CY7C425-20JXCT Cypress Semiconductor Corp, CY7C425-20JXCT Datasheet - Page 7
![IC ASYNC FIFO MEM 1KX9 32-PLCC](/photos/6/51/65138/428-32-plcc_sml.jpg)
CY7C425-20JXCT
Manufacturer Part Number
CY7C425-20JXCT
Description
IC ASYNC FIFO MEM 1KX9 32-PLCC
Manufacturer
Cypress Semiconductor Corp
Series
CY7Cr
Specifications of CY7C425-20JXCT
Function
Asynchronous
Memory Size
9K (1K x 9)
Data Rate
50MHz
Access Time
10ns
Voltage - Supply
3.3V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-PLCC
Configuration
Dual
Density
9Kb
Access Time (max)
20ns
Word Size
9b
Organization
1Kx9
Sync/async
Asynchronous
Expandable
Yes
Bus Direction
Uni-Directional
Clock Freq (max)
Not RequiredMHz
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Supply Current
55mA
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
32
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY7C425-20JXCT
Manufacturer:
Cypress Semiconductor Corp
Quantity:
10 000
Switching Waveforms
Document #: 38-06001 Rev. *D
Notes
10. W and R ≥ V
11. t
MRSC
= t
R, W
PMR
Q
D
0
0
[10]
IH
–Q
–D
MR
HF
HF
EF
FF
+ t
W
R
W
around the rising edge of MR
R
RMR
8
8
.
HALF FULL
t
LZR
t
PW
t
A
Figure 4. Asynchronous Read and Write
t
t
WHF
RC
t
t
t
SD
t
HFH
FFH
EFL
DATA VALID
t
WC
DATA VALID
Figure 5. Master Reset
Figure 6. Half-full Flag
t
t
PMR
MRSC
t
RR
t
DVR
t
HD
[11]
t
WR
t
A
t
PR
HALF FULL+1
t
t
WPW
RPW
DATA VALID
t
RMR
DATA VALID
t
HZR
CY7C419/21/25/29/33
t
RHF
HALF FULL
Page 7 of 16
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