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12-Output Buffers. 9ZXL1251E Datasheet

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12-Output Buffers. 9ZXL1251E Datasheet






9ZXL1251E Buffers. Datasheet pdf. Equivalent




9ZXL1251E Buffers. Datasheet pdf. Equivalent





Part

9ZXL1251E

Description

4 to 12-Output Buffers



Feature


4 to 12-Output Buffers for PCIe Gen1–5 and UPI 9ZXL04x1E/9ZXL06x1E/ 9ZXL08x1 E/9ZXL12x1E Datasheet Description The 9ZXL04x1E/9ZXL06x1E/9ZXL08x1E/9ZXL12x1E family of Zero-Delay/Fanout Buffers (Z DB, FOB) are 2nd-generation enhanced pe rformance buffers for PCIe and CPU appl ications. The family meets all publishe d QPI/UPI, DB2000Q and PCIe Gen1–5 ji tter specifications. D.
Manufacture

Renesas

Datasheet
Download 9ZXL1251E Datasheet


Renesas 9ZXL1251E

9ZXL1251E; evices range from 4 to 12 outputs, with each output having an OE# pin to suppor t the PCIe CLKREQ# function for low pow er states. All devices meet DB2000Q, DB 1200ZL and DB800ZL jitter and skew requ irements. PCIe Clocking Architectures ▪ Common Clocked (CC) ▪ Independent Reference (IR) with and without spread spectrum (SRIS, SRNS) Key Specificati ons ▪ Fanout Buffer Mo.


Renesas 9ZXL1251E

de additive phase jitter: • PCIe Gen5 CC < 24s RMS • DB2000Q additive jitte r < 40s RMS • QPI/UPI 11.4GB/s < 40fs RMS • IF-UPI additive jitter < 70fs RMS ▪ ZDB Mode phase jitter: • PCIe Gen5 CC < 22fs RMS • QPI/UPI 11.4GB/ s < 120fs RMS • IF-UPI additive jitte r < 130fs RMS ▪ Cycle-to-cycle jitter < 50ps ▪ Output-to-output skew < 50 ps Block Diagram VDDR VDDA Feature.


Renesas 9ZXL1251E

s ▪ 4–12 Low-power HCSL (LP-HCSL) ou tputs ▪ Integrated terminations elimi nate up to 4 resistors per output pair ▪ Dedicated OE# pins support PCIe CLK REQ# function ▪ Up to 9 selectable SM Bus addresses (9ZXL12) ▪ Selectable P LL bandwidths minimizes jitter peaking in cascaded PLL topologies ▪ Hardware /SMBus control of ZDB and FOB modes ▪ Spread-spectrum compatible ▪ 1–40.

Part

9ZXL1251E

Description

4 to 12-Output Buffers



Feature


4 to 12-Output Buffers for PCIe Gen1–5 and UPI 9ZXL04x1E/9ZXL06x1E/ 9ZXL08x1 E/9ZXL12x1E Datasheet Description The 9ZXL04x1E/9ZXL06x1E/9ZXL08x1E/9ZXL12x1E family of Zero-Delay/Fanout Buffers (Z DB, FOB) are 2nd-generation enhanced pe rformance buffers for PCIe and CPU appl ications. The family meets all publishe d QPI/UPI, DB2000Q and PCIe Gen1–5 ji tter specifications. D.
Manufacture

