ICS9LPRS525AGILF IDT, Integrated Device Technology Inc, ICS9LPRS525AGILF Datasheet

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ICS9LPRS525AGILF

Manufacturer Part Number
ICS9LPRS525AGILF
Description
IC CK505 VREG/RES 56TSSOP
Manufacturer
IDT, Integrated Device Technology Inc
Type
Clock Generatorr
Datasheet

Specifications of ICS9LPRS525AGILF

Input
Crystal
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-TSSOP
Frequency-max
400MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
800-1932

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Part Number:
ICS9LPRS525AGILF
Manufacturer:
IDT
Quantity:
92
56-pin CK505 for Intel Systems
Recommended Application:
56-pin CK505 compatible clock, w/fully integrated Vreg and series
resistors on differential outputs
Output Features:
Key Specifications:
Pin Configuration
IDT
TM
2 - CPU differential low power push-pull pairs
7 - SRC differential push-pull pairs
1 - CPU/SRC selectable differential low power push-pull pair
1 - SRC/DOT selectable differential low power push-pull pair
1 - SRC/SE selectable differential push-pull pair/Single-ended
outputs
5 - PCI, 33MHz
1 - USB, 48MHz
1 - REF, 14.318MHz
CPU outputs cycle-cycle jitter < 85ps
SRC output cycle-cycle jitter < 125ps
PCI outputs cycle-cycle jitter < 250ps
+/- 100ppm frequency accuracy on all outputs
SRC outputs meet PCIe Gen2 when sourced from PLL3
PC MAIN CLOCK
DOTC_96_LRS/SRCC0_LRS 14
DOTT_96_LRS/SRCT0_LRS 13
SRCC2_LRS/SATAC_LRS 22
SRCT2_LRS/SATAT_LRS 21
SRCC3_LRS/CR#_D 25
SRCT3_LRS/CR#_C 24
USB_48MHz/FSLA 10
SRCC1_LRS/SE2 18
SRCT1_LRS/SE1 17
PCI_F5/ITP_EN 7
PCI4/SRC5_EN 6
SRCC4_LRS 28
PCI0/CR#_A 1
PCI1/CR#_B 3
SRCT4_LRS 27
VDDPLL3IO 20
VDDSRCIO 26
PCI3/CFG0 5
PCI2/TME 4
VDD96IO 12
GNDSRC 23
VDDPCI 2
GNDPCI 8
GND48 11
VDD48 9
GND 15
GND 19
VDD 16
56-SSOP & TSSOP
1
Features/Benefits:
Table 1: CPU Frequency Select Table
1. FS
2. FS
FS
B0b7
the Input/Supply/Common Output Parameters Table for correct values.
Also refer to the Test Clarification Table.
specifications in the Input/Supply/Common Output Parameters Table for correct values.
0
0
0
0
1
1
1
1
L
L
L
C
Supports spread spectrum modulation, 0 to -0.5% down
spread
Supports CPU clks up to 400MHz
Uses external 14.318MHz crystal, external crystal load
caps are required for frequency tuning
A and FS
C is a three-level input. Please see the V
2
56 SCLK
55 SDATA
54 REF0/FSLC/TEST_SEL
53 VDDREF
52 X1
51 X2
50 GNDREF
49 FSLB/TEST_MODE
48 CK_PWRGD/PD#
47 VDDCPU
46 CPUT0_LRS
45 CPUC0_LRS
44 GNDCPU
43 CPUT1_F_LRS
42 CPUC1_F_LRS
41 VDDCPUIO
40 NC
39 CPUT2_ITP_LRS/SRCT8_LRS
38 CPUC2_ITP_LRS/SRCC8_LRS
37 VDDSRCIO
36 SRCT7_LRS/CR#_F
35 SRCC7_LRS/CR#_E
34 GNDSRC
33 SRCT6_LRS
32 SRCC6_LRS
31 VDDSRC
30 PCI_STOP#/SRCT5_LRS
29 CPU_STOP#/SRCC5_LRS
FS
B0b6
0
0
1
1
0
0
1
1
L
L
B
B are low-threshold inputs.Please see V
1
FS
B0b5
0
1
0
1
0
1
0
1
L
A
1
266.66
133.33
200.00
166.66
333.33
100.00
400.00
CPU
MHz
IL_FS
100.00
SRC
MHz
and V
ICS9LPRS525
Reserved
IL_FS
IH_FS
33.33 14.318 48.00 96.00
MHz
PCI
and V
DATASHEET
IH_FS
MHz
REF
1484C—04/20/10
specifications in
USB
MHz
DOT
MHz

