IDTCV137PAG IDT, Integrated Device Technology Inc, IDTCV137PAG Datasheet

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IDTCV137PAG

Manufacturer Part Number
IDTCV137PAG
Description
IC FLEXPC CLK AMD K8 56-TSSOP
Manufacturer
IDT, Integrated Device Technology Inc
Series
FlexPC™r
Type
PC Clockr
Datasheet

Specifications of IDTCV137PAG

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
CV137PAG
FEATURES:
• One high precision N and SSC programmable PLL for CPU
• One high precision N and SSC programmable PLL for SRC[2:1]
• One high precision N and SSC programmable PLL for SRC0
• One high precision PLL for 48MHz
• Band-gap circuit for differential outputs
• Support multiple spread spectrum modulation, down and
• Support SMBus block read/write, index read/write
• Selectable output strength for REF, PCI, 48MHz, HTT66
• Available in SSOP and TSSOP packages
KEY SPECIFICATION:
• CPU CLK cycle to cycle jitter < 85ps
• SRC CLK cycle to cycle jitter < 100ps
FUNCTIONAL BLOCK DIAGRAM
OUTPUT TABLE
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
COMMERCIAL TEMPERATURE RANGE
© 2005 Integrated Device Technology, Inc.
IDTCV137
PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480
[7:3] (PCI Express)
center
CPU
2
TURBO1#
CLKREQ0#
CLKREQ1#
CLKREQ
2
SRC
14.318MHz
8
Osc
PROGRAMMABLE FLEXPC™
CLOCK FOR AMD K8
PROCESSOR ATI RS480
HTT66
1
PCI
1
N Programming
N Programming
N Programming
Fixed PLL
CPU PLL
SRC PLL
No SSC
SSC
SRC
SSC
SSC
1
DESCRIPTION:
CPU output buffer is designed to support up to 400MHz processor. This device
also implements Band-gap referenced I
on differential outputs, which can provide more robust system performance.
for isolated changes instead of affecting other clock groups.
TURBO
IDTCV137 is a 56 pin clock device for AMD advance K8 processors. The
Each CPU/SRC clock has its own Spread Spectrum selection, which allows
1
USB48
1
48MHz/
SRC/
Host/
SRC
COMMERCIAL TEMPERATURE RANGE
24_48
1
REF
to reduce the impact of V
PCI/
REF
MARCH 2005
3
SRC[7:3], 0
PCI0
SRC[2:1]
CPU[1:0]
HTT66
USB48
24_48MHz
REF[2:0]
Reset#
IDTCV137
DSC - 6580/23
DD
RESET#
variation
1

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IDTCV137PAG Summary of contents

Page 1

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 FEATURES: • One high precision N and SSC programmable PLL for CPU • One high precision N and SSC programmable PLL for SRC[2:1] • One high precision N and SSC ...

Page 2

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 PIN CONFIGURATION XIN 1 XOUT 2 V _48 3 DD USB_48 4 V _48 SCL 8 SDA (1) SEL24/24_48# 9 CLKREQ0 CLKREQ1# 12 ...

Page 3

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 PIN DESCRIPTION Pin Name Type Pin # XIN XOUT OUT 2 PCI0 OUT 50 HTT66 OUT 47 USB48 OUT 4 Turbo1 CPUC[1:0] OUT 40, ...

Page 4

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 SM PROTOCOL INDEX BLOCK WRITE PROTOCOL Bit # of bits From 1 1 Master Start 2-9 8 Master D2h 10 1 Slave Ack (Acknowledge) 11-18 8 Master Register offset byte ...

Page 5

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 BYTE 0 Bit Output(s) Affected 7 SRCT7, SRCC7 6 SRCT6, SRCC6 5 SRCT5, SRCC5 4 SRCT4, SRCC4 3 SRCT3, SRCC3 2 SRCT2, SRCC2 1 SRCT1, SRCC1 0 SRCT0, SRCT0 BYTE ...

Page 6

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 BYTE 4 Bit Output(s) Affected 7 SRC7 6 SRC6 5 SRC5 4 SRC4 3 SRC3 2 Reserved 1 Reserved 0 SRC0 BYTE 5 Bit Output(s) Affected 7 HTT66 6 HTT66 ...

Page 7

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 BYTE 8 (INDEX BLOCK READ BYTE COUNT) Bit Output(s) Affected BYTE 9 Bit Output(s) Affected 7 Reserved 6 Reserved 5 Reserved 4 ...

Page 8

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 BYTE 12 Bit Output(s) Affected 7 CPU_N7 6 CPU_N6 5 CPU_N5 4 CPU_N4 3 CPU_N3 2 CPU_N2 1 CPU_N1 0 CPU_N0, LSB BYTE 13 Bit Output(s) Affected 7 SRC1_N7, MSB ...

Page 9

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 BYTE 16 Bit Output(s) Affected 7 T1CN7 6 T1CN6 5 T1CN5 4 T1CN4 3 T1CN3 2 T1CN2 1 T1CN1 0 T1CN0 BYTE 17 Bit Output(s) Affected 7 TSRC1_N7, MSB 6 ...

Page 10

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 BYTE 20 (RESERVED FOR USER) Bit Output(s) Affected BYTE 21 Bit Output(s) Affected 7 Reserved 6 Reserved 5 Reserved 4 Reserved 3 ...

Page 11

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 ELECTRICAL CHARACTERISTICS - INPUT / SUPPLY / COMMON OUTPUT PARAMETERS Following Conditions Apply Unless Otherwise Specified: Operating Condition 0°C to +70°C, Supply Voltage Symbol Parameter V ...

Page 12

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 ELECTRICAL CHARACTERISTICS - SRC 0.7 CURRENT MODE DIFFERENTIAL PAIR Following Conditions Apply Unless Otherwise Specified: Operating Condition 0°C to +70°C, Supply Voltage Symbol Parameter Z Current ...

Page 13

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 ELECTRICAL CHARACTERISTICS - CPU DIFFERENTIAL PAIR (SSC ENABLE AND DISABLE) Following Conditions Apply Unless Otherwise Specified: Operating Condition 0°C to +70°C, Supply Voltage Symbol Parameter (1) ...

Page 14

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 ELECTRICAL CHARACTERISTICS - PCICLK / PCICLK_F, HTT66 Following Conditions Apply Unless Otherwise Specified: Operating Condition 0°C to +70°C, Supply Voltage Symbol Parameter ppm Long Accuracy (1,2) ...

Page 15

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 ELECTRICAL CHARACTERISTICS - REF-14.318MHZ Following Conditions Apply Unless Otherwise Specified: Operating Condition 0°C to +70°C, Supply Voltage Symbol Parameter (1) ppm Long Accuracy T Clock Period ...

Page 16

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 CLKREQ# ASSERTION The clock samples the CLKREQ# signal on a rising edge of SRC clock. After detecting the CLKREQ# assertion low, all controlled SRC clocks will be tristate on their ...

Page 17

IDTCV137 PROGRAMMABLE FLEXPC™ CLOCK FOR AMD K8 PROCESSOR ATI RS480 ORDERING INFORMATION IDTCV XXX XX Device Type Package CORPORATE HEADQUARTERS 6024 Silver Creek Valley Road San Jose, CA 95138 X Grade Commercial Temperature Range Blank (0°C to +70°C) Small Shrink ...

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