UPD431000A-xxx NEC, UPD431000A-xxx Datasheet - Page 12

• Manufacturer Part Number: UPD431000A-xxx
• Description: 1M-BIT CMOS STATIC RAM 128K-WORD BY 8-BIT
• Manufacturer: NEC

Read Cycle (1/2)
Note See the output load.
Remark These AC characteristics are in common regardless of package types.
Read Cycle (2/2)
Note See the output load.
Remark These AC characteristics are in common regardless of package types.
12
Read cycle time
Address access time
/CE1 access time
CE2 access time
/OE to output valid
Output hold from address change
/CE1 to output in low impedance
CE2 to output in low impedance
/OE to output in low impedance
/CE1 to output in high impedance
CE2 to output in high impedance
/OE to output in high impedance
Read cycle time
Address access time
/CE1 access time
CE2 access time
/OE to output valid
Output hold from address change
/CE1 to output in low impedance
CE2 to output in low impedance
/OE to output in low impedance
/CE1 to output in high impedance
CE2 to output in high impedance
/OE to output in high impedance
Parameter
Parameter
Symbol
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
CO1
CO2
OLZ
OHZ
CO1
CO2
OLZ
OHZ
LZ1
LZ2
HZ1
HZ2
LZ1
LZ2
HZ1
HZ2
RC
OE
OH
RC
OE
OH
AA
AA
MIN.
MIN.
PD431000A-Axx
PD431000A-Bxx
PD431000A-B10
100
PD431000A-70
70
10
10
10
10
10
10
5
5
Data Sheet M11657EJBV0DS
MAX.
MAX.
100
100
100
70
70
70
35
25
25
25
50
35
35
35
V
CC
4.5 V
MIN.
PD431000A-B12
MIN.
120
PD431000A-85
85
10
10
10
10
10
10
5
5
V
CC
2.7 V
MAX.
MAX.
120
120
120
85
85
85
45
30
30
30
60
40
40
40
MIN.
MIN.
PD431000A-A10
PD431000A-B15
100
150
10
10
10
10
10
10
5
5
V
CC
3.0 V
MAX.
MAX.
100
100
100
150
150
150
50
35
35
35
70
50
50
50
PD431000A
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Condition
Condition
Note
Note