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參數(shù)資料
| 型號(hào)： | bq2202 |
| 廠商： | Benchmark Technology Group |
| 英文描述： | SRAM Nonvolatile Controller With Reset(靜態(tài)RAM非易失性控制器單元(帶復(fù)位）) |
| 中文描述： | 非易失控制器的SRAM（靜態(tài)RAM的非易失性控制器單元（帶復(fù)位）帶復(fù)位） |
| 文件頁(yè)數(shù)： | 5/10頁(yè) |
| 文件大?。?/td> | 83K |
| 代理商： | BQ2202 |
5
DC Electrical Characteristics
(TA= TOPR, VCC= 5V
±
10%)
Symbol
Parameter
Minimum
Typical
Maximum
Unit
Conditions/Notes
I
LI
Input leakage current
-
-
±
1
μ
A
V
IN
= V
SS
to V
CC
V
OH
Output high voltage
2.4
-
-
V
I
OH
= -2.0mA
V
OHB
V
OH
, backup supply
V
BC
- 0.3
-
-
V
V
BC
> V
CC
, I
OH
= -10
μ
A
V
OL
Output low voltage
-
-
0.4
V
I
OL
= 4.0mA
I
CC
Operating supply current
-
3
6
mA
No load on V
OUT
, CE
CON1
,
and CE
CON2
V
PFD
Power-fail detect voltage
4.55
4.62
4.75
V
THS = V
SS
4.30
4.37
4.50
V
THS = V
CC
V
SO
Supply switch-over voltage
-
V
BC
-
V
I
CCDR
Data-retention mode
current
-
-
100
nA
No load on V
OUT
, CE
CON1
,
and CE
CON2
V
OUT1
V
OUT
voltage
V
CC
- 0.2
-
-
V
V
CC
> V
BC
, I
OUT
= 100mA
V
CC
- 0.3
-
-
V
V
CC
> V
BC
, I
OUT
= 160mA
V
OUT2
V
OUT
voltage
V
BC
- 0.2
-
-
V
V
CC
< V
BC
, I
OUT
= 100
μ
A
V
BC
Active backup cell voltage
-
V
BCS
-
V
V
BCS
> 2.5V
-
V
BCP
-
V
V
BCS
< 2.5V
R
BCS
BC
S
charge output internal
resistance
500
1000
1750
V
BCSO
≥
3.0V
V
BCSO
BC
S
chargeoutput voltage
3.0
3.3
3.6
V
V
CC
> V
PFD
, RST inactive,
full charge or no load
I
OUT1
V
OUT
current
-
-
160
mA
V
OUT
≥
V
CC
- 0.3V
I
OUT2
V
OUT
current
-
100
-
μ
A
V
OUT
≥
V
BC
- 0.2V
Note:
Typical values indicate operation at T
A
= 25°C, V
CC
= 5V or V
BC
.
Capacitance
(TA= 25°C, F = 1MHz, VCC= 5.0V)
Symbol
Parameter
Minimum
Typical
Maximum
Unit
Conditions
C
IN
Input capacitance
-
-
8
pF
Input voltage = 0V
C
OUT
Output capacitance
-
-
10
pF
Output voltage = 0V
Note:
This parameter is sampled and not 100% tested.
Sept. 1997 D
bq2202
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