CY7C025-55AC Cypress Semiconductor Corp, CY7C025-55AC Datasheet - Page 8
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CY7C025-55AC
Manufacturer Part Number
CY7C025-55AC
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C025-55AC.pdf
(21 pages)
Specifications of CY7C025-55AC
Density
128Kb
Access Time (max)
55ns
Sync/async
Asynchronous
Architecture
Not Required
Clock Freq (max)
Not RequiredMHz
Operating Supply Voltage (typ)
5V
Address Bus
12b
Package Type
TQFP
Operating Temp Range
0C to 70C
Number Of Ports
2
Supply Current
230mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
100
Word Size
16b
Number Of Words
8K
Lead Free Status / RoHS Status
Not Compliant
Electrical Characteristics
Capacitance
Document #: 38-06035 Rev. *D
OUTPUT
I
I
I
I
I
C
C
CC
SB1
SB2
SB3
SB4
Parameter
OUTPUT
Note
IN
OUT
13. Tested initially and after any design or process changes that may affect these parameters.
C = 30 pF
(a) Normal Load (Load 1)
Parameter
Load (Load 2)
Operating Current
Standby Current
(Both Ports TTL Levels)
Standby Current
(One Port TTL Level)
Standby Current
(Both Ports CMOS
Levels)
Standby Current
(Both Ports CMOS
Levels)
[13]
C = 30 pF
Description
5V
R1 = 893Ω
R2 = 347Ω
Input Capacitance
Output Capacitance
Over the Operating Range (continued)
Description
GND
3.0V
V
Outputs Disabled
CE
f = f
CE
f = f
Both Ports CE and CE
V
or V
One Port CE
CE
V
Active Port Outputs, f = f
CC
IN
Figure 3. AC Test Loads and Waveforms
CC
R
L
L
≥ V
≤
MAX
MAX
IN
– 0.2V, V
= Max, I
and CE
or CE
≥ V
OUTPUT
3 ns
≤ 0.2V, f = 0
(b) Thévenin Equivalent (Load 1)
CC
10%
[12]
[12]
CC
– 0.2V or V
C = 30pF
Test Conditions
R
– 0.2V,
R
≥ V
IN
L
OUT
ALL INPUT PULSES
or
≥ V
≥ V
IH
90%
[12]
= 0 mA,
IH
,
T
V
CC
A
CC
,
IN
= 25
R
– 0.2V
R
MAX
≤ 0.2V,
= 5.0V
TH
≥
×
= 250Ω
[12]
Test Conditions
C, f = 1 MHz,
Com’l
Ind
Com’l
Ind
Com’l
Ind
Com’l
Ind
Com’l
Ind
90%
V
TH
10%
= 1.4V
7C024/024A/0241–35
≤
Min
3 ns
7C025/0251–35
OUTPUT
Typ
160
160
30
30
85
85
80
80
3
3
(c) Three-State Delay (Load 3)
C = 5 pF
Max
230
260
135
150
120
135
50
65
15
15
CY7C024/024A/0241
Max
10
10
7C024/024A/0241–55
Min
7C025/0251–55
CY7C025/0251
5V
Typ
150
150
20
20
75
75
70
70
3
3
R1 = 893Ω
R2 = 347Ω
Unit
pF
pF
Page 8 of 21
Max
230
260
135
150
120
135
50
65
15
15
Unit
mA
mA
mA
mA
mA
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