X28HC64 데이터 시트보기 (PDF) - Renesas Electronics
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X28HC64 Datasheet PDF : 18 Pages
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X28HC64
Power-Up Timing
PARAMETER
Power-Up to Read Operation (Note 13)
Power-Up to Write Operation (Note 13)
Capacitance TA = +25°C, f = 1MHz, VCC = 5V
PARAMETER
SYMBOL
Input/output Capacitance (Note 13)
CI/O
Input Capacitance (Note 13)
CIN
NOTE:
13. This parameter is periodically sampled and not 100% tested.
TABLE 1. AC CONDITIONS OF TEST
Input Pulse Levels
0V to 3V
Input Rise and Fall Times
5ns
Input and Output Timing Levels
1.5V
TABLE 2. MODE SELECTION
CE OE WE
MODE
I/O
L
L
H Read
DOUT
L H L Write
DIN
H X X Standby and write High Z
inhibit
X L X Write inhibit
-
X X H Write inhibit
-
Equivalent AC Load Circuits
5V
POWER
Active
Active
Standby
-
-
OUTPUT
1.92kΩ
1.37kΩ
30pF
SYMBOL
tPUR
tPUW
TYP
(Note 11)
100
5
UNIT
µs
ms
TEST CONDITIONS
VI/O = 0V
VIN = 0V
MAX
UNIT
10
pF
6
pF
Symbol Table
WAVEFORM
INPUTS
Must be
steady
Ma y change
from LOW
to HIGH
Ma y change
from HIGH
to LOW
Don’t Care:
Changes
Allowed
N/A
OUTPUTS
Will be
steady
Will change
from LOW
to HIGH
Will change
from HIGH
to LOW
Changing:
State Not
Known
Center Line
is High
Impedance
FIGURE 13. EQUIVALENT AC LOAD CIRCUITS
FN8109 Rev 4.00
June 27, 2016
Page 10 of 18
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