PM7347 datasheet(334/341 Pages) PMC

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S/UNI®-JET Data Sheet

Released

Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use

334

Document ID: PMC-1990267, Issue 3

Table 54 Receive Interface Timing (Figure 81)

Symbol

Description

Min

Max

Units

FRCLK

RCLK Frequency:

DS3 Framer (RFRM[1:0] = 00)

MHz

E3 Framer (RFRM[1:0] = 01)

J2 Framer (RFRM[1:0] = 10)

framer bypass (RFRM[1:0] = 11)

MHz

t0RCLK

RCLK minimum pulse width low:

DS3 Framer (RFRM[1:0] = 00)

7.7

E3 Framer (RFRM[1:0] = 01)

J2 Framer (RFRM[1:0] = 10)

framer bypass (RFRM[1:0] = 11)

7.7

t1RCLK

RCLK minimum pulse width high:

DS3 Framer (RFRM[1:0] = 00)

7.7

E3 Framer (RFRM[1:0] = 01)

J2 Framer (RFRM[1:0] = 10)

framer bypass (RFRM[1:0] = 11)

7.7

tSRPOS

RPOS/RDATI Set-up Time

tHRPOS

RPOS/RDATI Hold Time

tSRNEG

RNEG/ROHM Set-Up Time

tHRNEG

RNEG/ROHM Hold Time

tPRRDATO

RSCLK/RGAPCLK rising edge to RDATO Prop

Delay

213

tPRRFPO

RSCLK rising edge to RFPO/RMFPO Prop Delay

tPRROVRHD

RSCLK rising edge to ROVRHD Prop Delay

tPFRDATO

RSCLK/RGAPCLK falling edge to RDATO Prop

Delay

-2

tPFRFPO

RSCLK falling edge to RFPO/RMFPO Prop Delay

-2

tPFROVRHD

RSCLK falling edge to ROVRHD Prop Delay

-2

tPROH

ROHCLK Low to ROH Prop Delay

-15

tPROHFP

ROHCLK Low to ROHFP Prop Delay

-15

tPRPOH

RPOHCLK Low to RPOH Prop Delay

-15

tPRPOHFP

RPOHCLK Low to RPOHFP Prop Delay

-15

PM7347 Datasheet(PDF) 334 Page - PMC-Sierra, Inc

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