MPC9449 Просмотр технического описания (PDF) - Integrated Device Technology
Номер в каталоге
Компоненты Описание
производитель
MPC9449 Datasheet PDF : 11 Pages
| |||
MPC9449 Data Sheet
3.3V/2.5V 1:15 PECL/LVCMOS CLOCK FANOUT BUFFER
Table 1. Function Table
Control
PCLK_SEL
Default
0
0
LVCMOS clock input selected (CCLK0 or CCLK1)
CCLK_SEL
0
DSELA, DSELB,
00
DSELC, DSELD
00
CCLK0 selected
1
MR/OE
1
Outputs enabled
1
PCLK differential input selected
CCLK1 selected
2
Outputs disabled (high impedance)
Table 2. Pin Configuration
Pin
PCLK, PCLK
CCLK0, CCLK1
PCLK_SEL
CCLK_SEL
DSELA, DSELB, DSELC, DSELD
MR/OE
QA0-1, QB0-2, QC0-3, QD0-5
GND
VCC
I/O
Type
Input LVPECL
Input LVCMOS
Input LVCMOS
Input LVCMOS
Input LVCMOS
Input LVCMOS
Output LVCMOS
Supply Ground
Supply VCC
Function
Differential LVPECL clock input
LVCMOS clock inputs
LVPECL clock input select
LVCMOS clock input select
Clock divider selection
Output enable/disable (high-impedance tristate)
Clock outputs
Negative power supply (GND)
Positive power supply for I/O and core. All VCC pins must be connected to the
positive power supply for correct operation
Table 3. General Specifications
Symbol
Characteristics
VTT
Output Termination Voltage
MM
ESD Protection (Machine Model)
HBM
ESD Protection (Human Body Model)
LU
Latch-Up Immunity
CPD
Power Dissipation Capacitance
CIN
Input Capacitance
Min
200
2000
200
Typ
VCC 2
12
4.0
Max
Unit Condition
V
V
V
mA
pF Per output
pF Inputs
Table 4. Absolute Maximum Ratings(1)
Symbol
Characteristics
Min
Max
Unit Condition
VCC
VIN
VOUT
IIN
IOUT
TS
Supply Voltage
DC Input Voltage
DC Output Voltage
DC Input Current
DC Output Current
Storage Temperature
–0.3
–0.3
–0.3
–65
3.8
V
VCC0.3
V
VCC0.3
V
20
mA
50
mA
125
C
1. Absolute maximum continuous ratings are those maximum values beyond which damage to the device may occur. Exposure to these
conditions or conditions beyond those indicated may adversely affect device reliability. Functional operation at absolute-maximum-rated
conditions is not implied.
MPC9449 REVISION 6 MARCH 15, 2016
3
©2016 Integrated Device Technology, Inc.
Share Link: 