CY7C263-55DMB Cypress Semiconductor Corp, CY7C263-55DMB Datasheet - Page 4

• Manufacturer Part Number: CY7C263-55DMB
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C263-55DMB

• Density: 64Kb
• Organization: 8Kx8
• Interface Type: Parallel
• Access Time (max): 55ns
• Package Type: CDIP
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Pin Count: 24
• Mounting: Through Hole
• Operating Temp Range: -55C to 125C
• Operating Temperature Classification: Military
• Lead Free Status / RoHS Status: Not Compliant

Document #: 38-04010 Rev. *C
Switching Characteristics
AC Test Loads and Waveforms
Test Load for -20 through -30 speeds
Test Load for -35 through -55 speeds
Parameter
t
t
t
t
t
t
t
Equivalent to:
Equivalent to:
OUTPUT
OUTPUT
AA
HZCS1
HZCS2
ACS1
ACS2
PU
PD
INCLUDING
INCLUDING
5V
5V
JIG AND
SCOPE
OUTPUT
OUTPUT
JIG AND
(a) Normal Load
SCOPE
30pF
30 pF
(c) Normal Load
Address to Output Valid
Chip Select Inactive to High Z
(7C263 and 7C264)
Chip Select Inactive to High Z
(7C261)
Chip Select Active to Output Valid
(7C263 and 7C264)
Chip Select Active to Output Valid
(7C261)
Chip Select Active to Power-Up
(7C261)
Chip Select Inactive to
Power-Down (7C261)
R1250 Ω
THÉ VENIN EQUIVALENT
(658Ω MIL)
THÉ VENIN EQUIVALENT
R1 500
R
R
TH
TH
Description
200Ω (250Ω MIL)
100Ω
(403Ω MIL)
R2167 Ω
R2 333Ω
Over the Operating Range
OUTPUT
OUTPUT
2.0V(1.9VMIL)
2.0V
INCLUDING
INCLUDING
5V
5V
[4]
JIG AND
JIG AND
SCOPE
SCOPE
(b) High Z Load
(d) High Z Load
5 pF
5 pF
(658Ω MIL)
R1 500Ω
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
R1 250Ω
7C261-20
7C263-20
7C264-20
0
[1,3,4
20
12
20
12
20
20
(403Ω MIL)
R2167 Ω
R2 333Ω
]
7C261-25
7C263-25
7C264-25
0
25
12
25
12
25
25
GND
3.0V
7C261-35
7C263-35
7C264-35
0
≤ 5 ns
35
20
35
20
35
35
10%
7C261-45
7C263-45
7C264-45
CY7C263/CY7C264
0
90%
45
30
45
30
45
45
7C261-55
7C263-55
7C264-55
0
CY7C261
90%
Page 4 of 14
55
35
55
35
55
55
10%
≤ 5 ns
Unit
ns
ns
ns
ns
ns
ns
ns