PDM41028 Datasheet, PDF (5/8 Pages) List of Unclassifed Manufacturers – 1 Megabit Static RAM 256K x 4-Bit

Read Cycle No. 1^{(4, 5)}
ADDR
DOUT
tRC
tAA
tOH
PREVIOUS DATA VALID
DATA VALID
Read Cycle No. 2^{(2, 4, 6)}
ADDR
CE
OE
DOUT
tRC
tAA
tACE
tLZCE
tLZOE
tAOE
tHZCE
tHZOE
DATA VALID
PDM41028
1
2
3
4
5
6
7
AC Electrical Characteristics
Description
-10⁽⁷⁾
-12⁽⁷⁾
-15
READ Cycle
Sym Min. Max. Min. Max. Min. Max. Units
READ cycle time
t_RC
10
12
15
ns
Address access time
t_AA
10
12
15 ns
Chip enable access time
t_ACE
10
12
15 ns
Output hold from address change
t_OH
3
3
3
ns
Chip enable to output in low Z^(1,3)
t_LZCE
5
5
5
ns
Chip disable to output in high Z^(1,2,3)
t_HZCE
6
6
7 ns
Chip enable to power up time⁽³⁾
t_PU
0
0
0
ns
Chip disable to power down time⁽³⁾
t_PD
10
12
15 ns
Output enable access time
t_AOE
6
6
6 ns
Output enable to output in low Z ^(1,3)
t_LZOE
0
0
0
ns
Output disable to output in high Z^(1,3) t_HZOE
6
6
6 ns
SHADED AREA = PRELIMINARY DATA
Notes referenced are after Data Retention Table.
Rev. 2.2 - 4/29/98
8
9
10
11
12
5