341MIP-XXLF Ver la hoja de datos (PDF) - Integrated Device Technology
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341MIP-XXLF Datasheet PDF : 9 Pages
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ICS341
FIELD PROGRAMMABLE SS VERSACLOCK SYNTHESIZER
EPROM CLOCK SYNTHESIZER
AC Electrical Characteristics
Unless stated otherwise, VDD = 3.3V ±5%, Ambient Temperature -40 to +85 C
Parameter
Symbol
Conditions
Min.
Input Frequency
FIN Fundamental Crystal
5
Input Clock
2
Output Frequency
0.25
Output Rise Time
Output Fall Time
Duty Cycle
tOR 20% to 80%, Note 1
tOF 80% to 20%, Note 1
Note 2
40
Output Frequency Synthesis
Error
Configuration Dependent
Power-up Time
PLL lock time from
power-up
PDTS goes high until
stable CLK output,
Spread Spectrum Off
PDTS goes high until
stable CLK output,
Spread Spectrum On
One Sigma Clock Period Jitter
Configuration Dependent
Maximum Absolute Jitter
tja
Deviation from Mean.
Configuration Dependent
Typ.
1
1
49-51
TBD
Max.
27
50
200
60
Units
MHz
MHz
MHz
ns
ns
%
ppm
4
10 ms
.2
2
ms
4
7
ms
50
ps
+200
ps
Note 1: Measured with 15 pF load.
Note 2: Duty Cycle is configuration dependent. Most configurations are minimum 45% and maximum 55%.
Note 3: ICS test mode output occurs for first 170 clock cycles on CLK for each PLL powered up. PDTS transition
high on select address change.
Thermal Characteristics
Parameter
Symbol Conditions
Thermal Resistance Junction to
Ambient
JA Still air
JA 1 m/s air flow
JA 3 m/s air flow
Thermal Resistance Junction to Case JC
Min.
Typ.
150
140
120
40
Max.
Units
C/W
C/W
C/W
C/W
IDT® / ICS™ FIELD PROGRAMMABLE SS VERSACLOCK SYNTHESIZER 6
ICS341
REV N 072816
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