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ICS9LPRS525AGILF Summary of contents

Page 1

CK505 for Intel Systems Recommended Application: 56-pin CK505 compatible clock, w/fully integrated Vreg and series resistors on differential outputs Output Features: • CPU differential low power push-pull pairs • SRC differential push-pull pairs • 1 ...

Page 2

ICS9LPRS525 PC MAIN CLOCK Pin Description PIN # PIN NAME TYPE 1 PCI0/CR#_A I/O 2 VDDPCI PWR 3 PCI1/CR#_B I/O 4 PCI2/TME I/O 5 PCI3/CFG0 I/O 6 PCI4/SRC5_EN I/O 7 PCI_F5/ITP_EN I/O 8 GNDPCI PWR 9 VDD48 PWR 10 USB_48MHz/FSLA ...

Page 3

ICS9LPRS525 PC MAIN CLOCK Pin Description (continued) PIN # PIN NAME TYPE 25 SRCC3_LRS/CR#_D I/O 26 VDDSRCIO PWR 27 SRCT4_LRS OUT 28 SRCC4_LRS OUT 29 CPU_STOP#/SRCC5_LRS I/O 30 PCI_STOP#/SRCT5_LRS I/O 31 VDDSRC PWR 32 SRCC6_LRS OUT 33 SRCT6_LRS OUT 34 ...

Page 4

ICS9LPRS525 PC MAIN CLOCK General Description ICS9LPRS525 is compliant Intel CK505 Yellow Cover specification. This clock synthesizer provides a single chip solution for Intel desktop chipsets. ICS9LPRS525 is driven with a 14.318MHz crystal. It also provides a tight ppm accuracy ...

Page 5

ICS9LPRS525 PC MAIN CLOCK Absolute Maximum Ratings - DC Parameters PARAMETER SYMBOL Maximum Supply Voltage VDDxxx Maximum Supply Voltage VDDxxx_IO Maximum Input Voltage Minimum Input Voltage Storage Temperature Case Temperature Input ESD protection ESD prot 1 Guaranteed by design and ...

Page 6

ICS9LPRS525 PC MAIN CLOCK NOTES on Input/Supply/Common Output DC Parameters: (unless otherwise noted, guaranteed by design and characterization, not 100% tested in production). 1 Signal is required to be monotonic in this region. 2 input leakage current does not include ...

Page 7

ICS9LPRS525 PC MAIN CLOCK Differential Clock Tolerances CPU PPM tolerance 100 Cycle to Cycle Jitter 85 Spread -0.50% Clock Periods - Differential Outputs with Spread Spectrum Disabled 1 Clock Center SSC OFF Freq. -c2c jitter MHz AbsPer Min 100.00 9.91400 ...

Page 8

ICS9LPRS525 PC MAIN CLOCK Electrical Characteristics - PCICLK/PCICLK_F PARAMETER Long Accuracy Clock period Absolute min/max period Output High Voltage Output Low Voltage Output High Current Output Low Current Rising Edge Slew Rate Falling Edge Slew Rate Pin to Pin Skew ...

Page 9

ICS9LPRS525 PC MAIN CLOCK Electrical Characteristics - REF-14.318MHz PARAMETER Long Accuracy Clock period Absolute min/max period CLK High Time CLK Low time Output High Voltage Output Low Voltage Output High Current Output Low Current Rising Edge Slew Rate Falling Edge ...