Renesas

Datasheet
Download 9ZXL1251E Datasheet




 9ZXL1251E
4 to 12-Output Buffers for PCIe
Gen1–5 and UPI
9ZXL04x1E/9ZXL06x1E/
9ZXL08x1E/9ZXL12x1E
Datasheet
Description
The 9ZXL04x1E/9ZXL06x1E/9ZXL08x1E/9ZXL12x1E family of
Zero-Delay/Fanout Buffers (ZDB, FOB) are 2nd-generation
enhanced performance buffers for PCIe and CPU applications.
The family meets all published QPI/UPI, DB2000Q and PCIe
Gen1–5 jitter specifications. Devices range from 4 to 12 outputs,
with each output having an OE# pin to support the PCIe
CLKREQ# function for low power states. All devices meet
DB2000Q, DB1200ZL and DB800ZL jitter and skew requirements.
PCIe Clocking Architectures
Common Clocked (CC)
Independent Reference (IR) with and without spread spectrum
(SRIS, SRNS)
Key Specifications
Fanout Buffer Mode additive phase jitter:
PCIe Gen5 CC < 24s RMS
DB2000Q additive jitter < 40s RMS
QPI/UPI 11.4GB/s < 40fs RMS
IF-UPI additive jitter < 70fs RMS
ZDB Mode phase jitter:
PCIe Gen5 CC < 22fs RMS
QPI/UPI 11.4GB/s < 120fs RMS
IF-UPI additive jitter < 130fs RMS
Cycle-to-cycle jitter < 50ps
Output-to-output skew < 50 ps
Block Diagram
VDDR
VDDA
Features
4–12 Low-power HCSL (LP-HCSL) outputs
Integrated terminations eliminate up to 4 resistors per output
pair
Dedicated OE# pins support PCIe CLKREQ# function
Up to 9 selectable SMBus addresses (9ZXL12)
Selectable PLL bandwidths minimizes jitter peaking in
cascaded PLL topologies
Hardware/SMBus control of ZDB and FOB modes
Spread-spectrum compatible
1–400MHz FOB operation (all devices)
100MHz and 133.33MHz ZDB mode (9ZXL12, 9ZXL08)
100MHz ZDB mode (9ZXL06, 9ZXL04)
-40°C to +85°C operating temperature range (all devices)
-40°C to +105°C operating temperature range (9ZXL08)
Package information: see Ordering Information for details
Typical Applications
Servers/High-performance Computing
nVME Storage
Networking
Accelerators
Industrial Control
VDD
VDDIO (9ZXL12x1 only)
9ZXL12x1
9ZXL08x1
only
9ZXL12x1 only
9ZXL12x1
9ZXL0451
only
DIF_IN#
DIF_IN
^100M_133M#
vS ADR1_tri
vS ADR0_tri
SMB CLK
SMB DAT
^vHIB W_BY PM-LO BW#
^CKPWRGD_PD#
vO E[n:0]#
©2020 Renesas Electronics Corporation
FBOUT_NC#
FBOUT_NC
PLL
DIFn#
DIFn
SMBus Factory
Engine Configuration
12, 8, 6, or 4
outputs
Control Logic
Series resistors are integrated on 9ZXLxx51 devices
and external on 9ZXLxx31 devices
GNDA
GND
DIF0#
DIF0
1
August 25, 2020




 9ZXL1251E
9ZXL04x1E/9ZXL06x1E/9ZXL08x1E/9ZXL12x1E Datasheet
Contents
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
PCIe Clocking Architectures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Key Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Typical Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Pin Assignments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
9ZXL0451E Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
9ZXL06x1E Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
9ZXL08x1E Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
9ZXL12x1E Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Thermal Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Power Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Test Loads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
General SMBus Serial Interface Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
How to Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
How to Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Package Outline Drawings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Marking Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
9ZXL04x1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
9ZXL06x1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
9ZXL08x1 (industrial temperature range) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
9ZXL08x1 (extended temperature range) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
9ZXL12x1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
©2020 Renesas Electronics Corporation
2
August 25, 2020




 9ZXL1251E
9ZXL04x1E/9ZXL06x1E/9ZXL08x1E/9ZXL12x1E Datasheet
Pin Assignments
9ZXL0451E Pin Assignment
Figure 1. Pin Assignments for 5 × 5 mm 32-VFQFPN Package – Top View
^CKPWRGD_PD# 1
VDDR 2
DIF_IN 3
DIF_IN# 4
vSADR0_tri 5
SMBDAT 6
SM BCLK 7
FBOUT_NC# 8
32 31 30 29 28 27 26 25
9ZXL0451E
connect EPAD to
ground
9 10 11 12 13 14 15 16
24 vOE2#
23 DIF2#
22 DIF2
21 VDD
20 DIF1#
19 DIF1
18 vOE1#
17 NC
5 × 5mm, 32-VFQFPN, 0.5mm pitch
^ prefix indicates internal 120kOhm pull-up resistor
v prefix indicates internal 120kOhm pull-down resistor
©2020 Renesas Electronics Corporation
3
August 25, 2020



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