D485505G NEC [NEC], D485505G Datasheet - Page 9

• Manufacturer Part Number: D485505G
• Description: LINE BUFFER 5K-WORD BY 8-BIT
• Manufacturer: NEC [NEC]

Notes 1. AC measurements assume t
10. If either t
2. AC Characteristics test condition
3. Input timing reference levels = 1.5 V. Output timing reference levels; V
4. t
5. If either t
6. If either t
7. If either t
8. If either t
9. If either t
following the period of reset operations.
preceding or following the period of write disable operations.
preceding or following the period of read disable operations.
LZ
and t
Input Timing Specification
Output Timing Specification
Output Loads for Timing
D
HZ
WEN1
REN1
RN1
RS
WES
RES
OUT
are measured at 200 mV from the steady state voltage. Under any conditions, t
or t
or t
or t
or t
or t
or t
RH
RN2
REN2
WEN2
REH
WEH
3.0 V
is less than the specified value, reset operations are not guaranteed.
High impedance
0 V
is less than the specified value, reset operations may extend to cycles preceding or
is less than the specified value, read disable operations are not guaranteed.
is less than the specified value, internal read disable operations may extend to cycles
is less than the specified value, write disable operations are not guaranteed.
is less than the specified value, internal write disable operations may extend to cycles
1.8 k
1.1 k
V
(t
CC
AC
T
, t
= 5 ns.
OH
1.5 V
Data Sheet M10059EJ7V0DS00
)
2.0 V
0.8 V
t
T
= 5 ns
30 pF
Test points
Test points
D
OUT
t
T
= 5 ns
High impedance
1.8 k
1.1 k
OH
V
(t
= 2.0 V, V
CC
LZ
, t
HZ
)
OL
PD485505
= 0.8 V.
5 pF
LZ
t
HZ
.
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