CY7C421-20JXC Cypress Semiconductor Corp, CY7C421-20JXC Datasheet - Page 5
![IC ASYNC FIFO MEM 512X9 32-PLCC](/photos/6/51/65138/428-32-plcc_sml.jpg)
CY7C421-20JXC
Manufacturer Part Number
CY7C421-20JXC
Description
IC ASYNC FIFO MEM 512X9 32-PLCC
Manufacturer
Cypress Semiconductor Corp
Series
CY7Cr
Specifications of CY7C421-20JXC
Access Time
10ns
Memory Size
4.6K (512 x 9)
Package / Case
32-PLCC
Function
Asynchronous
Data Rate
50MHz
Voltage - Supply
3.3V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Number Of Circuits
2
Data Bus Width
9 bit
Bus Direction
Unidirectional
Timing Type
Asynchronous
Organization
512 K x 9
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Current
55 mA
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Configuration
Dual
Density
4.5Kb
Access Time (max)
20ns
Word Size
9b
Sync/async
Asynchronous
Expandable
Yes
Package Type
PLCC
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
Rohs Compliant
YES
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
428-2911-5
CY7C421-20JXC
CY7C421-20JXC
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY7C421-20JXC
Manufacturer:
Cypress Semiconductor Corp
Quantity:
10 000
Part Number:
CY7C421-20JXC
Manufacturer:
CYPRESS/赛普拉斯
Quantity:
20 000
Company:
Part Number:
CY7C421-20JXCT
Manufacturer:
Cypress Semiconductor Corp
Quantity:
10 000
Maximum Rating
Exceeding maximum ratings may impair the useful life of the
device. These user guidelines are not tested.
Storage Temperature ................................. –65
Ambient Temperature with Power Applied.. –55
Supply Voltage to Ground Potential................–0.5V to +7.0V
DC Voltage Applied to Outputs
in High Z State ................................................–0.5V to +7.0V
DC Input Voltage ............................................–0.5V to +7.0V
Power Dissipation.......................................................... 1.0W
Electrical Characteristics
Over the Operating Range
Electrical Characteristics
Over the Operating Range
Document #: 38-06001 Rev. *F
Notes
V
V
V
V
I
I
I
I
I
I
I
Parameter
Parameter
1. Single Power Supply: The voltage on any input or I/O pin cannot exceed the power pin during power up.
2. T
3. See the last page of this specification for Group A subgroup testing information.
4. V
5. For test purposes, not more than one output at a time should be shorted. Short circuit test duration should not exceed 30 seconds.
IX
OZ
OS
CC
CC1
SB1
SB2
OH
OL
IH
IL
A
IL
is the “instant on” case temperature.
(Min.) = –2.0V for pulse durations of less than 20 ns.
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Leakage Current
Output Leakage Current
Output Short Circuit Current
Operating Current
Operating Current
Standby Current
Power Down Current All Inputs >
Description
Description
[3]
V
I
f = f
V
I
F = 20 MHz
All Inputs =
V
V
OUT
OUT
CC
CC
IH
CC
MAX
Min.
[5]
= Max.,
= Max.,
–0.2V
= 0 mA
= 0 mA
Test Conditions
[1]
C to +150
C to +125
V
V
GND < V
R > V
V
CC
CC
CC
= Min., I
= Min., I
= Max., V
Commercial
Industrial
Commercial
Commercial
Industrial
Commercial
Industrial
IH
, GND < V
I
C
C
Test Conditions
< V
OH
OL
CC
OUT
= 8.0 mA
= –2.0 mA
O
= GND
Output Current, into Outputs (LOW)............................ 20 mA
Static Discharge Voltage............................................ >2000V
(per MIL–STD–883, Method 3015)
Latch Up Current ..................................................... >200 mA
Operating Range
Commercial
Industrial
< V
Min
Commercial
Industrial
CC
Range
–10
Max
85
35
10
5
Min
Ambient Temperature
–15
Max
100
65
35
10
15
–40
5
8
0
Min
–10
–10
2.4
2.0
2.2
C to + 70
[4]
C to +85
All Speed Grades
Min
–20
Max
C
55
90
35
10
15
C
5
8
[2]
Min
Max
V
V
+10
+10
–90
0.4
0.8
CC
CC
–25
CY7C421
5V 10%
5V 10%
Max
Page 5 of 21
50
80
35
10
15
5
8
V
CC
Unit
Unit
mA
mA
mA
mA
mA
A
A
V
V
V
V
[+] Feedback