HM62256A データシートの表示（PDF） - Hitachi -> Renesas Electronics

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HM62256A

32,768-word ×8-bit High Speed CMOS Static RAM

Hitachi -> Renesas Electronics 

HM62256A Series

HM62256A Series

DC Characteristics (Ta = 0 to +70°C, VCC = 5 V ± 10%, VSS = 0 V)

Parameter

Symbol Min Typ*1 Max Unit Test conditions

———————————————————————————————————————————————–

Input leakage current

|ILI|

—

—

1

µA Vin = VSS to VCC

———————————————————————————————————————————————–

Output leakage current

|ILO|

—

—

1

µA CS = VIH or OE = VIH or WE = VIL,

VI/O = VSS to VCC

———————————————————————————————————————————————–

Operating VCC current

ICC

—

6

15

mA CS = VIL, others = VIH/VIL

Iout = 0 mA

——————————————————————————————————————————

HM62256A-8 ICC1

—

33

50

mA min cycle, duty = 100%, II/O = 0 mA

HM62256A-10

—

30

50

CS = VIL, others = VIH/VIL

HM62256A-12

—

27

45

HM62256A-15

—

24

40

——————————————————————————————————————————

ICC2

—

5

15

mA Cycle time = 1µs, II/O = 0 mA

CS = VIL, VIH = VCC, VIL = 0

———————————————————————————————————————————————–

Standby VCC current

ISB

—

0.3 2

mA CS = VIH

———————————————————————————————————

ISB1

—

0.01 1

mA Vin ≥ 0 V

—————————————— CS ≥ VCC – 0.2 V

—

0.3*2 100*2 µA

——————————————

—

0.3*3 50*3 µA

———————————————————————————————————————————————–

Output low voltage

VOL

—

—

0.4

V

IOL = 2.1 mA

———————————————————————————————————————————————–

Output high voltage

VOH

2.4 —

—

V

IOH = –1.0 mA

———————————————————————————————————————————————–

Notes: 1. Typical values are at VCC = 5.0 V, Ta = +25°C and not guaranteed.

2. This characteristics is guaranteed only for L-version.

3. This characteristics is guaranteed only for L-SL version.

Capacitance (Ta = 25°C, f = 1 MHz)*1

Parameter

Symbol

Min

Typ

Max

Unit

Test conditions

———————————————————————————————————————————————–

Input capacitance

Cin

—

—

6

pF

Vin = 0 V

———————————————————————————————————————————————–

Input/output capacitance

CI/O

—

—

8

pF

VI/O= 0 V

———————————————————————————————————————————————–

Note: 1. This parameter is sampled and not 100% tested.

5

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