參數(shù)資料
型號(hào): MPC92429FAR2
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 時(shí)鐘產(chǎn)生/分配
英文描述: 400 MHz, OTHER CLOCK GENERATOR, PQFP32
封裝: LQFP-32
文件頁數(shù): 8/12頁
文件大小: 292K
代理商: MPC92429FAR2
Product Group
Freescale Semiconductor
5
MPC92429
Table 6. AC Characteristics (VCC = 3.3 V ± 5%, TA = 0°C to +70°C)(1)
1. AC characteristics apply for parallel output termination of 50
to VTT.
Symbol
Characteristics
Min
Typ
Max
Unit
Condition
fXTAL
Crystal Interface Frequency Range
10
20
MHz
fVCO
VCO Frequency Range(2)
2. The input frequency fXTAL and the PLL feedback divider M must match the VCO frequency range: fVCO = fXTAL x M.
200
400
MHz
fMAX
Output Frequency
N = 00 (
÷1)
N = 01 (
÷2)
N = 10 (
÷4)
N = 11 (
÷8)
200
100
50
25
400
200
100
50
MHz
DC
Output Duty Cycle
45
50
55
%
tr, tf
Output Rise/Fall Time
0.05
0.3
ns
20% to 80%
fS_CLOCK
Serial Interface Programming Clock Frequency(3)
3. The frequency of S_CLOCK is limited to 10 MHz in serial programming mode. S_CLOCK can be switched at higher frequencies when used
as test clock in test mode 6. See APPLICATIONS INFORMATION for more details.
010
MHz
tP,MIN
Minimum Pulse Width
(S_LOAD, P_LOAD)50
ns
tS
Setup Time
S_DATA to S_CLOCK
S_CLOCK to S_LOAD
M, N to P_LOAD
20
ns
tS
Hold Time
S_DATA to S_CLOCK
M, N to P_LOAD
20
ns
tJIT(CC)
Cycle-to-Cycle Jitter
N = 00 (
÷1)
N = 01 (
÷2)
N = 10 (
÷4)
N = 11 (
÷8)
90
130
160
190
ps
tJIT(PER)
Period Jitter
N = 00 (
÷1)
N = 01 (
÷2)
N = 10 (
÷4)
N = 11 (
÷8)
70
120
140
170
ps
tLOCK
Maximum PLL Lock Time
10
ms
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