参数资料
型号: IDT7143LA20J8
厂商: IDT, Integrated Device Technology Inc
文件页数: 5/17页
文件大小: 0K
描述: IC SRAM 32KBIT 20NS 68PLCC
标准包装: 250
格式 - 存储器: RAM
存储器类型: SRAM - 双端口,异步
存储容量: 32K(2K x 16)
速度: 20ns
接口: 并联
电源电压: 4.5 V ~ 5.5 V
工作温度: 0°C ~ 70°C
封装/外壳: 68-LCC(J 形引线)
供应商设备封装: 68-PLCC(24x24)
包装: 带卷 (TR)
其它名称: 7143LA20J8
IDT7133SA/LA, IDT7143SA/LA
High-Speed 2K x 16 Dual-Port RAM
Military, Industrial and Commercial Temperature Ranges
DC Electrical Characteristics Operating
Temperature and Supply Voltage Range (2) (V CC = 5.0V ± 10%)
7133X20
7143X20
Com'l Only
7133X25
7143X25
Com'l & Ind
7133X35
7143X35
Com'l
& Military
Symbol
Parameter
Test Condition
Version
Typ. (1)
Max.
Typ. (1)
Max.
Typ. (1)
Max.
Unit
f = f MAX
f = f MAX
I CC
I SB1
I SB2
I SB3
I SB4
Dynamic Operating
Current
(Both Ports Active)
Standby Current
(Both Ports - TTL
Level Inputs)
Standby Current
(One Port - TTL
Level Inputs)
Full Standby Current
(Both Ports -
CMOS Level Inputs)
Full Standby Current
(One Port -
CMOS Level Inputs)
CE = V IL , Outputs Disabled
(3)
CE L and CE R = V IH
(3)
CE "A" = V IL and CE "B" = V IH (4)
f=f MAX (3)
Active Port Outputs Disabled
Both Ports CE L and
CE R > V CC - 0.2V
V IN > V CC - 0.2V or
V IN < 0.2V, f = 0 (4)
CE "A" < 0.2V and
CE "B" > V CC - 0.2V (5)
V IN > V CC - 0.2V or V IN < 0.2V
Active Port Outputs Disabled
f = f MAX (3)
COM'L
MIL &
IND
COM'L
MIL &
IND
COM'L
MIL &
IND
COM'L
MIL &
IND
COM'L
MIL &
IND
S
L
S
L
S
L
S
L
S
L
S
L
S
L
S
L
S
L
S
L
250
230
____
____
25
25
____
____
140
120
____
____
1.0
0.2
____
____
140
120
____
____
310
280
____
____
80
70
____
____
200
180
____
____
15
5
____
____
190
170
____
____
250
230
250
230
25
25
25
25
140
100
140
100
1.0
0.2
1.0
0.2
140
120
140
120
300
270
330
300
80
70
90
80
200
170
230
190
15
4
30
10
190
170
220
200
240
210
240
220
25
25
25
25
120
100
120
100
1.0
0.2
1.0
0.2
120
100
120
100
295
250
325
295
70
60
75
65
180
160
200
180
15
4
30
10
170
150
190
170
mA
mA
mA
mA
mA
2746 tbl 07a
7133X45
7143X45
Com'l Only
7133X55
7143X55
Com'l, Ind
& Military
7133X70/90
7143X70/90
Com'l &
Military
Symbol
Parameter
Test Condition
Version
Typ. (1)
Max.
Typ. (1)
Max.
Typ. (1)
Max.
Unit
f = f MAX
I CC
I SB1
I SB2
I SB3
I SB4
Dynamic Operating
Current
(Both Ports Active)
Standby Current
(Both Ports - TTL
Level Inputs)
Standby Current
(One Port - TTL
Level Inputs)
Full Standby Current
(Both Ports -
CMOS Level Inputs)
Full Standby Current
(One Port -
CMOS Level Inputs)
CE = V IL , Outputs Disabled
f = f MAX (3)
CE L and CE R = V IH
(3)
CE "A" = V IL and CE "B" = V IH (4)
f=f MAX (3)
Active Port Outputs Disabled
Both Ports CE L and
CE R > V CC - 0.2V
V IN > V CC - 0.2V or
V IN < 0.2V, f = 0 (4)
CE "A" < 0.2V and
CE "B" > V CC - 0.2V (5)
V IN > V CC - 0.2V or V IN < 0.2V
Active Port Outputs Disabled
f = f MAX (3)
COM'L
MIL &
IND
COM'L
MIL &
IND
COM'L
MIL &
IND
COM'L
MIL &
IND
COM'L
MIL &
IND
S
L
S
L
S
L
S
L
S
L
S
L
S
L
S
L
S
L
S
L
230
210
____
____
25
25
____
____
120
100
____
____
1.0
0.2
____
____
120
100
____
____
290
250
____
____
75
65
____
____
190
170
____
____
15
4
____
____
180
160
____
____
230
210
230
210
25
25
25
25
120
100
120
100
1.0
0.2
1.0
0.2
120
100
120
100
285
250
315
285
70
60
80
70
180
160
210
190
15
4
30
10
170
150
200
180
230
210
230
210
25
25
25
25
120
100
120
100
1.0
0.2
1.0
0.2
120
100
120
100
280
250
310
280
70
60
75
65
180
160
200
180
15
4
30
10
170
150
190
170
mA
mA
mA
mA
mA
2746 tbl 07b
NOTES:
1. V CC = 5V, T A = +25°C for Typ., and are not production tested. I CCDC = 180mA (typ.)
2. 'X' in part number indicates power rating (SA or LA)
3. At f = f MAX , address and control lines (except Output Enable) are cycling at the maximum frequency read cycle of 1/ t RC, and using “AC Test Conditions" of input levels of
GND to 3V.
4. f = 0 means no address or control lines change. Applies only to inputs at CMOS level standby.
5. Port "A" may be either left or right port. Port "B" is the opposite from port "A".
5
6.42
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