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参数资料
| 型号： | WMS512K8V-20FMA |
| 元件分类： | SRAM |
| 英文描述： | 512K X 8 STANDARD SRAM, 20 ns, CDFP36 |
| 封装： | CERAMIC, DFP-36 |
| 文件页数： | 3/9页 |
| 文件大小： | 122K |
| 代理商： | WMS512K8V-20FMA |
3
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
WMS512K8V-XXX
AC CHARACTERISTICS
(VCC = 3.3V, GND = 0V, TA = -55
°C to +125°C)
Parameter
Symbol
-15
-17
-20
Units
Read Cycle
Min
Max
Min
Max
Min
Max
Read Cycle Time
tRC
15
17
20
ns
Address Access Time
tAA
15
17
20
ns
Output Hold from Address Change
tOH
000
ns
Chip Select Access Time
tACS
15
17
20
ns
Output Enable to Output Valid
tOE
88
10
ns
Chip Select to Output in Low Z
tCLZ1
222
ns
Output Enable to Output in Low Z
tOLZ1
000
ns
Chip Disable to Output in High Z
tCHZ1
88
10
ns
Output Disable to Output in High Z
tOHZ1
88
10
ns
1. This parameter is guaranteed by design but not tested.
AC CHARACTERISTICS
(VCC = 3.3V, GND = 0V, TA = -55
°C to +125°C)
Parameter
Symbol
-15
-17
-20
Units
Write Cycle
Min
Max
Min
Max
Min
Max
Write Cycle Time
tWC
15
17
20
ns
Chip Select to End of Write
tCW
12
14
ns
Address Valid to End of Write
tAW
12
14
ns
Data Valid to End of Write
tDW
9910
ns
Write Pulse Width
tWP
12
14
ns
Address Setup Time
tAS
00
0
ns
Address Hold Time
tAH
00
0
ns
Output Active from End of Write
tOW1
23
3
ns
Write Enable to Output in High Z
tWHZ1
88
9
ns
Data Hold Time
tDH
00
0
ns
1. This parameter is guaranteed by design but not tested.
I
Current Source
D.U.T.
C
= 50 pf
eff
I
OL
V
≈ 1.5V
(Bipolar Supply)
Z
Current Source
OH
NOTES:
VZ is programmable from -2V to +7V.
IOL & IOH programmable from 0 to 16mA.
Tester Impedance Z0 = 75
.
VZ is typically the midpoint of VOH and VOL.
IOL & IOH are adjusted to simulate a typical resistive load circuit.
ATE tester includes jig capacitance.
AC TEST CIRCUIT
AC TEST CONDITIONS
Parameter
Typ
Unit
Input Pulse Levels
VIL = 0, VIH = 2.5
V
Input Rise and Fall
5
ns
Input and Output Reference Level
1.5
V
Output Timing Reference Level
1.5
V
相关PDF资料 |
PDF描述 |
|---|---|
| WMS512K8V-20CIA | 512K X 8 STANDARD SRAM, 20 ns, CDIP32 |
| WMS512K8V-20FCA | 512K X 8 STANDARD SRAM, 20 ns, CDFP36 |
| WMS512K8V-20DEIA | 512K X 8 STANDARD SRAM, 20 ns, CDSO32 |
| WMS512K8V-20DJI | 512K X 8 STANDARD SRAM, 20 ns, CDSO36 |
| WMS512K8V-15FEIA | 512K X 8 STANDARD SRAM, 15 ns, CDFP32 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| WMS512K8-XCX | 制造商:未知厂家 制造商全称:未知厂家 功能描述:SRAM |
| WMS512K8-XDEX | 制造商:未知厂家 制造商全称:未知厂家 功能描述:SRAM |
| WMS512K8-XXX | 制造商:WEDC 制造商全称:White Electronic Designs Corporation 功能描述:512Kx8 MONOLITHIC SRAM, SMD 5962-95613 |
| WMS7100010P | 功能描述:IC POT DGTL 10K 256 TAPS 8-DIP RoHS:否 类别:集成电路 (IC) >> 数据采集 - 数字电位器 系列:- 标准包装:2,500 系列:XDCP™ 接片:256 电阻（欧姆）:100k 电路数:1 温度系数:标准值 ±300 ppm/°C 存储器类型:非易失 接口:I²C（设备位址） 电源电压:2.7 V ~ 5.5 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:14-TSSOP（0.173"，4.40mm 宽） 供应商设备封装:14-TSSOP 包装:带卷 (TR) |
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