ADN4604ASVZ-RL Analog Devices Inc, ADN4604ASVZ-RL Datasheet

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ADN4604ASVZ-RL

Manufacturer Part Number
ADN4604ASVZ-RL
Description
4.25Gbps 16x16 Crossbar Switch
Manufacturer
Analog Devices Inc
Series
XStream™r
Datasheet

Specifications of ADN4604ASVZ-RL

Function
Crosspoint Switch
Circuit
1 x 16:16
On-state Resistance
56 Ohm
Voltage Supply Source
Single Supply
Voltage - Supply, Single/dual (±)
2.7 V ~ 3.6 V
Current - Supply
95mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
100-TQFP Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADN4604ASVZ-RL
Manufacturer:
Analog Devices Inc
Quantity:
10 000
FEATURES
DC to 4.25 Gbps per port NRZ data rate
Programmable receive equalization
Programmable transmit preemphasis/deemphasis
Low power: 130 mW per channel at 3.3 V (outputs enabled)
16 × 16, fully differential, nonblocking array
Low jitter, typically 20 ps
Flexible I/O supply range
DC- or ac-coupled differential CML inputs
Programmable CML output levels
Per-lane input P/N pair inversion for routing ease
50 Ω on-chip I/O termination
Supports 8b/10b, scrambled or uncoded NRZ data
Serial (I
100-lead TQFP, Pb-free package
APPLICATIONS
Fiber optic network switching
High speed serial backplane routing to OC-48 with FEC
XAUI: 10GBASE-KX4
Gigabit Ethernet over backplane: 1000BASE-KX
1×, 2×, and 4× Fibre Channel
InfiniBand®
Digital video (HDMI, DVI, DisplayPort, 3G-/HD-/SD-SDI)
Data storage networks
GENERAL DESCRIPTION
The ADN4604 is a 16 × 16 asynchronous, protocol agnostic,
digital crosspoint switch, with 16 differential PECL-/CML-
compatible inputs and 16 differential CML outputs.
The ADN4604 is optimized for nonreturn-to-zero (NRZ) sig-
naling with data rates of up to 4.25 Gbps per port. Each port
offers a fixed level of input equalization and programmable
output swing and output preemphasis.
Rev. 0
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Specifications subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
12 dB boost at 2 GHz
Compensates 40 inches of FR4 at 4.25 Gbps
Up to 12 dB boost at 4.25 Gbps
Compensates 40 inches of FR4 at 4.25 Gbps
Double rank connection programming with dual
connection maps
2
C slave or SPI) control interface
16 × 16, Digital Crossp oint Switch
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
The ADN4604 nonblocking switch core implements a 16 × 16
crossbar and supports independent channel switching through
the serial control interface. The ADN4604 has low latency and
very low channel-to-channel skew.
An I
vide access to advanced features, such as additional levels of
preemphasis and output disable.
The ADN4604 is packaged in a 100-lead TQFP package and
operates from −40°C to +85°C.
ADDR1/SDI
ADDR0/CS
SDA/SDO
SCL/SCK
UPDATE
IP[15:0]
IN[15:0]
I2C/SPI
RESET
V
V
2
TTIE
TTIW
C® or SPI interface is used to control the device and pro-
,
FUNCTIONAL BLOCK DIAGRAM
CONNECTION
CONNECTION
INTERFACE
CONTROL
RX
SERIAL
EQ
LOGIC
MAP 0
MAP 1
©2009 Analog Devices, Inc. All rights reserved.
DV
SWITCH
CC
MATRIX
16 × 16
Figure 1.
V
V
CC
EE
HOOKUP
OUTPUT
LEVEL
TABLE
ADN4604
EMPHASIS
4.25 Gbps,
PRE-
TX
ADN4604
PER-PORT
SETTINGS
OUTPUT
www.analog.com
LEVEL
OP[15:0]
V
V
ON[15:0]
TTON
TTOS
,

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ADN4604ASVZ-RL Summary of contents

Page 1

FEATURES DC to 4.25 Gbps per port NRZ data rate Programmable receive equalization 12 dB boost at 2 GHz Compensates 40 inches of FR4 at 4.25 Gbps Programmable transmit preemphasis/deemphasis boost at 4.25 Gbps Compensates 40 ...

Page 2

ADN4604 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Electrical Specifications ............................................................... Timing Specifications ............................................................ 4 SPI Timing Specifications ...

Page 3

SPECIFICATIONS ELECTRICAL SPECIFICATIONS TTIx TTOx input swing = 800 mV p- 27°C, unless otherwise noted. A Table 1. Parameter Conditions DYNAMIC PERFORMANCE Data Rate ...

