9ZX21200BKLF

DATASHEET 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI • • • • • • • • • • • • • • • OE(8,6,4,2)# DFB_OUT Z-PLL (SS Compatible) DIF_IN DIF_IN# HIBW_BYPM_LOBW# 100M_133M# CKPWRGD/PD# SMB_A0_tri SMB_A1_tri DIF(11:0) Logic SMBDAT SMBCLK IREF IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 1 9ZX21200 REV D 041513 VDD DIF_8 DIF_8# vOE8# DIF_9 DIF_9# VDD VDD GND DIF_10 DIF_10# DIF_11 DIF_11# VDDA 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI VDD DIF_3# DIF_3 vOE2# DIF_2# DIF_2 VDD VDD GND DIF_1# DIF_1 DIF_0# DIF_0 GND DIF_7# DIF_7 vOE6# DIF_6# DIF_6 GND VDD DIF_5# DIF_5 vOE4# DIF_4# DIF_4 GND DFB_OUT GNDA IREF 100M_133M# HIBW_BYPM_LOBW CKPWRGD_PD# GND VDDR DIF_IN DIF_IN# SMB_A0_tri SMBDAT SMBCLK SMB_A1_tri DFB_OUT# Notes: Pins with ^ prefix have internal 120K pullup Pins with v prefix have internal 120K pulldown. IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 2 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 3 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 4 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 5 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI V/ns % 260 13 2 1.3 IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 6 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 7 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 3.1 1 0.2 9ZX21200 Differential Test Loads Rs DIF Zo=85ohms,10" 2pF Rs Rp 2pF Rp HCSL Output Buffer IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 8 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 9 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI • • • • • • • • • • • • • • • • • • • • • • • • IDT (Slave/Receiver) IDT (Slave/Receiver) ACK ACK ACK ACK ACK ACK ACK O Data Byte Count=X O O Beginning Byte N ACK O O O Byte N + X - 1 IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 10 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 133MHz IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 11 9ZX21200 100MHz REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 12 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI DIF Reference Clock Common R ecommendations for Differential Rout ing L1 length, route as non-coupled 50ohm trace L2 length, route as non-coupled 50ohm trace L3 length, route as non-coupled 50ohm trace Rs (100 ohm differential traces) Rs (85 ohm differential traces) Dimension or Value 0.5 max 0.2 max 0.2 max 33 27 Unit inch inch inch ohm ohm Figure 1 1 1 1 1 Down Device Differential Routing L4 length, route as coupled microstrip 100ohm differential trace L4 length, route as coupled stripline 100ohm differential trace 2 min to 16 max 1.8 min to 14.4 max inch inch 1 1 Differential Routing to PCI Express Connector L4 length, route as coupled microstrip 100ohm differential trace L4 length, route as coupled stripline 100ohm differential trace 0.25 to 14 max 0.225 min to 12.6 max inch inch 2 2 Figure 1: Down Device Routing L2 L1 Rs L4 L4' L2' L1' Rs HCSL Output Buffer Rt Rt L3' PCI Express Down Device REF_CLK Input L3 Figure 2: PCI Express Connector Routing L2 L1 Rs L4 L4' L2' L1' HCSL Output Buffer Rs Rt Rt L3' IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI PCI Express Add-in Board REF_CLK Input L3 13 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI Alternative Termination for LVDS and other Common Differential Signals (figure 3) Vdiff Vp-p Vcm R1 R2 R3 R4 Note 0.45v 0.22v 1.08 33 150 100 100 0.58 0.28 0.6 33 78.7 137 100 0.80 0.40 0.6 33 78.7 none 100 ICS874003i-02 input compatible 0.60 0.3 1.2 33 174 140 100 Standard LVDS R1a = R1b = R1 R2a = R2b = R2 Figure 3 L2 L1 R3 R1a L4 R4 L4' L2' L1' R1b HCSL Output Buffer R2a R2b L3' Down Device REF_CLK Input L3 Cabl e Connected AC Coupled Application (figure 4) Component Value Note R5a, R5b 8.2K 5% R6a, R6b 1K 5% Cc 0.1 µF Vcm 0.350 volts Figure 4 3.3 Volts R5a R5b R6a R6b Cc L4 L4' Cc IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 14 PCIe Device REF_CLK Input 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI Seating Plane A1 Index Area N 1 2 (Ref) ND & NE Even (ND-1)x e (Ref) L A3 e N Anvil Singulation 1 (Typ) If ND & NE 2 are Even 2 E -- or -Top View E2 Sawn Singulation A D 0.08 C Part / Order Number 9ZX21200AKLF 9ZX21200AKLFT 9ZX21200BKLF 9ZX21200BKLFT Shipping Package Trays Tape and Reel Trays Tape and Reel (NE-1)x e (Ref) 2 (Ref) ND & N E Odd b e Thermal Base D2 2 D2 C Package 56-pin VFQFPN 56-pin VFQFPN 56-pin VFQFPN 56-pin VFQFPN IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI E2 Temperature 0 to +70°C 0 to +70°C 0 to +70°C 0 to +70°C 15 Difference W/O Byte 0 PLL Control With Byte 0 PLL Mode Control 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI IDT® 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI 16 9ZX21200 REV D 041513 9ZX21200 12-OUTPUT DIFFERENTIAL Z-BUFFER FOR PCIE GEN3 AND QPI SYNTHESIZERS Innovate with IDT and accelerate your future networks. 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