Interface Specification

Input Data Rate

9.95

10.3125

Gb/s

Differential Input Impedance

Rin

100

Ω

Differential Data Input Amplitude

120

820

mVpp

4, Internally AC coupled

Input Data Rate

9.95

10.3125

Gb/s

Differential Output Impedance

Rout

100

Ω

Differential Data Output

Amplitude

340

850

mVpp

4, Internally AC coupled

Low-Speed Signal (LVTTL) Interface Specification

Input High Voltage

2.0

Vcc

V

Input Low Voltage

GND

0.8

V

Output High Voltage

2.4

Vcc

V

Output Low Voltage

GND

0.5

V

Reference Clock (LVPECL) Interface Specification

No reference clock

4. The differential input and output amplitudes are per XFP MSA mask at points B’ and C’.

Transceiver Timing Characteristics

Parameter

Symbol

Min

Typ

Max

Units

Notes

TX_DIS Assert Time

t_off

10

µs

TX_DIS Negate Time

t_on

2

ms

Time to Initialize

t_init

300

ms

Interrupt Assert Delay

interrupt_on

200

ms

Interrupt Negate Delay

interrupt_off

500

µs

P_Down/PST Assert Delay

P_Down/RST_on

100

µs

P_Down Nagate Delay

P_Down/RST_off

300

ms

Mod_NR Assert Delay

Mod_nr_on

1

ms

Mod_NR Negate Delay

Mod_nr_off

1

ms

Mod_Desel Assert Time

T_Mod_Desel

2

ms

Mod_Desel De-Assert Time

T_Mod_Sel

2

ms

P_Down Reset Time

T_reset

10

µs

RX_LOS Assert Delay

T_Los_on

100

µs

RX_LOS Negate Delay

T_Los_off

100

µs

Serial ID Clock Rate

0

400

kHz