Capacitance[20, Capacitance – Cypress CYV15G0404DXB User Manual

Page 30

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CYV15G0404DXB

Document #: 38-02097 Rev. *B

Page 30 of 44

t

RISE

[20]

CML Output Rise Time 20

−80% (CML Test Load)

SPDSELx = HIGH

60

270

ps

SPDSELx = MID

100

500

ps

SPDSELx =LOW

180

1000

ps

t

FALL

[20]

CML Output Fall Time 80

−20% (CML Test Load)

SPDSELx = HIGH

60

270

ps

SPDSELx = MID

100

500

ps

SPDSELx =LOW

180

1000

ps

t

DJ

[20, 29, 31]

Deterministic Jitter (peak-peak)

[32]

IEEE 802.3z

27

ps

Z

RJ

[20, 30, 31]

Random Jitter (

σ

)

[32]

IEEE 802.3z

11

ps

t

REFJ

[20]

REFCLKx jitter tolerance / Phase noise limits

TBD

t

TXLOCK

Transmit PLLx lock to REFCLKx±

200

μs

CYV15G0404DXB Receive Serial Inputs and CDR PLL Characteristics Over the Operating Range

t

RXLOCK

Receive PLL lock to input data stream (cold start)

376k

UI

Receive PLL lock to input data stream

376k

UI

t

RXUNLOCK

Receive PLL Unlock Rate

46

UI

t

JTOL

[20]

Total Jitter Tolerance

[32]

IEEE 802.3z

600

ps

t

DJTOL

[20]

Deterministic Jitter Tolerance

[32]

IEEE 802.3z

370

ps

Capacitance

[20]

Parameter

Description

Test Conditions

Max.

Unit

C

INTTL

TTL Input Capacitance

T

A

= 25°C, f

0

= 1 MHz, V

CC

= 3.3V

7

pF

C

INPECL

PECL input Capacitance

T

A

= 25°C, f

0

= 1 MHz, V

CC

= 3.3V

4

pF

CYV15G0404DXB AC Electrical Characteristics

(continued)

Parameter

Description

Min.

Max

Unit

CYV15G0404DXB HOTLink II Transmitter Switching Waveforms

TXCLKx

TXDx[7:0],

TXCTx[1:0],

t

TXDH

t

TXDS

t

TXCLK

t

TXCLKH

t

TXCLKL

Transmit Interface
Write Timing
TXCLKx selected

REFCLKx

Transmit Interface

t

REFCLK

t

REFH

t

REFL

t

TREFDS

t

TREFDH

Write Timing

TXRATEx = 0

TXDx[7:0],

TXCTx[1:0],

REFCLKx selected

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