参数资料
型号: MPC9447ACR2
厂商: IDT, Integrated Device Technology Inc
文件页数: 7/11页
文件大小: 0K
描述: IC CLOCK BUFFER MUX 2:9 32-LQFP
标准包装: 2,000
类型: 扇出缓冲器(分配),多路复用器
电路数: 1
比率 - 输入:输出: 2:9
差分 - 输入:输出: 无/无
输入: LVCMOS
输出: LVCMOS
频率 - 最大: 350MHz
电源电压: 2.375 V ~ 3.465 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-LQFP
供应商设备封装: 32-TQFP(7x7)
包装: 带卷 (TR)
MPC9447 REVISION 8 DECEMBER 21, 2012
5
2012 Integrated Device Technology, Inc.
MPC9447 Data Sheet
3.3V, 2.5V, 1:9 LVCMOS CLOCK FANOUT BUFFER
Table 8. AC Characteristics (VCC = 2.5 V ± 5%, TA = -40°C to +85°C)(1)
1. AC characteristics apply for parallel output termination of 50
to VTT.
Symbol
Characteristics
Min
Typ
Max
Unit
Condition
fref
Input Frequency
0
350
MHz
fmax
Output Frequency
0
350
MHz
fP,REF
Reference Input Pulse Width
1.4
ns
tr, tf
CCLK0, CCLK1 Input Rise/Fall Time
1.0(2)
2. Violation of the 1.0 ns maximum input rise and fall time limit will affect the device propagation delay, device-to-device skew, reference input pulse width,
output duty cycle and maximum frequency specifications.
ns
0.7 to 1.7 V
tPLH/HL
Propagation Delay
CCLK0 or CCLK1 to any Q
1.7
4.4
ns
tPLZ, HZ
Output Disable Time
11
ns
tPZL, ZH
Output Enable Time
11
ns
tS
Setup Time
CCLK0 or CCLK1 to CLK_STOP(3)
3. Setup and hold times are referenced to the falling edge of the selected clock signal input.
0.0
ns
tH
Hold Time
CCLK0 or CCLK1 to CLK_STOP(3)
1.0
ns
tsk(O)
Output-to-Output Skew
150
ps
tsk(PP)
Device-to-Device Skew
2.7
ns
tSK(P)
DCQ
Ouput Pulse Skew(4)
Output Duty Cycle
fQ<350 MHz
4. Output pulse skew is the absolute difference of the propagation delay times: | tPLH – tPHL |.
45
50
200
55
ps
%
DCREF = 50%
tr, tf
Output Rise/Fall Time
0.1
1.0
ns
0.6 to 1.8 V
tJIT
Buffer Additive Phase Jitter, RMS
0.03
ps
156.25MHz,
Integration Range:
12kHz - 20MHz
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