CY7C429-10PXC Cypress Semiconductor Corp, CY7C429-10PXC Datasheet - Page 6

• Manufacturer Part Number: CY7C429-10PXC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C429-10PXC

• Configuration: Dual
• Density: 18Kb
• Access Time (max): 10ns
• Word Size: 9b
• Organization: 2Kx9
• Sync/async: Asynchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: PDIP
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 28
• Lead Free Status / Rohs Status: Compliant

Switching Characteristics
Over the Operating Range
Document #: 38-06001 Rev. *D
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
RC
A
RR
PR
LZR
DVR
HZR
WC
PW
HWZ
WR
SD
HD
MRSC
PMR
RMR
RPW
WPW
RTC
PRT
RTR
EFL
HFH
FFH
REF
RFF
WEF
WFF
WHF
RHF
RAE
RPE
WAF
WPF
XOL
XOH
Parameter
[,8]
[,8,9]
[8,9]
[,8]
Read Cycle Time
Access Time
Read Recovery Time
Read Pulse Width
Read LOW to Low Z
Data Valid After Read HIGH
Read HIGH to High Z
Write Cycle Time
Write Pulse Width
Write HIGH to Low Z
Write Recovery Time
Data Setup Time
Data Hold Time
MR Cycle Time
MR Pulse Width
MR Recovery Time
Read HIGH to MR HIGH
Write HIGH to MR HIGH
Retransmit Cycle Time
Retransmit Pulse Width
Retransmit Recovery Time
MR to EF LOW
MR to HF HIGH
MR to FF HIGH
Read LOW to EF LOW
Read HIGH to FF HIGH
Write HIGH to EF HIGH
Write LOW to FF LOW
Write LOW to HF LOW
Read HIGH to HF HIGH
Effective Read from Write HIGH
Effective Read Pulse Width After EF HIGH
Effective Write from Read HIGH
Effective Write Pulse Width After FF HIGH
Expansion Out LOW Delay from Clock
Expansion Out HIGH Delay from Clock
[6, 7]
(continued)
Description
Min
40
10
30
40
30
10
18
40
30
10
30
30
40
30
10
30
30
3
5
5
0
–30
Max
30
20
40
40
40
30
30
30
30
30
30
30
30
30
30
Min
50
10
40
50
40
10
20
50
40
10
40
40
50
40
10
40
40
3
5
5
0
–40
CY7C419/21/25/29/33
Max
40
20
50
50
50
35
35
35
35
35
35
35
35
40
40
Min
80
15
65
80
65
15
30
80
65
15
65
65
80
65
15
65
65
3
5
5
0
–65
Max
65
20
80
80
80
60
60
60
60
60
60
60
60
65
65
Page 6 of 16
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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