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参数资料
| 型号： | WCMA2016U4X |
| 厂商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 128K x 16 STATIC RAM |
| 中文描述： | 128K的× 16静态RAM |
| 文件页数： | 6/11页 |
| 文件大小： | 297K |
| 代理商： | WCMA2016U4X |
WCMA2016U4X
4
AC Test Loads and Waveforms
VCC Typ
VCC
OUTPUT
R2
30 pF
INCLUDING
JIG AND
SCOPE
GND
90%
10%
90%
10%
OUTPUT
VTH
Equivalent to:
THVENIN EQUIVALENT
ALL INPUT PULSES
RTH
R1
Rise TIme: 1 V/ns
Fall Time: 1 V/ns
Parameters
3.0V
Unit
R1
1.105
KOhms
R2
1.550
KOhms
RTH
0.645
KOhms
VTH
1.75V
Volts
Data Retention Characteristics (Over the Operating Range)
Parameter
Description
Conditions
Min.
Typ.[4]
Max.
Unit
VDR
VCC for Data Retention
1.0
3.6
V
ICCDR
Data Retention Current
VCC= 1.0V
CE > VCC – 0.2V,
VIN > VCC – 0.2V or VIN < 0.2V
0.5
7.5
A
tCDR
Chip Deselect to Data
Retention Time
0
ns
tR
Operation Recovery Time
70
ns
Data Retention Waveform[7]
Note:
6.
Full Device AC operation requires linear VCC ramp from VDR to VCC(min.) > 100 s or stable at VCC(min.) > 100 s.
7.
BHE.BLE is the AND of both BHE and BLE. Chip can be deselected by either disabling the chip enable signals or by disabling both BHE and BLE.
VCC(min)
tCDR
VDR > 1.0 V
DATA RETENTION MODE
tR
CE or
VCC
BHE.BLE
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| WCMA2016U4X-FF70 | 制造商:Cypress Semiconductor 功能描述: |
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