IDT72511/IDT72521
BIDIRECTIONAL FIRST-IN FIRST-OUT MEMORY
MILITARY AND COMMERCIAL TEMPERATURE RANGES
ABSOLUTE MAXIMUM RATINGS(1)
RECOMMENDED DC OPERATING
CONDITIONS
Symbol
Rating
Commercial
Military
Unit
Symbol
Parameter
Min.
Typ. Max. Unit
VTERM
Terminal Voltage –0.5 to +7.0 –0.5 to +7.0
V
With Respect To
Ground
VCCM
VCCC
Military Supply
Voltage
4.5
5.0
5.5
V
T
T
T
A
Operating
Temperature
0 to +70
–55 to +125
°C
Commercial Supply
Voltage
4.5
5.0
5.5
V
BIAS
STG
Temperature
Under Bias
–55 to +125 –65 to +135
–55 to +125 –65 to +155
°C
GND
VIH
Supply Voltage
0
0
0
V
V
Input HIGH Voltage
Commercial
2.0
—
—
Storage
Temperature
°C
VIH
Input HIGH Voltage
Military
2.2
—
—
—
—
V
V
IOUT
DC Output
Current
50
50
mA
(1)
VIL
Input LOW Voltage
Commercial and
Military
0.8
NOTE:
2668 tbl 16
1. Stresses greater than those listed under ABSOLUTE MAXIMUM RAT-
INGS may cause permanent damage to the device. This is a stress rating
onlyandfunctionaloperationofthedeviceattheseoranyotherconditions
above those indicated in the operational sections of this specification is
not implied. Exposure to absolute maximum rating conditions for ex-
tended periods may affect reliability.
NOTE:
2668 tbl 17
1. 1.5V undershoots are allowed for 10ns once per cycle.
DC ELECTRICAL CHARACTERISTICS
(Commercial: VCC = 5V ± 10%, TA = 0°C to +70°C; Military: VCC = 5V ± 10%, TA = –55°C to +125°C)
IDT72511L
IDT72521L
Commercial
= 25, 35, 50ns
IDT72521L
Military
t
A
t
A
= 40, 50ns
Typ.
Symbol
Parameter
Min.
Typ.
Max.
Min.
–10
–10
2.4
—
Max.
Unit
(1)
IL
I
Input Leakage Current (Any Input)
Output Leakage Current
–1
–10
2.4
—
—
1
—
—
10
10
µ
A
A
(2)
I
OL
—
10
µ
V
OH
OL
Output Logic "1" Voltage IOUT = –1mA
Output Logic "0" Voltage IOUT = 4mA
Average VCC Power Supply Current
—
—
—
—
V
V
—
0.4
230
30
—
0.4
250
50
V
(3)(4)
(3)
I
CC1
CC2
—
150
16
—
180
24
mA
mA
I
Average Standby Current (R
B
= WB
= DS
A
=
—
—
VIH)
2668 tbl 18
NOTES:
1. Measurements with 0.4V ≤ VIN ≤ VCC, DSA = DSB ≥ VIH
2. Measurements with 0.4V ≤ VOUT ≤ VCC, DSA = DSB ≥ VIH
3. Measurements are made with outputs open.
+5V
AC TEST CONDITIONS
1.1 k
Ω
Input Pulse Levels
GND to 3.0V
3ns
Input Rise/Fall Times
Input Timing Reference Levels
Output Reference Levels
Output Load
D.U.T.
1.5V
*
680
Ω
30 pF
1.5V
See Figure 8
2668 tbl 19
CAPACITANCE (TA = +25°C, f = 1.0MHz)
2668 drw 09
Symbol
Parameter
Input Capacitance
Output Capacitance
Conditions Max. Unit
or equivalent circuit
(2)
C
IN
V
IN = 0V
8
pF
Figure 8. Output Load
*Includes jig and scope capacitances
(1,2)
C
OUT
VOUT = 0V
12
pF
NOTES:
1. With output deselected.
2. Characterized values, not currently tested.
2668 tbl 20
5.32
14
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
