參數(shù)資料
型號: IDTCV119E
廠商: Integrated Device Technology, Inc.
英文描述: CLOCK GENERATOR FOR DESKTOP PC PLATFORMS
中文描述: 時鐘發(fā)生器的臺式機平臺
文件頁數(shù): 15/21頁
文件大小: 118K
代理商: IDTCV119E
COMMERCIAL TEMPERATURE RANGE
IDTCV119E
CLOCK GENERATOR FOR DESKTOP PC PLATFORMS
15
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
IH
3.3V Input HIGH Voltage
3.3V ± 5%
2
V
DD
+ 0.3
V
V
IL
I
IH
3.3V Input LOW Voltage
Input HIGH Current
3.3V ± 5%
V
IN
= V
DD
V
SS
- 0.3
–5
0.8
5
V
μA
I
IL1
Input LOW Current
V
IN
= 0V, inputs with no pull-up resistors
–5
μA
I
IL2
Input LOW Current
V
IN
= 0V, inputs with pull-up resistors
–200
μA
I
DD3.3OP
I
DD3.3PD
Operating Supply Current
Powerdown Current
Full active, C
L
= full load
All differential pairs driven
All differential pairs tri-stated
400
70
12
mA
mA
F
I
Input Frequency
(2)
Pin Inductance
(3)
V
DD
= 3.3V
14.31818
MHz
L
PIN
7
nH
C
IN
Logic inputs
5
C
OUT
Input Capacitance
(3)
Output pin capacitance
6
pF
C
INX
X1 and X2 pins
5
T
STAB
Clock Stabilization
(3,4)
Modulation Frequency
(3)
T
DRIVE
_SRC
(3)
T
DRIVE
_PD#
(3)
T
FALL
_PD#
(3)
T
RISE
_PD#
(4)
T
DRIVE
_CPU_Stop#
(3)
T
FALL
_CPU_Stop#
(3)
T
RISE
_CPU_Stop#
(4)
FromV
DD
power-up or de-assertion of PD#to first clock
1.8
ms
Triangular modulation
30
33
KHz
SRC output enable after PCI_Stop#de-assertion
15
ns
CPU output enable after PD#de-assertion
300
us
Fall time of PD#
5
ns
Rise time of PD#
5
ns
CPU output enable after CPU_Stop#de-assertion
10
us
Fall time of PD#
5
ns
Rise time of PD#
5
ns
ELECT RICAL CHARACT ERIS T ICS - INPUT / S UPPLY / COMMON OUT PUT
PARAMETERS
Following Conditions Apply Unless Otherwise Specified:
Operating Condition: T
A
= 0°C to +70°C, Supply Voltage: V
DD
= 3.3V ± 5%
NOTES:
1. Available to CV104, CV105, CV107, and CV109.
2. Input frequency should be measured at the REF output pin and tuned to ideal 14.31818MHz to meet ppmfrequency accuracy on PLL outputs.
3. This parameter is guaranteed by design, but not 100% production tested.
4. See TIMING DIAGRAMS for timng requirements.
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