參數(shù)資料
型號: IDT5V2528PGI8
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 時鐘及定時
英文描述: 5V SERIES, PLL BASED CLOCK DRIVER, 10 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO28
封裝: TSSOP-28
文件頁數(shù): 5/7頁
文件大小: 72K
代理商: IDT5V2528PGI8
5
INDUSTRIALTEMPERATURERANGE
IDT5V2528/A
2.5 / 3.3V PHASE-LOCK LOOP CLOCK DRIVER
INPUT TIMING REQUIREMENTS OVER OPERATING RANGE
5V2528
5V2528A
Min
Max
Min
Max
Units
fCLOCK
Clock frequency
25
140
25
167
MHz
Input clock duty cycle
40%
60%
40%
60%
tLOCK
Stabilizationtime(1)
11
ms
NOTE:
1.Time required for the integrated PLL circuit to obtain phase lock of its feedback signal to its reference signal. For phase lock to be obtained, a fixed-frequency, fixed-phase reference
signal must be present at CLK. Until phase lock is obtained, the specifications for propagation delay, skew, and jitter parameters given in the switching characteristics table are
not applicable.
NOTES:
1. All parameters are measured with the following load conditions: 30pF || 500
Ω for 3.3V outputs and 20pF || 500Ω for 2.5V outputs.
2. The specifications for parameters in this table are applicable only after any appropriate stabilization time has elapsed.
3. Phase error does not include jitter.
4. All skew parameters are only valid for equal loading of all outputs.
5. Measured for VDDQ = 2.3V and 3V, 2.5V and 3.3V, or 2.7V and 3.6V.
SWITCHING CHARACTERISTICS OVER OPERATING RANGE - 5V2528(1)
Symbol
Parameter(2)
Min.
Typ.
Max.
Unit
tPHASEerror
Phase Error from Rising Edge CLK to Rising Edge FBIN (100MHz-133MHz)
–150
150
ps
tPHASEerror-jitter(3)
Phase Error minus Jitter from Rising Edge CLK to Rising Edge FBIN (133MHz)
–50
50
ps
tSK1(0)(4)
Output Skew between 3.3V Outputs
——
150
ps
tSK2(0)(4)
Output Skew between 2.5V Outputs
——
150
ps
tSK3(0)(4,5)
Output Skew between 2.5V and 3.3V Outputs
——
200
ps
tJ
Cycle-to-Cycle Output Jitter (Peak-to-Peak) at 133MHz
–75
75
ps
Duty Cycle
45
55
%
tR
Output Rise Time for 3.3V Outputs (20% to 80%)
0.8
2.1
ns
tF
Output Fall Time for 3.3V Outputs (20% to 80%)
0.8
2.1
ns
tR
Output Rise Time for 2.5V Outputs (20% to 80%)
0.5
1.5
ns
tF
Output Fall Time for 2.5V Outputs (20% to 80%)
0.5
1.5
ns
SWITCHING CHARACTERISTICS OVER OPERATING RANGE - 5V2528A(1)
Symbol
Parameter(2)
Min.
Typ.
Max.
Unit
tPHASEerror
Phase Error from Rising Edge CLK to Rising Edge FBIN (100MHz-166MHz)
–150
150
ps
tPHASEerror-jitter(3)
Phase Error minus Jitter from Rising Edge CLK to Rising Edge FBIN (166MHz)
–50
50
ps
tSK1(0)(4)
Output Skew between 3.3V Outputs
——
150
ps
tSK2(0)(4)
Output Skew between 2.5V Outputs
——
150
ps
tSK3(0)(4,5)
Output Skew between 2.5V and 3.3V Outputs
25MHz to 133MHz
——
200
ps
133MHz to 166MHz
——
250
tJ
Cycle-to-Cycle Output Jitter (Peak-to-Peak) at 166MHz
–75
75
ps
Duty Cycle
45
55
%
tR
Output Rise Time for 3.3V Outputs (20% to 80%)
0.8
2.1
ns
tF
Output Fall Time for 3.3V Outputs (20% to 80%)
0.8
2.1
ns
tR
Output Rise Time for 2.5V Outputs (20% to 80%)
0.5
1.5
ns
tF
Output Fall Time for 2.5V Outputs (20% to 80%)
0.5
1.5
ns
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