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IDT6198S70YB

CMOS STATIC RAM 64K (16K x 4-BIT) with Output Control

Integrated Device Technology 

IDT6198S/L

CMOS STATIC RAM 64K (16K x 4-BIT)

MILITARY AND COMMERCIAL TEMPERATURE RANGES

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:

2987 tbl 05

1. VIL (min.) = –3.0V for pulse width less than 20ns, once per cycle.

RECOMMENDED OPERATING

TEMPERATURE AND SUPPLY VOLTAGE

Grade

Temperature

GND

VCC

Military

–55°C to +125°C

0V

5V ± 10%

Commercial

0°C to +70°C

0V

5V ± 10%

2987 tbl 06

DC ELECTRICAL CHARACTERISTICS

VCC = 5.0V ± 10%

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.

MIL.

COM’L.

MIL.

COM’L.

IDT6198S

Min.

Max.

—

10

—

5

—

10

—

5

0.5

—

0.4

2.4

—

IDT6198L

Min.

Max.

—

5

—

2

—

5

—

2

—

0.5

—

0.4

2.4

—

Unit

µA

µA

V

V

2987 tbl 07

DC ELECTRICAL CHARACTERISTICS(1)

(VCC = 5V ± 10%, VLC = 0.2V, VHC = VCC - 0.2V)

6198S15

6198L15

6198S20

6198L20

6198S25

6198L25

6198S35

6198L35

6198S45 6198S55/70/85

6198L45 6198L55/70/85

Symbol

Parameter

Power Com’l. Mil. Com’l. Mil. Com’l. Mil. Com’l. Mil. Com’l. Mil. Com’l. Mil. Unit

ICC1

Operating Power

S 100 — 100 105 100 105 100 105 — 105 — 105 mA

Supply Current

CS = VIL, Outputs Open L

75 — 70 80 70 80 70 80 — 80 —

80

VCC = Max., f = 0(2)

ICC2

Dynamic Operating

S 135 — 130 160 125 155 125 140 — 140 — 140 mA

Current

CS = VIL, Outputs Open

L

125 — 115 130 105 120 105 115 — 110 —

110

VCC = Max., f = fMAX(2)

ISB

Standby Power Supply

S

60 — 55 70 50 60 45 50 — 50 —

50 mA

Current (TTL Level)

CS ≥ VIH, VCC = Max.,

L

45 — 40 50 35 40 30 35 — 35 —

35

Outputs Open, f = fMAX(2)

ISB1

Full Standby Power

S

20 — 15 25 15 20 15 20 — 20 —

20 mA

Supply Current (CMOS

Level) CS ≥ VHC,

L 1.5 — 0.5 1.5 0.5 1.5 0.5 1.5 — 1.5 — 1.5

VCC=Max., VIN ≥ VHC or

VIN ≤ VLC, f = 0(2)

NOTES:

1. All values are maximum guaranteed values.

2. At f = fMAX address and data inputs are cycling at the maximum frequency of read cycles of 1/tRC. f = 0 means no input lines change.

2987 tbl 06

6.3

3

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