IDTCV128PVG8 IDT, Integrated Device Technology Inc, IDTCV128PVG8 Datasheet

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IDTCV128PVG8

Manufacturer Part Number
IDTCV128PVG8
Description
IC CLK BUFFER 1-12 DIFF 56-SSOP
Manufacturer
IDT, Integrated Device Technology Inc
Type
Clock Bufferr
Datasheet

Specifications of IDTCV128PVG8

Input
Clock
Output
Clock
Frequency - Max
400MHz
Voltage - Supply
3.135 V ~ 3.465 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
56-SSOP
Frequency-max
400MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
CV128PVG8
FUNCTIONAL BLOCK DIAGRAM
FEATURES:
• Compliant with Intel DB1200G rev. 0.5
• DIF Clock Support
• OE pin Control of All Outputs
• 3.3 V Operation
• Gear Ratio supporting generation of clocks at a different
• Split outputs supporting options of 2 outputs @1:1 and
• Pin level OE control of individual outputs
• Multiple output frequency options up to 400Mhz as a gear ratio
• Output is HCSL compatible
• SMBus Programmable configurations
• PLL Bypass Configurable
• SMBus address configurable to allow multiple buffer control in
• Programmable Bandwidth
• Glitchfree transition between frequency states
• Available in SSOP and TSSOP packages
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
COMMERCIAL TEMPERATURE RANGE
© 2005 Integrated Device Technology, Inc.
IDTCV128
1-TO-12 DIFFERENTIAL CLOCK BUFFER
frequency ratioed from the input.
remaining 10 pairs at an alternate gear
of input clocks of 100-400Mhz
a single control network
12differential clock output pairs @ 0.7 V
50 ps skew performance (same gear)
V
TT
SA_2/PLL/BYPASS#
_P
WRGD
HIGH_BW#
OE_10_11#
#/P
CLK_IN#
OE[9:0]#
CLK_IN
WRDWN
1-TO-12 DIFFERENTIAL
CLOCK BUFFER
SDA
SCL
PLL
Controller
Control
Output
SM Bus
1
DESCRIPTION:
designed to work in conjunction with the main clock of CK409, CK410/CK410M
and CK410B etc., PLL is off in bypass mode and no clock detect.
The CV128 differential buffer complies with Intel DB1200G rev. 0.5, and is
Output
Buffer
COMMERCIAL TEMPERATURE RANGE
DIF_10
DIF_11
DIF_10#
DIF_11#
DIF_0
DIF_1
DIF_2
DIF_3
DIF_4
DIF_5
DIF_6
DIF_7
DIF_8
DIF_9
DIF_0#
DIF_1#
DIF_2#
DIF_3#
DIF_4#
DIF_5#
DIF_6#
DIF_7#
DIF_8#
DIF_9#
JUNE 29, 2007
IDTCV128
DSC-6743/A

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IDTCV128PVG8 Summary of contents

Page 1

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER FEATURES: • Compliant with Intel DB1200G rev. 0.5 • DIF Clock Support − 12differential clock output pairs @ 0.7 V − skew performance (same gear) • OE pin Control of All Outputs • ...

Page 2

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER PIN CONFIGURATION 1 HIGH_BW# 2 CLK_IN 3 CLK_IN# 4 SA_0 5 OE_0# 6 DIF_0 7 DIF_0# 8 OE_1# 9 DIF_1 1 0 DIF_1 DIF_2 1 ...

Page 3

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER PIN DESCRIPTION Pin Name Type CLK_IN, CLK_IN# IN DIF_[9:0] & DIF_[9:0]# OUT DIF & DIF# [11:10] OUT OE_[9:0 _10_11# IN HIGH_BW# IN SCL IN SDA I/O, OC IREF IN SA_[0:1] IN SA_2/PLL_BYPASS# IN ...

Page 4

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER GEAR RATIOS Select FSA SMBus3 ...

Page 5

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER TARGETED INPUT AND OUTPUT FREQUENCIES Input (MHz) Output (MHz) 200 200 267 133 160 320 333 167 N/A N/A 400 200 200 133 133 200 400 133 133 167 167 133 333 133 200 267 ...

Page 6

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER CONTROL REGISTERS BYTE 0 Bit Output(s) Affected 7 Group of 10 gear # DIF [9:0] Speed selection 6 Group of 2 gear # DIF [11:10] Speed selection 5 Reserved 4 FSA latched input 3 SMBus3 ...

Page 7

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER BYTE 4 Bit Output(s) Affected 7 Readback - FSA input 6 Readback - PLL_BW Readback-PLL_BYPASS# input 4 Reserved 3 Reserved 2 Readback - OE#_10-11 Input 1 Readback - OE#_9 Input 0 Readback - ...

Page 8

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER OUTPUT RELATIONAL TIMING PARAMETERS Group CLK_IN, DIF [x:0] Input to Output Skew in PLL mode (1:1 only) CLK_IN, DIF [x:0] Input to Output Skew in non PLL mode (1:1 only) DIF DIFF[x:0] Pin-to-Pin Skew (output ...

Page 9

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER DIF TIMING CHARACTERISTICS (NON SSC CLOCK INPUT) DIF 0 Timing Characteristics (Non-Spread Spectrum Mode) Symbol Parameter L Long Accuracy ACCURACY T Average Period PERIOD T Absolute Minimum Host CLK Period ABSMIN T Rise ...

Page 10

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER PWRDWN FUNCTIONALITY #/P DIF WRDWN 0 Normal 1 Float BUFFER POWER-UP STATE DIAGRAM S1 Delay >0. Power Off BUFFER POWER-UP STATE MACHINE DIF# State Normal State0 State1 ...

Page 11

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER ORDERING INFORMATION IDTCV XXX XX Device Type Package CORPORATE HEADQUARTERS 6024 Silver Creek Valley Road San Jose, CA 95138 X Grade Blank Commercial Temperature Range (0°C to +70°C) PA Thin Small Shrink Outline Package PAG ...

Page 12

IDTCV128 1-TO-12 DIFFERENTIAL CLOCK BUFFER Revision History Rev. Issue Date Description A 06/29/07 Release to Final. COMMERCIAL TEMPERATURE RANGE 12 Page # - ...

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