参数资料
型号: MPC9447ACR2
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟及定时
英文描述: 9447 SERIES, LOW SKEW CLOCK DRIVER, 9 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
封装: PLASTIC, LQFP-32
文件页数: 2/7页
文件大小: 296K
代理商: MPC9447ACR2
6
MPC9447
MOTOROLA ADVANCED CLOCK DRIVERS DEVICE DATA
575
GND
Q2
VCC
Q1
GND
Q0
VCC
GND
Q6
VCC
Q7
GND
Q8
VCC
GND
Q3
VCC
Q4
GND
Q5
VCC
GND
CLK_SEL
CCLK0
CCLK1
CLK_ST
OP
OE
VCC
GND
25
26
27
28
29
30
31
32
15
14
13
12
11
10
9
1234567
8
24
23
22
21
20
19
18
17
16
MPC9447
Figure 1. Logic Diagram
Figure 2. 32–Lead Pinout (Top View)
0
1
CCLK0
CCLK1
CLK_SEL
CLK_STOP
OE
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
VCC
CLK
STOP
SYNC
(all input resistors have a value of 25kW)
Table 1. Function Table
Control
Default
0
1
CLK_SEL
1
CLK0 input selected
CLK1 input selected
OE
1
Outputs disabled (high–impedance state)a
Outputs enabled
CLK_STOP
1
Outputs synchronously stopped in logic low state
Outputs active
a. OE = 0 will high–impedance tristate all outputs independent on CLK_STOP
Table 2. Pin Configuration
Pin
I/O
Type
Function
CCLK0
Input
LVCMOS
Clock signal input
CCLK1
Input
LVCMOS
Alternative clock signal input
CLK_SEL
Input
LVCMOS
Clock input select
CLK_STOP
Input
LVCMOS
Clock output enable/disable
OE
Input
LVCMOS
Output enable/disable (high–impedance tristate)
Q0–8
Output
LVCMOS
Clock outputs
GND
Supply
Ground
Negative power supply (GND)
VCC
Supply
VCC
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
Min
Typ
Max
Unit
Condition
VTT
Output termination voltage
VCC ÷ 2
V
MM
ESD protection (Machine model)
200
V
HBM
ESD protection (Human body model)
2000
V
LU
Latch-up immunity
200
mA
CPD
Power dissipation capacitance
10
pF
Per output
CIN
Input capacitance
4.0
pF
Inputs
F
re
e
sc
a
le
S
e
m
ic
o
n
d
u
c
to
r,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
c
..
.
相关PDF资料
PDF描述
MPC9448ACR2 9448 SERIES, LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
MPC9448AC 9448 SERIES, LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
MPC94551D LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO8
MPC9456FA 9456 SERIES, LOW SKEW CLOCK DRIVER, 10 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
MPC946FA 946 SERIES, LOW SKEW CLOCK DRIVER, 10 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
相关代理商/技术参数
参数描述
MPC9447D 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:3.3V/2.5V 1:9 LVCMOS Clock Fanout Buffer
MPC9447FA 功能描述:时钟缓冲器 2.5 3.3V 275MHz Clock Generator RoHS:否 制造商:Texas Instruments 输出端数量:5 最大输入频率:40 MHz 传播延迟(最大值): 电源电压-最大:3.45 V 电源电压-最小:2.375 V 最大功率耗散: 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LLP-24 封装:Reel
MPC9447FAR2 制造商:Integrated Device Technology Inc 功能描述:Clock Driver 2-IN LVCMOS 32-Pin LQFP T/R 制造商:Integrated Device Technology Inc 功能描述:CLOCK DRVR 2-IN LVCMOS 32LQFP - Tape and Reel
MPC9448 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer
MPC9448AC 功能描述:时钟缓冲器 3.3V 900MHz Clock Generator RoHS:否 制造商:Texas Instruments 输出端数量:5 最大输入频率:40 MHz 传播延迟(最大值): 电源电压-最大:3.45 V 电源电压-最小:2.375 V 最大功率耗散: 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LLP-24 封装:Reel