CY7C027V/028V
CY7C037V/038V
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature .................................–65
°
C to +150
°
C
Ambient Temperature with
Power Applied.............................................–55
°
C to +125
°
C
Supply Voltage to Ground Potential ............... –0.5V to +4.6V
DC Voltage Applied to
Outputs in High-Z State............................–0.5V to V
CC
+0.5V
DC Input Voltage
[7]
.................................. –0.5V to V
CC
+0.5V
Output Current into Outputs (LOW)............................. 20 mA
Static Discharge Voltage.......................................... > 1100V
Latch-up Current.................................................... > 200 mA
Operating Range
Range
Commercial
Industrial
[8]
Ambient
Temperature
0
°
C to +70
°
C
–40
°
C to +85
°
C
V
CC
3.3V
±
300 mV
3.3V
±
300 mV
Electrical Characteristics
Over the Operating Range
CY7C037V/038V
-15
Parameter
V
OH
V
OL
V
IH
V
IL
I
IX
I
OZ
I
CC
I
SB1
I
SB2
I
SB3
I
SB4
Description
Output HIGH Voltage
(V
CC
=Min., I
OH
= –4.0 mA)
Output LOW Voltage (V
CC
=Min., I
OH
= +4.0 mA)
Input HIGH Voltage
Input LOW Voltage
Input Leakage Current
Output Leakage Current
Operating Current (V
CC
=Max. I
OUT
=0
mA) Outputs Disabled
Standby Current (Both Ports TTL
Level) CE
L
& CE
R
≥
V
IH
, f=f
MAX
Com’l.
Ind.
[8]
-20
2.4
0.4
0.4
2.2
0.8
0.8
−5
–10
120
140
35
45
75
85
10
10
70
80
5
10
175
195
45
55
110
120
250
250
95
105
−5
–10
5
10
2.2
2.4
-25
Typ. Max.
Unit
V
0.4
0.8
5
10
115
30
65
10
60
165
40
95
250
80
V
V
V
µA
µA
mA
mA
mA
mA
mA
mA
µA
µA
mA
mA
Min. Typ. Max. Min. Typ. Max. Min.
2.4
2.2
−5
–10
125
35
80
10
75
185
50
120
250
105
Com’l.
Ind.
[8]
Standby Current (One Port TTL Level) Com’l.
CE
L
| CE
R
≥
V
IH
, f=f
MAX
Ind.
[8]
Standby Current (Both Ports CMOS
Level) CE
L
& CE
R
≥
V
CC
−0.2V,
f=0
Com’l.
Ind.
[8]
Standby Current (One Port CMOS Lev- Com’l.
el) CE
L
| CE
R
≥
V
IH
, f=f
MAX[9]
Ind.
[8]
Capacitance
[10]
Parameter
C
IN
C
OUT
Description
Input Capacitance
Output Capacitance
Test Conditions
T
A
= 25
°
C, f = 1 MHz,
V
CC
= 3.3V
Max.
10
10
Unit
pF
pF
Notes:
7. Pulse width < 20 ns.
8. Industrial parts are available in CY7C028V and CY7C038V only.
9. f
MAX
= 1/t
RC
= All inputs cycling at f = 1/t
RC
(except output enable). f = 0 means no address or control lines change. This applies only to inputs at CMOS level standby I
SB3
.
10. Tested initially and after any design or process changes that may affect these parameters.
Document #: 38-06078 Rev. *A
Page 6 of 18
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