IDTCV174CPVG8 IDT, Integrated Device Technology Inc, IDTCV174CPVG8 Datasheet - Page 4

• Manufacturer Part Number: IDTCV174CPVG8
• Description: IC FLEXPC CLK PROGR P4 56-SSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: FlexPC™r
• Type: PC Clockr

Specifications of IDTCV174CPVG8

• 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-SSOP
• Frequency-max: 400MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: CV174CPVG8

PIN DESCRIPTION, CONTINUED
TEST MODE SELECTION
If TEST_SEL sampled above 2V at CKPWRGD active LOW
NOTE:
1. Once test clock operation has been invoked, TEST_MODE pin will select between the Hi-Z and REF/N, with V
FREQUENCY SELECTION
IDTCV174C
PROGRAMMABLE FLEXPC CLOCK FOR P4 PROCESSOR
Pin #
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
Test_Mode
FSC, B, A
101
001
011
010
000
100
110
111
1
0
REF/FS_C/TestSel
CKPWRGD/PD#
FS_B/TestMode
V
XTAL_OUT
DD
V
V
V
V
XTAL_IN
CPUC1
CPUC0
CPUT1
CPUT0
DD
SS
DD
_CPU_IO
SS
Name
SDA
SCL
Reserve
_CPU
_CPU
_REF
_REF
REF/N
CPU
CPU
Hi-Z
100
133
166
200
266
333
400
SRC[7:0]
REF/N
SRC
Type
PWR
GND
PWR
GND
PWR
Hi-Z
OUT
OUT
OUT
OUT
100
100
100
100
100
100
100
100
OUT
I/O
I/O
I N
I N
I N
I N
(1)
Differential output clock
Differential output clock
GND
Differential output clock
Differential output clock
3.3V
CKPWRGD power good, active LOW, used to latch FSA,B,C, ITP_EN, TME, and SRC5_EN , active HIGH.
After, becomes power down, LOW active.
Frequency Select at CKPWRGD assertion. Test Mode selection, see TEST_MODE selection table
GND
XTAL out
XTAL in
3.3V
14.318MHz. Frequency Select at CKPWRGD assertion. Selects test mode if pulled above 2V at CKPWRGD
assertion.
SMBus clock
SMBus data
0.8V
REF/N
PCI/F
Hi-Z
33.3
33.3
33.3
33.3
33.3
33.3
33.3
33.3
PCI
4
USB
REF
REF
Hi-Z
48
48
48
48
48
48
48
48
Description
IH
_FS and V
DOT_96/DOT_SSC
DOT
96
96
96
96
96
96
96
96
COMMERCIAL TEMPERATURE RANGE
REF/N
IL
Hi-Z
_FS threshoulds.
14.318
14.318
14.318
14.318
14.318
14.318
14.318
14.318
REF
REF/N
USB
Hi-Z