Page 10

ICS9LPRS525 PC MAIN CLOCK Table 1: CPU Frequency Select Table CPU MHz B0b7 B0b6 B0b5 266. 133. 200.00 0 ...

Page 11

ICS9LPRS525 PC MAIN CLOCK Table 3: IO_Vout select table B9b2 B9b1 B9b0 IO_Vout ...

Page 12

ICS9LPRS525 PC MAIN CLOCK PCI_STOP# Power Management SMBus OE Bit PCI_STOP# 1 Enable 0 Disable X CPU_STOP# Power Management SMBus OE Bit PCI_STOP# 1 Enable 0 Disable X CR# Power Management SMBus OE Bit CR# 1 Enable 0 Disable X ...

Page 13

ICS9LPRS525 PC MAIN CLOCK General SMBus serial interface information for the ICS9LPRS525 How to Write: • Controller (host) sends a start bit. • Controller (host) sends the write address D2 • ICS clock will acknowledge • Controller (host) sends the ...

Page 14

ICS9LPRS525 PC MAIN CLOCK Byte 0 FS Readback and PLL Selection Register Bit Pin Name 7 FSLC - 6 FSLB - 5 FSLA - 4 - iAMT_EN 3 Reserved 2 - SRC_Main_SEL 1 - SATA_SEL 0 - PD_Restore Byte 1 ...

Page 15

ICS9LPRS525 PC MAIN CLOCK Byte 4 Output Enable and Spread Spectrum Disable Register Bit Pin Name 7 SRC3_OE 6 SATA/SRC2_OE 5 SRC1_OE 4 SRC0/DOT96_OE 3 CPU1_OE 2 CPU0_OE 1 PLL1_SSC_ON 0 PLL3_SSC_ON Byte 5 Clock Request Enable/Configuration Register Bit Pin ...

Page 16

ICS9LPRS525 PC MAIN CLOCK Byte 8 Device ID and Output Enable Register Bit Pin Name 7 Device_ID3 6 Device_ID2 5 Device_ID1 4 Device_ID0 3 Reserved 2 Reserved 1 SE1_OE 0 SE2_OE Byte 9 Output Control Register Bit Pin Name 7 ...

Page 17

ICS9LPRS525 PC MAIN CLOCK Byte 12 Byte Count Register Bit Pin Name 7 Reserved 6 Reserved 5 BC5 4 BC4 3 BC3 2 BC2 1 BC1 0 BC0 Byte Reserved Byte 29 Slew Rate Control Bit Pin ...

Page 18

ICS9LPRS525 PC MAIN CLOCK Test Clarification Table Comments Power-up w/ TEST_SEL = 1 to enter test mode Cycle power to disable test mode FSLC./TEST_SEL -->3-level latched input If power-up w/ V>2.0V then use TEST_SEL If power-up w/ V<2.0V then use ...

Page 19

ICS9LPRS525 PC MAIN CLOCK Ordering Information 9LPRS525AFLFT Example: XXXX MAIN CLOCK TM IDT SYMBOL VARIATIONS Reference Doc.: JEDEC Publication 95, MO-118 10-0034 Designation for tape and reel packaging Lead Free, RoHS Compliant Package Type F ...

Page 20

ICS9LPRS525 PC MAIN CLOCK N E1 INDEX INDEX AREA AREA Ordering Information 9LPRS525AGLFT Example: XXXX MAIN CLOCK TM IDT c SYMBOL L E VARIATIONS - ...

Page 21

ICS9LPRS525 PC MAIN CLOCK Revision History Rev. Issue Date Description 0.1 7/21/2008 Initial Release 1. Updated pinout to remove Vout reference on pin 40 0.2 08/060/08 2. Updated VDD_IO pin descriptions to show 1.05V to 3.3V operation 1. Fixed Pagination ...

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