AS6C4008-55ZIN Alliance Memory, AS6C4008-55ZIN Datasheet - Page 5

• Manufacturer Part Number: AS6C4008-55ZIN
• Description: SRAM 4M, 2.7-5.5V, 55ns 512K x 8 Asynch SRAM
• Manufacturer: Alliance Memory

Specifications of AS6C4008-55ZIN

• Rohs: yes
• Memory Size: 4 Mbit
• Organization: 512 K x 8
• Access Time: 55 ns
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 2.7 V
• Maximum Operating Current: 50 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Package / Case: TSOP-II 32 Pin
• Interface: Parallel
• Maximum Clock Frequency: 18 MHz
• Factory Pack Quantity: 135

TIMING WAVEFORMS
READ CYCLE 1 (Address Controlled) (1,2)
READ CYCLE 2 (CE# and OE# Controlled) (1,3,4,5)
Notes :
1.WE# is high for read cycle.
2.Device is continuously selected OE# = low, CE# = low
3.Address must be valid prior to or coincident with CE# = low
4.t
5.At any given temperature and voltage condition, t
Address
Address
CLZ
Dout
Dout
CE#
OE#
AUG09 v1.4
, t
OLZ
, t
CHZ
and t
Previous Data Valid
2009
OHZ
are specified with C
High-Z
512K X 8 BIT LOW POWER CMOS SRAM
t
CLZ
t
t
AA
AA
L
t
= 5pF. Transition is measured ±500mV from steady state.
OLZ
t
ACE
CHZ
t
t
RC
RC
t
OE
Alliance Memory Inc
is less than t
.
,
; otherwise t
CLZ
, t
AA
OHZ
Data Valid
is the limiting parameter.
is less than t
Data Valid
t
OH
t
CHZ
t
OLZ.
OHZ
t
OH
High-Z
AS6C4008
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