UPD43256B-X 데이터 시트보기 (PDF) - NEC => Renesas Technology
부품명
상세내역
제조사
UPD43256B-X
NEC => Renesas Technology
UPD43256B-X Datasheet PDF : 20 Pages
| |||
μPD43256B-X
Read Cycle (1/2)
Parameter
Symbol
μPD43256B-70X
Read cycle time
tRC
Address access time
tAA
/CS access time
tACS
/OE access time
tOE
Output hold from address change tOH
/CS to output in low impedance
tCLZ
/OE to output in low impedance
tOLZ
/CS to output in high impedance
tCHZ
/OE to output in high impedance
tOHZ
Note See the output load.
MIN.
70
10
10
5
MAX.
70
70
35
30
30
VCC ≥ 4.5 V
μPD43256B-85X
MIN.
85
10
10
5
MAX.
85
85
40
30
30
μPD43256B-AxxX
μPD43256B-BxxX
MIN.
MAX.
100
100
100
50
10
10
5
35
35
Unit Con-
dition
ns
ns Note
ns
ns
ns
ns
ns
ns
ns
Remark These AC characteristics are in common regardless of package types and L, LL versions.
Read Cycle (2/2)
Parameter
Symbol
VCC ≥ 3.0 V
VCC ≥ 2.7 V
Unit Con-
μPD43256B- μPD43256B- μPD43256B- μPD43256B- μPD43256B- μPD43256B-
A85X
A10X
A12X
B10X
B12X
B15X
dition
MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX.
Read cycle time
tRC
85
100
120
100
120
150
ns
Address access
tAA
time
/CS access time
tACS
85
100
120
100
120
150 ns Note
85
100
120
100
120
150 ns
/OE access time
tOE
50
60
60
60
60
70 ns
Output hold from
tOH
10
10
10
10
10
10
ns
address change
/CS to output in
tCLZ
10
10
10
10
10
10
ns
low impedance
/OE to output in
tOLZ
5
5
5
5
5
5
ns
low impedance
/CS to output in
tCHZ
35
35
40
35
40
50 ns
high impedance
/OE to output in
tOHZ
35
35
40
35
40
50 ns
high impedance
Note See the output load.
Remark These AC characteristics are in common regardless of package types.
Data Sheet M11012EJ6V0DS
9
Share Link: