ICS932S421BGLF IDT, Integrated Device Technology Inc, ICS932S421BGLF Datasheet

IC PCIE GEN2 MAIN CLOCK 56-TSSOP

ICS932S421BGLF

Manufacturer Part Number
ICS932S421BGLF
Description
IC PCIE GEN2 MAIN CLOCK 56-TSSOP
Manufacturer
IDT, Integrated Device Technology Inc
Type
Clock Generatorr
Series
-r
Datasheet

Specifications of ICS932S421BGLF

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
Number Of Elements
3
Supply Current
350mA
Pll Input Freq (min)
14.31818MHz
Operating Supply Voltage (typ)
3.3V
Operating Temp Range
0C to 70C
Package Type
TSSOP
Output Frequency Range
33.33 to 400MHz
Operating Supply Voltage (min)
3.135V
Operating Supply Voltage (max)
3.465V
Operating Temperature Classification
Commercial
Pin Count
56
Input
-
Output
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Output
-
Input
-
Lead Free Status / Rohs Status
Compliant
Other names
932S421BGLF

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ICS932S421BGLF
Manufacturer:
ICS
Quantity:
3 078
Part Number:
ICS932S421BGLF
Manufacturer:
ICS
Quantity:
8 639
Part Number:
ICS932S421BGLF
Manufacturer:
IDT
Quantity:
19 804
Part Number:
ICS932S421BGLFT
Manufacturer:
ICS
Quantity:
20 000
Part Number:
ICS932S421BGLFT
Manufacturer:
INTEGRATE
Quantity:
8 959
Company:
Part Number:
ICS932S421BGLFT
Quantity:
1 980
PCIe Gen2 and QPI Clock for Intel-Based Servers
Recommended Application:
PCIe Gen 2 & QPI compliant CK410B+ clock for Intel-based
servers
Output Features:
Features/Benefits:
Pin Configuration
IDT
TM
4 - 0.7V current-mode differential CPU pairs
5 - 0.7V current-mode differential SRC pair
4 - PCI (33MHz)
3 - PCICLK_F, (33MHz) free-running
1 - 48MHz
2 - REF, 14.318MHz
Supports spread spectrum modulation, 0 to -0.5%
down spread
Uses external 14.318MHz crystal and external load
capacitors for low ppm synthesis error
CPU clocks independent of SRC/PCI clocks
D2/D3 SMBus address
PCIe Gen2 and QPI Clock for Intel-Based Servers
PCICLK_F0 9
PCICLK_F1 10
PCICLK_F2 11
SRCCLKC0 17
SRCCLKC1 18
SRCCLKC2 22
SRCCLKC3 23
SRCCLKC4 27
SRCCLKT0 16
SRCCLKT1 19
SRCCLKT2 21
SRCCLKT3 24
SRCCLKT4 26
GNDSRC 20
PCICLK0 3
PCICLK1 4
PCICLK2 5
PCICLK3 6
VDDSRC 15
VDDSRC 25
VDDSRC 28
56-pin SSOP & TSSOP
GNDPCI 2
GNDPCI 7
VDDPCI 1
VDDPCI 8
GND48 14
VDD48 12
48MHz 13
1
Key Specifications:
Functionality
FS_C
1. FS_B and FS_C are three-level inputs. Please see V
the Input/Supply/Common Output Parameters Table for correct values.
Also refer to the Test Clarification Table.
2. FS_A is a low-threshold input. Please see the V
specifications in the Input/Supply/Common Output Parameters Table for correct values.
0
0
0
0
1
1
1
1
PCIe Gen 2 compliant SRC outputs
QPI & FBD 2 compliant CPU clocks
CPU cycle-cycle jitter: < 50ps
SRC cycle-cycle jitter: < 125ps
PCI cycle-cycle jitter: < 500ps
CPU output skew: < 50ps
SRC output skew: < 250ps
± 100ppm frequency accuracy on all outputs
1
56 FS_C/TEST_SEL
55 REF0
54 REF1
53 VDDREF
52 X1
51 X2
50 GNDREF
49 FS_B/TEST_MODE
48 FS_A
47 VDDCPU
46 CPUCLKT0
45 CPUCLKC0
44 VDDCPU
43 CPUCLKT1
42 CPUCLKC1
41 GNDCPU
40 CPUCLKT2
39 CPUCLKC2
38 VDDCPU
37 CPUCLKT3
36 CPUCLKC3
35 VDDA
34 GNDA
33 IREF
32 NC
31 Vtt_PwrGd#/PD
30 SDATA
29 SCLK
FS_B
0
0
1
1
0
0
1
1
1
FS_A
0
1
0
1
0
1
0
1
2
266.67
133.33
200.00
166.67
333.33
100.00
400.00
CPU
MHz
100.00
SRC
MHz
IL_FS
ICS932S421B
and V
IL_FS
Reserved
33.33
MHz
PCI
and V
IH_FS
DATASHEET
IH_FS
14.32
MHz
REF
specifications in
1340G—01/26/10
48.00
MHz
U
SB

Related parts for ICS932S421BGLF

ICS932S421BGLF Summary of contents

Page 1

PCIe Gen2 and QPI Clock for Intel-Based Servers Recommended Application: PCIe Gen 2 & QPI compliant CK410B+ clock for Intel-based servers Output Features: • 0.7V current-mode differential CPU pairs • 0.7V current-mode differential SRC pair • ...

