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參數(shù)資料
| 型號： | UPD43256BCZ-70LL |
| 廠商： | NEC Corp. |
| 英文描述： | 256K-BIT CMOS STATIC RAM 32K-WORD BY 8-BIT |
| 中文描述： | 256K位CMOS靜態(tài)RAM 32K的詞8位 |
| 文件頁數(shù)： | 8/24頁 |
| 文件大?。?/td> | 174K |
| 代理商： | UPD43256BCZ-70LL |
8
μ
PD43256B
DC Characteristics (Recommended operating conditions unless otherwise noted) (2/2)
Parameter
Symbol
Test conditions
μ
PD43256B-A
μ
PD43256B-B
Unit
MIN. TYP. MAX. MIN. TYP. MAX.
Input leakage current
I
LI
V
IN
= 0 V to V
CC
–1.0
+1.0
–1.0
+1.0
μ
A
I/O leakage current
I
LO
V
I/O
= 0 V to V
CC
CS = V
IH
or WE = V
IL
or OE = V
IH
–1.0
+1.0
–1.0
+1.0
μ
A
Operating supply current
I
CCA1
CS = V
IL
,
Minimum cycle time,
μ
PD43256B-A10
I
I/O
= 0 mA
μ
PD43256B-A85
45
—
mA
μ
PD43256B-A12
μ
PD43256B-B10
μ
PD43256B-B12
μ
PD43256B-B15
—
45
V
CC
≤
3.3 V
—
20
I
CCA2
CS = V
IL
, I
I/O
= 0 mA
10
10
V
CC
≤
3.3 V
—
5
I
CCA3
CS
≤
0.2 V, Cycle = 1 MHz,
I
I/O
= 0 mA,
V
IL
≤
0.2 V,
V
IH
≥
V
CC
– 0.2 V
10
10
V
CC
≤
3.3 V
—
5
Standby supply current
I
SB
CS = V
IH
3
3
mA
V
CC
≤
3.3 V
—
2
I
SB1
CS
≥
V
CC
– 0.2 V
0.5
15
0.5
15
μ
A
V
CC
≤
3.3 V
—
0.5
10
High level output voltage
V
OH1
I
OH
= –1.0 mA, V
CC
≥
4.5 V
2.4
2.4
V
I
OH
= –0.5 mA, V
CC
< 4.5 V
2.4
2.4
V
OH2
I
OH
= –0.1 mA
—
—
I
OH
= –0.02 mA
V
CC
–0.1
V
CC
–0.1
Low level output voltage
V
OL
I
OL
= 2.1 mA, V
CC
≥
4.5 V
0.4
0.4
V
I
OL
= 1.0 mA, V
CC
< 4.5 V
0.4
0.4
V
OL1
I
OL
= 0.02 mA
0.1
0.1
Remarks 1.
V
IN
: Input voltage
These DC characteristics are in common regardless of package types.
2.
Capacitance (T
A
= 25 C, f = 1 MHz)
Parameter
Symbol
Test conditions
MIN.
TYP.
MAX.
Unit
Input capacitance
C
IN
V
IN
= 0 V
5
pF
Input/Output capacitance
C
I/O
V
I/O
= 0 V
8
pF
Remarks 1.
V
IN
: Input voltage
2.
These parameters are periodically sampled and not 100 % tested.
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| UPD43256BCZ-70LL-A | 制造商:NEC Electronics Corporation 功能描述:IC SRAM CMOS 256K 43256 DIP28 |
| UPD43256BGU-70L(A) | 制造商:Renesas Electronics Corporation 功能描述: |
| UPD43256BGU-70LL | 制造商:NEC Electronics Corporation 功能描述:SRAM CMOS 256K SMD 43256 SOIC28 |
| UPD43256BGU-70LL-A | 制造商:Renesas Electronics Corporation 功能描述:NECUPD43256BGU-70LL-A IC RAM 32KX8 120NS 制造商:NEC Electronics Corporation 功能描述:SRAM CMOS 256K SMD 43256 SOIC28 制造商:NEC Electronics Corporation 功能描述:SRAM CMOS 256K SMD 43256 TUBE25 |
| UPD43256BGU-85L(A) | 制造商:Renesas Electronics Corporation 功能描述: |
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