參數(shù)資料
型號: CY62128ELL
廠商: Cypress Semiconductor Corp.
英文描述: 1-Mbit (128K x 8) Static RAM
中文描述: 1兆位(128K的× 8)靜態(tài)RAM
文件頁數(shù): 4/11頁
文件大小: 862K
代理商: CY62128ELL
Document #: 38-05485 Rev. *E
Page 4 of 11
CY62128E MoBL
Thermal Resistance
[9]
Parameter
Description
Test Conditions
SOIC
Package
48.67
STSOP
Package
32.56
TSOP
Package
33.01
Unit
Θ
JA
Thermal Resistance
(Junction to Ambient)
Thermal Resistance
(Junction to Case)
Still Air, soldered on a 3 × 4.5 inch,
two-layer printed circuit board
°
C/W
Θ
JC
25.86
3.59
3.42
°
C/W
AC Test Loads and Waveforms
3.0V
V
CC
OUTPUT
R2
30 pF
INCLUDING
JIG AND
SCOPE
GND
90%
10%
90%
10%
Rise Time = 1 V/ns
Fall Time = 1 V/ns
OUTPUT
V
Equivalentto:
THEVENIN
EQUIVALENT
R
TH
ALL INPUT PULSES
R1
Parameters
R1
R2
R
TH
V
TH
Value
1800
990
639
1.77
Unit
V
Data Retention Characteristics
(Over the Operating Range)
Parameter
V
DR
I
CCDR [8]
Description
Conditions
Min
2
Typ
[3]
Max
Unit
V
μ
A
μ
A
ns
V
CC
for Data Retention
Data Retention Current
V
CC
= V
DR
, CE
1
> V
CC
0.2V or CE
2
< 0.2V,
V
IN
> V
CC
- 0.2V or V
IN
< 0.2V
Ind’l/Auto-A
Auto-E
4
30
t
CDR [9]
Chip Deselect to Data
Retention Time
Operation Recovery
Time
0
t
R [10]
t
RC
ns
Data Retention Waveform
[11]
V
CC(min)
t
R
V
CC(min)
t
CDR
V
DR
> 2.0V
DATA RETENTION MODE
V
CC
CE
Notes
10.Full device AC operation requires linear V
ramp from V
to V
> 100
μ
s or stable at V
> 100
μ
s.
11. CE is the logical combination of CE
1
and CE
2
. When CE
1
is LOW and CE
2
is HIGH, CE is LOW; when CE
1
is HIGH or CE
2
is LOW, CE is HIGH.
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