Page 2

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Pin Description Pin # PIN NAME 1 VDDPCI 2 GNDPCI 3 PCICLK0 4 PCICLK1 5 PCICLK2 6 PCICLK3 7 GNDPCI 8 VDDPCI 9 PCICLK_F0 10 PCICLK_F1 11 PCICLK_F2 12 VDD48 13 ...

Page 3

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Pin Description (continued) Pin # PIN NAME 29 SCLK 30 SDATA 31 Vtt_PwrGd#/ IREF 34 GNDA 35 VDDA 36 CPUCLKC3 37 CPUCLKT3 38 VDDCPU 39 CPUCLKC2 40 CPUCLKT2 ...

Page 4

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers General Description ICS932S421B is a main clock synthesizer for CK410B-generation Intel server platforms. ICS932S421B is driven with a 14.318MHz crystal. It generates CPU outputs up to 400MHz and PCI-Express clocks at ...

Page 5

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Single-ended Output Terminations ICS932S421B SEPP Output Buffer (Single Ended Push Pull) SEPP Output Buffer (Single Ended Push Pull) The singled-ended outputs of the ICS 932S421B default to a drive strength of ...

Page 6

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Absolute Maximum Rating PARAMETER SYMBOL 3.3V Core Supply Voltage VDD_A 3.3V Logic Input Supply VDD_In Voltage Storage Temperature Ts Ambient Operating Temp Tambient Case Temperature Tcase Input ESD protection HBM ESD ...

Page 7

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Electrical Characteristics - CPU 0.7V Current Mode Differential Pair PARAMETER SYMBOL Current Source Output Zo Impedance Voltage High VHigh Voltage Low VLow Max Voltage Vovs Min Voltage Vuds Crossing Voltage (abs) ...

Page 8

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Electrical Characteristics - PCICLK/PCICLK_F PARAMETER SYMBOL Long Accuracy ppm Clock period T period Absolute Clock period T pabs Clock period w/spread T periodSS Absolute Clock period T pabsSS w/spread Clock High ...

Page 9

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Electrical Characteristics - USB48MHz PARAMETER SYMBOL Long Accuracy ppm Clock period T period Absolute Clock period T pabs Output Impedance R DSP Output High Voltage V OH Clock High Time T ...

Page 10

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Electrical Characteristics - REF PARAMETER SYMBOL Long Accuracy ppm Clock period T period Absolute Clock period T pabs Clock High Time T HIGH Clock Low Time T LOW Output High Voltage ...

Page 11

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Differential Clock AC Tolerances CPU PPM tolerance 100 Cycle to Cycle Jitter 50 Spread -0.50% Clock Periods - Differential Outputs with Spread Spectrum Disabled 1 Clock Center SSC ON Freq. -c2c ...

Page 12

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers General SMBus serial interface information for the ICS932S421B How to Write: • Controller (host) sends a start bit. • Controller (host) sends the write address D2 • ICS clock will acknowledge ...

Page 13

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers SMBus Table: Output Enable Register Byte 0 Pin # NA SRCCLK7 Enable Bit 7 NA SRCCLK6 Enable Bit 6 NA SRCCLK5 Enable Bit 5 26,27 SRCCLK4 Enable Bit 4 23,24 SRCCLK3 ...

Page 14

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers SMBus Table: Stop and Power Down Mode Drive Control Register Byte 4 Pin # CPUCLK3 PD Drive Bit 7 36,37 CPUCLK2 PD Drive Bit 6 39,40 CPUCLK1 PD Drive Bit 5 ...

Page 15

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers SMBus Table: Byte Count Register Byte 8 Pin # - Bit 7 - Bit 6 - Bit 5 - Bit 4 - Bit 3 - Bit 2 - Bit 1 - ...

Page 16

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers SMBus Table: CPU Frequency Control Register Byte 11 Pin # - CPU N Div8 Bit 7 - CPU N Div9 Bit 6 - CPU M Div5 Bit 5 - CPU M ...

Page 17

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers SMBus Table: SRC/PCI Frequency Control Register Byte 15 Pin # - SRC N Div8 Bit 7 - SRC N Div9 Bit 6 - SRC M Div5 Bit 5 - SRC M ...

Page 18

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers SMBus Table: CPU Programmable Output Divider Register Byte 19 Pin # - CPUDiv3 Bit 7 - CPUDiv2 Bit 6 - CPUDiv1 Bit 5 - CPUDiv0 Bit 4 Bit 3 Bit 2 ...

Page 19

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers PD, Power Down asynchronous active high input used to shut off all clocks cleanly prior to system power down. When PD is asserted, all clocks will be driven ...

Page 20

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers PD De-assertion PD CPU, 133MHz CPU#, 133MHz SRC, 100MHz SRC# 100MHz USB, 48MHz PCI, 33MHz REF, 14.31818 Test Clarification Table Comments Power-up w/ TEST_SEL = 1 to enter test mode Cycle ...

Page 21

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers N E1 INDEX INDEX AREA AREA PCIe Gen2 and QPI Clock for Intel-Based Servers TM IDT c SYMBOL ...

Page 22

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers N E1 INDEX INDEX AREA AREA Ordering Information Part / Order Number Shipping Packaging 932S421BFLF 932S421BFLFT 932S421BGLF 932S421BGLFT “LF” after ...

Page 23

ICS932S421B PCIe Gen2 and QPI Clock for Intel-Based Servers Revision History Rev. Issue Date Description A 4/26/2007 1. Updated Single-ended Output Terminations. 2. Release to Final. B 6/13/2007 1. Updated CPU output numbers on the block diagram. C 9/17/2008 Updated ...

Related keywords