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HM62256A Datasheet(PDF) 5 Page - Hitachi Semiconductor

Part No. HM62256A
Description  32,768-word x 8-bit High Speed CMOS Static RAM
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Maker  HITACHI [Hitachi Semiconductor]
Homepage  http://www.renesas.com/eng
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 5 page
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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
HM62256A Series
HM62256A Series




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