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CY7C470
CY7C472
CY7C474
2
Maximum Ratings
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 +7.0V
DC Voltage Applied to Outputs
in High Z State ............................................... –0.5V to +7.0V
DC Input Voltage............................................ –3.0V to +7.0V
Power Dissipation ..........................................................1.0W
Output Current, into Outputs (LOW) ............................ 20 mA
Static Discharge Voltage ........................................... >2001V
(per MIL-STD-883, Method 3015)
Latch-Up Current ..................................................... >200 mA
Selection Guide
7C470–15
7C472–15
7C474–15
7C470–20
7C472–20
7C474–20
7C470–25
7C472–25
7C474–25
7C470–40
7C472–40
7C474–40
Frequency (MHz)
33.3
33.3
28.5
20
Maximum Access Time (ns)
15
20
25
40
Maximum Operating Current (mA)
Commercial
105
Military/Industrial
Operating Range
Range
Ambient
Temperature
VCC
Commercial
0
°C to +70°C
5V
± 10%
Industrial
–40
°C to +85°C
5V
± 10%
Military[1]
–55
°C to +125°C
5V
± 10%
Electrical Characteristics Over the Operating Range[2]
7C470–15
7C472–15
7C474–15
7C470–20
7C472–20
7C474–20
7C470–25
7C472–25
7C474–25
Parame-
ter
Description
Test Conditions
Min.
Max.
Min.
Max.
Min.
Max.
Unit
VOH
Output HIGH Voltage
VCC = Min., IOH = –2.0 mA
2.4
2.4
2.4
V
VOL
Output LOW Voltage
VCC = Min., IOL = 8.0 mA
0.4
0.4
0.4
V
VIH
Com’l
2.2
2.2
V
Mil/Ind
2.2
2.2
VIL
Input LOW Voltage
0.8
0.8
0.8
V
IIX
Input Leakage Current
GND
≤ V
I ≤ VCC
–10
+10
–10
+10
–10
+10
µA
IOZ
Output Leakage Current
R
≥ V
IH, GND ≤ VO ≤ VCC
–10
+10
–10
+10
–10
+10
µA
ICC
Operating Current
VCC = Max.,
IOUT = 0 mA
Com’l
105
90
mA
Mil/Ind
110
95
ISB1
Standby Current
All Inputs =
VIH Min.
Com’l
25
25
mA
Mil/Ind
30
30
ISB2
Power-Down Current
All Inputs =
VCC –0.2V
Com’l
20
20
mA
Mil/Ind
25
25
IOS
[3]
Output Short Circuit Current
VCC = Max., VOUT = GND
–90
–90
–90
mA
Notes:
1.
TA is the “instant on” case temperature.
2.
See the last page of this specification for Group A subgroup testing information.
3.
Not more than one output should be tested at a time. Duration of the short circuit should not be more than one second.
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