719

HP70841B

PATTERN

GENERATOR

HP83480A

OSCILLOSCOPE

HDMP-1636

HP70311A

CLOCK SOURCE

+ DATA

- DATA

+K28.5, -K28.5

TRIGGER

CH1

CH2

+DOUT

-DOUT

REFCLK

LOOPEN

Tx[0..9]

1.25 GHz

125 MHz

ENBYTSYNC

Rx[0..9]

-DIN

+DIN

DIVIDE

BY 2

CIRCUIT

DIVIDE

BY 10

CIRCUIT

(DUAL

OUTPUT)

VARIABLE

DELAY

TTL

HDMP-1636/46 (Transmitter Section)

Output Jitter Characteristics

Symbol

Parameter

Units

Typ.

Random Jitter at DOUT, the High Speed Electrical Data Port, specified as

ps

8

1 sigma deviation of the 50% crossing point (RMS)

Deterministic Jitter at DOUT, the High Speed Electrical Data Port (pk-pk)

ps

15

Note:

1. Defined by Fibre Channel Specification X3.230-1994 FC-PH Standard, Annex A, Section A.4 and tested using measurement method

shown in Figure 8.

HDMP-1636/46 (TRx)

Thermal and Power Temperature Characteristics

Symbol

Parameter

Units

Typ.

Max.

Transceiver Power Dissipation, Outputs Open, Parallel Data

mW

630

850

has 5 Ones and 5 Zeroes

Transceiver Power Dissipation, Outputs Connected per

mW

685

900

Recommended Bias Terminations with Idle Pattern

Thermal Resistance, Junction to Case

HDMP-1636

°C/Watt

10

HDMP-1646

7

Notes:

bias resistors.

3. Specified with high speed outputs biased with 150

Ω resistors and receiver TTL outputs driving 10 pF loads.

4. Based on independent package testing by HP.

HDMP-1646.

Figure 8. Transmitter Jitter Measurement Method.

a. Block Diagram of RJ Measurement Method.

b. Block Diagram of DJ Measurement Method.

HP70841B

PATTERN

GENERATOR*

HP83480A

OSCILLOSCOPE

HDMP-1636

HP70311A

CLOCK SOURCE

+ DATA

- DATA

0000011111

TRIGGER

CH1

CH2

+DOUT

-DOUT

REFCLK LOOPEN

Tx[0..9]

BIAS

TEE

1.4 V

0011111000

(STATIC K28.7)

1.25 GHz

125 MHz

* PATTERN

GENERATOR

PROVIDES A

DIVIDE BY

10 FUNCTION.