Page 4

ADN4604 Parameter Conditions THERMAL CHARACTERISTICS Operating Temperature Range θ Still air; JEDEC 4-layer test board JA θ Still air JB θ At the exposed pad JC LOGIC CHARACTERISTICS Input High Voltage Threshold ( Input Low Voltage Threshold ...

Page 5

SPI TIMING SPECIFICATIONS SCK SDI SDO SCK t SDI SDO Table 3. SPI Timing Specifications Parameter SCK Clock Frequency ...

Page 6

ADN4604 ABSOLUTE MAXIMUM RATINGS Table 4. Parameter Rating 3 3 TTIE TTIW TTON TTOS CC 1 Internal Power Dissipation ...

Page 7

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS 100 99 RESET 1 PIN 1 IP0 2 IN0 IP1 5 IN1 TTIW IP2 8 IN2 IP3 11 IN3 IP4 ...

Page 8

ADN4604 Table 5. Pin Function Descriptions Pin No. Mnemonic 1 RESET 2 IP0 3 IN0 4, 13, 22, 35, 41, 54, 63 72, 85 IP1 6 IN1 TTIW 8 IP2 9 IN2 10, ...

Page 9

Pin No. Mnemonic 57 TTIE 58 IP10 59 IN10 61 IP11 62 IN11 64 IP12 65 IN12 67 IP13 68 IN13 70 IP14 71 IN14 73 IP15 74 IN15 75 SDA/SDO 76 SCL/SCK 77 OP8 78 ON8 80 ...

Page 10

ADN4604 TYPICAL PERFORMANCE CHARACTERISTICS TTIx TTOx input swing = 800 mV p- 27°C, unless otherwise noted. A 0.167IU/DIV REFERENCE EYE DIAGRAM AT TP1 0.167IU/DIV ...

Page 11

DATA OUT PATTERN GENERATOR 0.167IU/DIV REFERENCE EYE DIAGRAM AT TP1 0.167IU/DIV Figure 12. 4.25 Gbps Input Eye, 20 Inch FR4 Input Channel (TP2 from Figure 11) 0.167IU/DIV Figure 13. 4.25 Gbps Input Eye, 40-Inch FR4 Input Channel (TP2 from Figure ...

Page 12

ADN4604 DATA OUT PATTERN GENERATOR 0.167IU/DIV REFERENCE EYE DIAGRAM AT TP1 0.167IU/DIV Figure 17. 4.25 Gbps Output Eye, 20-Inch FR4 Output Channel (TP3 from Figure 16) 0.167IU/DIV Figure 18. 4.25 Gbps Output Eye, 40-Inch FR4 Input ...

Page 13

EQ = 0dB 12dB DATA RATE (Gbps) Figure 21. Deterministic Jitter vs. Data Rate 100 0dB 12dB 0 2.5 2.6 ...

Page 14

ADN4604 100 0dB 12dB INPUT FR4 TRACE LENGTH (Inches) Figure 27. Deterministic Jitter vs. Input FR4 Channel Length 100 ...

Page 15

FALL TIME 60 50 RISE TIME –40 – TEMPERATURE (°C) Figure 33. Rise/Fall Time vs. Temperature 1000 950 900 850 800 EQ = 12dB 750 ...

Page 16

ADN4604 THEORY OF OPERATION INTRODUCTION The ADN4604 × 16, buffered, asynchronous crosspoint switch that provides input equalization, output preemphasis, and output level programming capabilities. The receivers integrate an equalizer that is optimized to compensate for typical backplane ...

Page 17

SWITCH CORE The ADN4604 switch core is a fully nonblocking 16 × 16 array that allows multicast and broadcast configurations. The config- uration of the switch core is programmed through the serial control interface. The crosspoint configuration map controls the ...

Page 18

ADN4604 Table 9. XPT Control Registers Register Name Address Bit Update 0x80 0 Map Table Select 0x81 0 XPT Broadcast 0x82 3:0 XPT Map 0 Control 0 0x90 7:4 3:0 XPT Map 0 Control 1 0x91 7:4 3:0 XPT Map ...

Page 19

TRANSMITTERS Output Structure and Output Levels The ADN4604 transmitter outputs incorporate 50 Ω termin- ation resistors, ESD protection, and output current switches. Each channel provides independent control of both the absolute output level and the preemphasis output level. Note that ...

Page 20

ADN4604 Table 11 displays the TX Basic Control register. The TX Basic Control register consists of one byte (8 bits) for each of the 16 output channels. Each TX Basic Control register has the same functionality. The mapping of register ...

Page 21

Advanced Settings In addition to the basic settings provided in the TX basic control registers, advanced settings are available in TX Drive 0 Control and TX Drive 1 Control registers (Address 0x30 to Address 0x4F). The advanced settings are useful ...

Page 22

ADN4604 Table 15 displays the TX advanced control registers. The TX advanced control registers consist of two bytes (16 bits) for each of the 16 output channels. The mapping of register address to output channel is shown in the first ...

