IDT7198L Просмотр технического описания (PDF) - Integrated Device Technology
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IDT7198L
Integrated Device Technology
IDT7198L Datasheet PDF : 8 Pages
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IDT7198S/L
CMOS STATIC RAMS 64K (16K x 4-BIT) Added Chip Select and Output Enable Controls
MILITARY TEMPERATURE RANGE
RECOMMENDED DC OPERATING
CONDITIONS
Symbol
Parameter
Min. Typ. Max. Unit
VCC
Supply Voltage
4.5 5.0 5.5 V
GND
Supply Voltage
0
0
0V
VIH
Input High Voltage
2.2 — 6.0 V
VIL
Input Low Voltage –0.5(1) —
0.8 V
NOTE:
2985 tbl 05
1. VIL (min.) = -3.0V for pulse width less than 20ns, once per cycle.
RECOMMENDED OPERATING
TEMPERATURE AND SUPPLY VOLTAGE
Grade Ambient Temperature GND
VCC
Military
–55°C to +125°C
0V
5V ± 10%
2985 tbl 06
CAPACITANCE (TA = +25°C, f = 1.0MHz, VCC = 0V)
Symbol
Parameter(1)
Conditions Max. Unit
CIN
Input Capacitance
VIN = 0V
7 pF
CI/O
I/O Capacitance
VOUT = 0V
7 pF
NOTE:
2985 tbl 04
1. This parameter is determined by device characterization, but is not
production tested.
DC ELECTRICAL CHARACTERISTICS
VCC = 5.0V ± 10%, Military Temperature Range Only
Symbol
|ILI|
|ILO|
VOL
VOH
Parameter
Input Leakage Current
Output Leakage Current
Output Low Voltage
Output High Voltage
Test Condition
VCC = Max.,
VIN = GND to VCC
VCC = Max., CS = VIH,
VOUT = GND to VCC
IOL = 10mA, VCC = Min.
IOL = 8mA, VCC = Min.
IOH = –4mA, VCC = Min.
IDT7198S
Min.
Max.
—
10
—
10
0.5
—
0.4
2.4
—
IDT7198L
Min.
Max. Unit
—
5
µA
—
5
µA
—
0.5
V
—
0.4
2.4
—
V
2985 tbl 07
AC TEST CONDITIONS
Input Pulse Levels
Input Rise/Fall Times
Input Timing Reference Levels
Output Reference Levels
AC Test Load
DATAOUT
255Ω
GND to 3.0V
5ns
1.5V
1.5V
See Figures 1 and 2
2985 tbl 10
5V
480Ω
30pF*
DATAOUT
255Ω
5V
480Ω
5pF*
2985 drw 05
2985 drw 06
Figure 1. AC Test Load
Figure 2. AC Test Load
(for tCLZ1, 2, tOLZ, tCHZ1, 2, tOHZ, tOW and tWHZ)
*Includes scope and jig capacitances
6.4
3
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