CY7C009V-15AXC Cypress Semiconductor Corp, CY7C009V-15AXC Datasheet - Page 8

• Manufacturer Part Number: CY7C009V-15AXC
• Description: CY7C009V-15AXC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C009V-15AXC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 1M (128K x 8)
• Speed: 15ns
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 428-1786

AC Test Loads and Waveforms
Switching Characteristics
Over the Operating Range
Document Number: 38-06044 Rev. *E
OUTPUT
t
t
t
t
t
t
t
t
t
t
t
t
Notes
RC
AA
OHA
ACE
DOE
LZOE
HZOE
LZCE
HZCE
PU
PD
ABE
11. Test conditions assume signal transition time of 3 ns or less, timing reference levels of 1.5 V, input pulse levels of 0 to 3.0 V, and output loading of the specified
12. To access RAM, CE = L, UB = L, SEM = H. To access semaphore, CE = H and SEM = L. Either condition must be valid for the entire t
13. At any given temperature and voltage condition for any given device, t
14. Test conditions used are Load 2.
15. This parameter is guaranteed by design, but it is not production tested.For information on port-to-port delay through RAM cells from writing port to reading port,
READ CYCLE
C = 30 pF
Parameter
(a) Normal Load (Load 1)
[15]
[15]
I
refer to Read Timing with Busy waveform.
OI
[12]
[12]
[13, 14, 15]
[13, 14, 15]
[13, 14, 15]
/I
[13, 14, 15]
OH
and 30 pF load capacitance.
Read cycle time
Address to data valid
Output hold from address change
CE LOW to data valid
OE LOW to data valid
OE LOW to low Z
OE HIGH to high Z
CE LOW to low Z
CE HIGH to high Z
CE LOW to power-up
CE HIGH to power-down
Byte enable access time
3.3 V
R1 = 590 
R2 = 435 
[11]
Description
GND
3.0 V

OUTPUT
3 ns
(b) Thévenin Equivalent (Load 1)
10%
C = 30 pF
ALL INPUT PULSES
90%
HZCE
R
TH
is less than t
Min
15
= 250 
–
3
–
–
3
–
3
–
0
–
–
–15
LZCE
Max
15
15
10
10
10
15
15
90%
–
–
–
–
–
V
and t
TH
10%
= 1.4 V

HZOE
CY7C018V/019V
3 ns
Min
20
–
3
–
–
3
–
3
–
0
–
–
is less than t
OUTPUT
–20
C = 5 pF
(c) Three-State Delay (Load 2)
Max
20
20
12
12
12
20
20
–
–
–
–
–
(Used for t
including scope and jig)
LZOE
.
Min
25
–
3
–
–
–
3
0
–
–
3
–
LZ
CY7C008V/009V
CY7C018V/019V
, t
–25
HZ
SCE
, t
Max
3.3 V
25
25
13
15
25
25
time.
15
–
–
–
–
–
HZWE,
R1 = 590 
R2 = 435 
Page 8 of 23
& t
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
LZWE
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