11 / 14 page
FM25C160
Rev. 2.1
Aug. 2003
Page 11 of 14
AC Parameters (TA = -40° C to + 85° C, VDD = 4.5V to 5.5V unless otherwise specified)
Symbol
Parameter
Min
Max
Units
Notes
fCK
SCK Clock Frequency
0
5.0
MHz
tCH
Clock High Time
90
ns
tCL
Clock Low Time
90
ns
tCSU
Chip Select Setup
90
ns
tCSH
Chip Select Hold
90
ns
tOD
Output Disable
100
ns
2
tODV
Output Data Valid
60
ns
tOH
Output Hold
0
ns
tD
Deselect Time
100
ns
tR
Data In Rise Time
1
µs
1, 2
tF
Data In Fall Time
1
µs
1, 2
tSU
Data Setup Time
20
ns
tH
Data Hold Time
30
ns
tHS
/Hold Setup Time
70
ns
tHH
/Hold Hold Time
40
ns
tHZ
/Hold Low to Hi-Z
100
ns
2
tLZ
/Hold High to Data Active
50
ns
2
Notes
1.
Rise and fall times measured between 10% and 90% of waveform.
2.
This parameter is periodically sampled and not 100% tested.
Capacitance (TA = 25° C, f=1.0 MHz, VDD = 5V)
Symbol
Parameter
Max
Units
Notes
CO
Output capacitance (SO)
8
pF
1
CI
Input capacitance
6
pF
1
Notes
1.
This parameter is periodically sampled and not 100% tested.
AC Test Conditions
Input Pulse Levels
10% and 90% of VDD
Input rise and fall times
10 ns
Input and output timing levels
0.5 VDD
Equivalent AC Load Circuit
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