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參數(shù)資料
| 型號(hào)： | LH52256C |
| 廠商： | Sharp Corporation |
| 英文描述： | CMOS 256K (32K x 8) Static RAM |
| 中文描述： | 的CMOS 256K（32K的× 8）靜態(tài)RAM |
| 文件頁(yè)數(shù)： | 1/11頁(yè) |
| 文件大小： | 97K |
| 代理商： | LH52256C |
LH52256C/CH
CMOS 256K (32K
×
8) Static RAM
FEATURES
32,768
×
8 bit organization
Access time: 70 ns (MAX.)
Supply current:
Operating: 45 mA (MAX.)
10 mA (MAX.) (t
RC
, t
WC
= 1
μ
s)
Standby: 40
μ
A (MAX.)
Data retention current: 1.0
μ
A (MAX.)
(V
CCDR
= 3 V, T
A
= 25
°
C)
Wide operating voltage range:
4.5 V
±
5.5 V
Operating temperature:
Commerical temperature 0
°
C to +70
°
C
Industrial temperature -40° to +85°C
Fully-static operation
Three-state outputs
Not designed or rated as radiation
hardened
Package:
28-pin, 600-mil DIP
28-pin, 450-mil SOP
28-pin, 300-mil SK-DIP
28-pin, 8
×
3 mm
2
TSOP (Type I)
N-type bulk silicon
DESCRIPTION
The LH52256C is a Static RAM organized as
32,768
×
8 bits which provides low-power standby
mode. It is fabricated using silicon-gate CMOS process
technology.
PIN CONNECTIONS
52256C-1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
14
A
12
A
7
A
6
A
5
A
4
A
3
A
2
A
1
A
0
I/O
1
I/O
2
I/O
3
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V
CC
WE
A
9
A
11
OE
A
10
CE
I/O
6
I/O
5
I/O
4
GND
I/O
8
I/O
7
A
13
A
8
28-PIN DIP
28-PIN SK-DIP
28-PIN SOP
TOP VIEW
Figure 1. Pin Connections
2
3
4
5
6
7
9
10
8
A
11
A
9
11
1
28
27
26
25
22
21
24
23
20
19
A
10
CE
28-PIN TSOP (Type I)
12
13
14
17
16
18
15
OE
A
8
A
13
WE
V
CC
A
12
A
7
A
6
A
5
A
4
A
3
A
14
I/O
3
I/O
2
I/O
1
A
0
A
1
A
2
I/O
8
I/O
7
I/O
6
I/O
5
I/O
4
GND
52256C-8
NOTE:
Reverse bend available on request.
Figure 2. TSOP (Type I) Pin Connections
1
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| LH52256CH | CMOS 256K (32K x 8) Static RAM |
| LH52258A | CMOS 32K x 8 Static RAM |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LH52256C-10LL | 制造商:Sharp Microelectronics 功能描述:SRAM Chip Async Single 5V 256K-Bit 32K x 8 100ns 28-Pin PDIP |
| LH52256C-70LL | 功能描述:IC SRAM 256KBIT 70NS 28DIP RoHS:否 類別:集成電路 (IC) >> 存儲(chǔ)器 系列:- 標(biāo)準(zhǔn)包裝:96 系列:- 格式 - 存儲(chǔ)器:閃存 存儲(chǔ)器類型:FLASH 存儲(chǔ)容量:16M（2M x 8，1M x 16） 速度:70ns 接口:并聯(lián) 電源電壓:2.65 V ~ 3.6 V 工作溫度:-40°C ~ 85°C 封裝/外殼:48-TFSOP（0.724"，18.40mm 寬） 供應(yīng)商設(shè)備封裝:48-TSOP 包裝:托盤(pán) |
| LH52256CD-10LL | 制造商:Sharp Microelectronics 功能描述:32KX8 SRAM |
| LH52256CD-70LL | 制造商:Sharp Microelectronics 功能描述:SRAM Chip Async Single 5V 256K-Bit 32K x 8 70ns 28-Pin PDIP |
| LH52256CH | 制造商:SHARP 制造商全稱:Sharp Electrionic Components 功能描述:CMOS 256K (32K x 8) Static RAM |
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