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參數資料
| 型號： | 951411BGLF |
| 廠商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分類： | 時鐘產生/分配 |
| 英文描述： | 400 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56 |
| 封裝： | 6.10 MM, 0.50 MM PITCH, GREEN, MO-153, TSSOP-56 |
| 文件頁數： | 1/21頁 |
| 文件大小： | 225K |
| 代理商： | 951411BGLF |
Integrated
Circuit
Systems, Inc.
ICS951411
0891E—03/07/05
Pin Configuration
Recommended Application:
ATI RS400 systems using Intel P4
TM processors
Output Features:
6 - Pairs of SRC/PCI-Express clocks
2 - Pairs of ATIG (SRC/PCI Express*) clocks
3 - Pairs of Intel P4 clocks
3 - 14.318 MHz REF clocks
1 - 48MHz USB clock
1 - 33 MHz PCI clock seed
Key Specifications:
CPU outputs cycle-cycle jitter < 85ps
SRC output cycle-cycle jitter <125ps
PCI outputs cycle-cycle jitter < 250ps
+/- 300ppm frequency accuracy on CPU & SRC clocks
System Clock Chip for ATI RS400 P4TM-based Systems
Features/Benefits:
2- Programmable Clock Request pins for SRC clocks
Supports CK410 or CK409 frequency table mapping
Spread Spectrum for EMI reduction
Outputs may be disabled via SMBus
External crystal load capacitors for maximum
frequency accuracy
56-pin SSOP & TSSOP
*Other names and brands may be claimed as the property of others.
Functionality - (CK410# = 0)
FS_C
1 FS_B1 FS_A1
CPU
MHz
SRC
MHz
PCI
MHz
REF
MHz
USB
MHz
0
266.66 100.00 33.33
14.318 48.000
1
133.33 100.00 33.33
14.318 48.000
0
200.00 100.00 33.33
14.318 48.000
1
166.66 100.00 33.33
14.318 48.000
0
333.33 100.00 33.33
14.318 48.000
1
100.00 100.00 33.33
14.318 48.000
0
400.00 100.00 33.33
14.318 48.000
1
14.318 48.000
Functionality - (CK410# = 1)
FS_C
1
Byte6
bit5
FS_B
1 FS_A1
CPU
MHz
SRC
MHz
PCI
MHz
REF
MHz
USB
MHz
00
100.00 100.00 33.33
14.318 48.000
10
200.00 100.00 33.33
14.318 48.000
01
133.33 100.00 33.33
14.318 48.000
11
166.67 100.00 33.33
14.318 48.000
00
200.00 100.00 33.33
14.318 48.000
10
400.00 100.00 33.33
14.318 48.000
01
266.67 100.00 33.33
14.318 48.000
11
333.33 100.00 33.33
14.318 48.000
1. FS_C, FS_B and FS_A are low-threshold inputs. Please see the VIL_FS and VIH_FS
specifications in the Input/Supply/Common Output Parameters Table for correct values.
RESERVED
1
0
1
0
1
X1 1
56 VDDREF
X2 2
55 GND
VDD48 3
54 **FS_A/REF0
USB_48MHz 4
53 **FS_B/REF1
GND 5
52 **TEST_SEL/REF2
VTT_PWRGD#/PD 6
51 VDDPCI
SCLK 7
50 **CK410#/PCICLK0
SDATA 8
49 GNDPCI
**FS_C 9
48 *CPU_STOP#
**CLKREQA# 10
47 CPUCLKT0
**CLKREQB# 11
46 CPUCLKC0
SRCCLKT7 12
45 VDDCPU
SRCCLKC7 13
44 GNDCPU
VDDSRC 14
43 CPUCLKT1
GNDSRC 15
42 CPUCLKC1
SRCCLKT6 16
41 CPUCLKT2_ITP
SRCCLKC6 17
40 CPUCLKC2_ITP
SRCCLKT5 18
39 VDDA
SRCCLKC5 19
38 GNDA
GNDSRC 20
37 IREF
VDDSRC 21
36 GNDSRC
SRCCLKT4 22
35 VDDSRC
SRCCLKC4 23
34 SRCCLKT0
SRCCLKT3 24
33 SRCCLKC0
SRCCLKC3 25
32 VDDATI
GNDSRC 26
31 GNDATI
ATIGCLKT1 27
30 ATIGCLKT0
ATIGCLKC1 28
29 ATIGCLKC0
Note: Pins preceeded by '**' have a 120 Kohm Internal Pull Down resistor
Pins preceeded by '*' have a 120 Kohm Internal Pull Up resistor
IC
S9
514
11
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相關代理商/技術參數 |
參數描述 |
|---|---|
| 951411BGLFT | 制造商:Integrated Device Technology Inc 功能描述:PLL Clock Generator Dual 56-Pin TSSOP T/R |
| 951412-2011309-AR-PT | 功能描述:集管和線殼 12P BD STCK HDR 2R STRT SMT 10U AU RoHS:否 產品種類:1.0MM Rectangular Connectors 產品類型:Headers - Pin Strip 系列:DF50 觸點類型:Pin (Male) 節距:1 mm 位置/觸點數量:16 排數:1 安裝風格:SMD/SMT 安裝角:Right 端接類型:Solder 外殼材料:Liquid Crystal Polymer (LCP) 觸點材料:Brass 觸點電鍍:Gold 制造商:Hirose Connector |
| 951412-2011309-AR-TP | 功能描述:集管和線殼 12P BD STCK HDR 2R STRT SMT 10U AU RoHS:否 產品種類:1.0MM Rectangular Connectors 產品類型:Headers - Pin Strip 系列:DF50 觸點類型:Pin (Male) 節距:1 mm 位置/觸點數量:16 排數:1 安裝風格:SMD/SMT 安裝角:Right 端接類型:Solder 外殼材料:Liquid Crystal Polymer (LCP) 觸點材料:Brass 觸點電鍍:Gold 制造商:Hirose Connector |
| 951412-2011409-AR-PT | 功能描述:集管和線殼 12P BD STCK HDR 2R STRT SMT 10U AU RoHS:否 產品種類:1.0MM Rectangular Connectors 產品類型:Headers - Pin Strip 系列:DF50 觸點類型:Pin (Male) 節距:1 mm 位置/觸點數量:16 排數:1 安裝風格:SMD/SMT 安裝角:Right 端接類型:Solder 外殼材料:Liquid Crystal Polymer (LCP) 觸點材料:Brass 觸點電鍍:Gold 制造商:Hirose Connector |
| 951412-2011409-AR-TP | 功能描述:集管和線殼 12P BD STCK HDR 2R STRT SMT 10U AU RoHS:否 產品種類:1.0MM Rectangular Connectors 產品類型:Headers - Pin Strip 系列:DF50 觸點類型:Pin (Male) 節距:1 mm 位置/觸點數量:16 排數:1 安裝風格:SMD/SMT 安裝角:Right 端接類型:Solder 外殼材料:Liquid Crystal Polymer (LCP) 觸點材料:Brass 觸點電鍍:Gold 制造商:Hirose Connector |
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