CY7C261-20WXC Cypress Semiconductor Corp, CY7C261-20WXC Datasheet - Page 4
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CY7C261-20WXC
Manufacturer Part Number
CY7C261-20WXC
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C261-20WXC.pdf
(14 pages)
Specifications of CY7C261-20WXC
Density
64Kb
Organization
8Kx8
Access Time (max)
20ns
Operating Current
120mA
Interface Type
Parallel
Package Type
Windowed CDIP
Operating Temperature Classification
Commercial
Operating Supply Voltage (typ)
5V
Operating Temp Range
0C to 70C
Pin Count
24
Mounting
Through Hole
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Lead Free Status / RoHS Status
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