CY6264-55SC データシートの表示（PDF） - Cypress Semiconductor
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CY6264-55SC Datasheet PDF : 10 Pages
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AC Test Loads and Waveforms
5V
OUTPUT
R1 481Ω
5V
OUTPUT
R1 481Ω
30 pF
INCLUDING
JIG AND
SCOPE (a)
R2
255Ω
5 pF
INCLUDING
JIG AND
SCOPE (b)
R2
255Ω
Equivalent to:
THÉVENIN EQUIVALENT
OUTPUT
167Ω
1.73V
Switching Waveforms
Read Cycle No. 1[8, 9]
tRC
ADDRESS
DATA OUT
tAA
tOHA
PREVIOUS DATA VALID
Read Cycle No. 2[10, 11]
CE1
tRC
CY6264
3.0V
10%
GND
< 5 ns
ALL INPUT PULSES
90%
90%
10%
< 5 ns
DATA VALID
CE2
OOEE
DATA OUT
VCC
SUPPLY
CURRENT
tACE
tDOE
tLZOE
HIGH IMPEDANCE
tLZCE
tPU
50%
Notes:
8. Device is continuously selected. OE, CE = VIL. CE2 = VIH.
9. Address valid prior to or coincident with CE transition LOW.
10. WE is HIGH for read cycle.
11. Data I/O is High Z if OE = VIH, CE1 = VIH, or WE = VIL.
DATA VALID
tHZOE
tHZCE
HIGH
IMPEDANCE
tPD
ICC
50%
ISB
Document #: 001-02367 Rev. **
Page 4 of 10
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