DS31408GN datasheet(4/6 Pages) MAXIM

Part #	DS31408GN

Description	8-Input, 14-Output, Dual DPLL Timing IC with Sub-ps Output Jitter and 1588 Clock

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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4 / 6 page

DS31408

4

Block Diagram

DPLL1

Filtering, Holdover,

Hitless Switching, PBO,

Frequency Conversion,

Manual Phase Adjust

Master

Clock

APLL

FSYNC

MFSYNC

IC5 POS/NEG

IC6 POS/NEG

Microprocessor Port

(SPI Serial)

and HW Control and Status Pins

Local Oscillator

TCXO or OCXO

DPLL2

identical to DPLL1

MCLKOSC

JTAG

SYNC1

SYNC3

IC1 POS/NEG

IC2 POS/NEG

SYNC2

OC1POS/NEG

OC7POS/NEG

OC4

JTRST

JTMS

JTCLK

JTDI

JTDO

DFS 4

DFS 5

DFS 6

DFS 7

DFS 1

OC5

OC6

OC7

OC1

MFSYNC

DS31408

APLL1

lowest jitter path

PLL Bypass

OC4POS/NEG

OC5POS/NEG

OC6POS/NEG

IC3 POS/NEG

IC4 POS/NEG

IC7 POS/NEG

IC8 POS/NEG

Divider 1

DFS Muxes

Divider Muxes

Dif Muxes

Input Clock

Block

Frequency Scaler,

Activity Monitor,

Freq. Monitor,

Optional Inversion

(per input clock)

Clock

Selector

8

status

OC2POS/NEG

DFS 2

OC2

APLL2

lowest jitter path

Divider 2

OC3POS/NEG

DFS 3

OC3

APLL3

lowest jitter path

Divider 3

Divider 5

Divider 6

Divider 7

Divider 4

1588

Time

Engine

clkin

tain

MCLK

ICx

OCx

SYNCx

out1

out2

1588 out1

1588 out2

ABRIDGED DATA SHEET

Similar Part No. - DS31408GN

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	DS31408GN	95Kb / 6P	8-Input, 14-Output, Dual DPLL Timing IC with Sub-ps Output Jitter and 1588 Clock Rev 4; 7/11
Maxim Integrated Produc...	DS31408GN++	95Kb / 6P	8-Input, 14-Output, Dual DPLL Timing IC with Sub-ps Output Jitter and 1588 Clock Rev 4; 7/11

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Similar Description - DS31408GN

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	DS31408_1107	95Kb / 6P	8-Input, 14-Output, Dual DPLL Timing IC with Sub-ps Output Jitter and 1588 Clock Rev 4; 7/11
	DS31400	100Kb / 5P	8-Input, 14-Output, Dual DPLL Timing IC with Sub-ps Output Jitter Rev 0; 4/10
	DS31415_1107	86Kb / 5P	3-Input, 4-Output, Single DPLL Timing IC with Sub-ps Output Jitter and 1588 Clock Rev 2; 7/11
	DS31415	137Kb / 5P	3-Input, 4-Output, Single DPLL Timing IC with Sub-ps Output Jitter and 1588 Clock Rev 1; 3/11
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	DS31404	103Kb / 5P	4-Input, 8-Output, Dual DPLL Timing IC with Sub-ps Output Jitter Differential Rev 0; 12/10
	DS31407	129Kb / 4P	3-Input, 4-Output, Single DPLL Timing IC with Sub-ps Output Jitter Differential Rev 0; 1/11
Analog Devices	AD9543	1Mb / 66P	Quad Input, 10-Output, Dual DPLL/IEEE 1588 Synchronizer and Jitter Cleaner
	AD9545	2Mb / 157P	Quad Input, 10-Output, Dual DPLL/IEEE 1588 1 pps Synchronizer and Jitter Cleaner
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DS31408GN Datasheet(PDF) 4 Page - Maxim Integrated Products

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