Page 23

TERMINATION The inputs and outputs include integrated 50 Ω termination resistors. For applications that require external termination resistors, the internal resistors can be disabled. For example, disabling the integrated 50 Ω termination resistors allows alternative termination values such as 75 ...

Page 24

ADN4604 SERIAL CONTROL INTERFACE The ADN4604 register set is controlled through a 2-wire I 2 interface. The ADN4604 acts only the I C bus in the system needs to include ...

Page 25

ADN4604 DATA READ To read data from the ADN4604 register set, a microcontroller any other I C master must send the appropriate control signals to the ADN4604 slave device. The steps are listed below; 2 ...

Page 26

ADN4604 SPI SERIAL CONTROL INTERFACE The SPI serial interface of the ADN4604 consists of four wires SCK, SDI, and SDO used to select the device when more than one device is connected to the serial clock ...

Page 27

CS SCK SDI ADDRESS SDO CS SCK SDI ADDRESS HI-Z SDO DATA BYTE 0 DATA BYTE 1 HI-Z Figure 49. SPI Continuous Write Sequence XXXXXXXX XXXXXXXX DATA BYTE 0 DATA BYTE 1 Figure 50. SPI Continuous Read Sequence Rev. 0 ...

Page 28

ADN4604 REGISTER MAP Registers repeated per port or per table entry are grouped together. Register address mapping is shown in the first column. Table 18. Register Map Address: Channel Default Register Name 0x00 N/A RESET 0x10 0xFF RX EQ Control ...

Page 29

Address: Channel Default Register Name 0x18: Broadcast, 0x00 TX basic control 0x20: Output 0, 0x21: Output 1, 0x22: Output 2, 0x23: Output 3, 0x24: Output 4, 0x25: Output 5, 0x26: Output 6, 0x27: Output 7, 0x28: Output 8, 0x29: Output ...

Page 30

ADN4604 Address: Channel Default Register Name 0x61: Table Entry 0 0x00 TX Lookup Table 1 0x63: Table Entry 1 0x99 0x65: Table Entry 2 0xCC 0x67: Table Entry 3 0xFF 0x69: Table Entry 4 0xFF 0x6B: Table Entry 5 0xFF ...

Page 31

Address: Channel Default Register Name 0xB0 0xEF XPT Status 0 0xB1 0xCD XPT Status 1 0xB2 0xAB XPT Status 2 0xB3 0x89 XPT Status 3 0xB4 0x67 XPT Status 4 0xB5 0x45 XPT Status 5 0xB6 0x23 XPT Status 6 ...

Page 32

ADN4604 APPLICATIONS INFORMATION The ADN4604 is an asynchronous and protocol agnostic digital switch and, therefore, is applicable to a wide range of applica- tions including network routing and digital video switching. The ADN4604 supports the data rates and signaling levels ...

Page 33

O O ADN4604 16 × 16 CROSSPOINT SWITCH O Figure 52. ADN4604 Networking Switch Application Block Diagram 8 LANE UPLINK PATH LANE DOWNLINK PATH ASIC ...

Page 34

ADN4604 SUPPLY SEQUENCING Ideally, all power supplies should be brought up to the appropri- ate levels simultaneously (power supply requirements are set by the supply limits in Table 1 and the absolute maximum ratings listed in Table 4). If the ...

Page 35

Table 19. Output Voltage Range and Output Common-Mode Shift vs. Output Level and PE Setting Single-Ended Output Levels and Register PE Boost Settings Boost PE TX SW-DC SW-PE (mV) (mV) % (dB) Drive 0 100 ...

Page 36

ADN4604 PRINTED CIRCUIT BOARD (PCB) LAYOUT GUIDELINES The high speed differential inputs and outputs should be routed with 100 Ω controlled impedance differential transmission lines. The transmission lines, either microstrip or stripline, should be referenced to a solid low impedance ...

Page 37

Large voids in the thermal paddle area should be avoided. To control voids in the thermal paddle area, solder masking may be required for thermal vias to prevent solder wicking inside the via during reflow, thus displacing the solder away ...

Page 38

... SEATING PLANE 25 26 0.20 0.09 7° 3.5° 0° 0.50 BSC ORDERING GUIDE Model Temperature Range ADN4604ASVZ 1 −40°C to +85°C 1 ADN4604ASVZ-RL −40°C to +85°C 1 ADN4604-EVALZ RoHS Compliant Part . 14.00 BSC PIN 1 TOP VIEW (PINS DOWN 1.05 1.00 ...

Page 39

NOTES Rev Page ADN4604 ...

Page 40

ADN4604 NOTES 2 Purchase of licensed I C components of Analog Devices or one of its sublicensed Associated Companies conveys a license for the purchaser under the Philips I Rights to use these components system, ...

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