PUMA2S16000I-025 Advanced Packaging Technology Of America, PUMA2S16000I-025 Datasheet - Page 5

• Manufacturer Part Number: PUMA2S16000I-025
• Description: SRAM, PUMA S16000 is a 16 MBit SRAM module user configurable as 512K x 32, 1M x 16 or 2M x 22
• Manufacturer: Advanced Packaging Technology Of America

Notes:
PUMA 2/77S16000 - 020/025/35
Read Cycle Timing Waveform
Write Cycle No.1 Timing Waveform
(1) During the Read Cycle, WE is high for the module.
(2) Address valid prior to or coincident with CS transition Low.
(3) t
to output voltage levels. These parameters are sampled and not 100% tested.
CHZ
and t
D0~31out
Address
OE
CS1~4
D0~31
D0~31in
CS1~4
WE1~4
A0~A18
OE
OHZ
are defined as the time at which the outputs achieve the open circuit conditions and are not referenced
(1,2)
High-Z
t
t
OHZ(3,9)
t
AS(3)
CLZ
High-Z
t
t
ACS
AA
t
(6)
OLZ
t
t
RC
OE
5
t
t
WC
AW
t
CW(4)
High-Z
t
WP(1)
Data Valid
t
DW
t
t
t
OH
CHZ(3)
t
OHZ(3)
WR (2)
t
OW
t
DH
ISSUE 4.5 September 2002