ST95022 Ver la hoja de datos (PDF) - STMicroelectronics
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ST95022 Datasheet PDF : 16 Pages
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Table 8. AC Characteristics
(TA = –40 to 125°C; VCC = 4.5V to 5.5V)
Symbol
Alt
Parameter
Test Condition
fC
fC
Clock Frequency
tSLCH
tCSS
S Active Setup Time (relative to
the rising edge of C)
tCHSL
tCH (1)
tCL(1)
S Not Active Hold Time (relative
to the rising edge of C)
tCLH
Clock High Time
tCLL
Clock Low Time
tCLCH
tRC
Clock Rise Time
tCHCL
tFC
Clock Fall Time
tDVCH
tDSU
Data In Setup Time
tCHDX
tDH
Data In Hold Time
tDLDH
tRI
Data In Rise Time
tDHDL
tFI
Data In Fall Time
tHHCH
tHSU
HOLD Setup Time
tHLCH
Clock Low Hold Time after HOLD
Active
tCLHL
tCLHH
tHH
HOLD Hold Time
Clock Low Set-up Time before
HOLD Inactive
tCHSH
S Active Hold Time (relative to the
rising edge of C)
tSHCH
S Not Active Setup Time (relative
to the rising edge of C)
tSHSL
tSHQZ
tCSH
S Deselect Time
tDIS
Output Disable Time
tCLQV
tV
Clock Low to Output Valid
tCLQX
tHO
Output Hold Time
tQLQH (2)
tRO
Output Rise Time
tQHQL (2)
tFO
Output Fall Time
tHHQX
tLZ
HOLD High to Output Low-Z
tHLQZ
tHZ
HOLD Low to Output High-Z
tW
tWP
Write Cycle Time
Notes: 1. tCH + tCL ≥ 1/fc
2. Value guaranteed by characterization, not 100% tested in production.
ST95022
Min
D.C.
100
100
190
190
50
50
100
100
80
100
200
100
200
0
Max
2.1
1
1
1
1
150
240
100
100
100
200
7
Unit
MHz
ns
ns
ns
ns
µs
µs
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
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