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參數(shù)資料
| 型號： | TPS3620-33DGK |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | BACKUP-BATTERY SUPERVISORS FOR RAM RETENTION |
| 中文描述： | 備用電池RAM保持監(jiān)督員 |
| 文件頁數(shù)： | 4/14頁 |
| 文件大?。?/td> | 309K |
| 代理商： | TPS3620-33DGK |
www.ti.com
TIMING REQUIREMENTS
at R
L
= 1 M
, C
L
= 50 pF, T
A
= -40
°
C to 85
°
C
SWITCHING CHARACTERISTICS
at R
L
= 1 M
, C
L
= 50 pF, T
A
= -40
°
C to 85
°
C
TPS3619-33, TPS3619-50
TPS3620-33, TPS3620-50
SLVS387E–APRIL 2001–REVISED SEPTEMBER 2004
ELECTRICAL CHARACTERISTICS (continued)
over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
1.65 V < V
IT
< 2.5 V
2.5 V < V
IT
< 3.5 V
3.5 V < V
IT
< 5.5 V
MIN
TYP
MAX
UNIT
20
40
60
12
V
IT
V
hys
Hysteresis
mV
PFI
VBSW (see
(3)
)
V
DD
= 1.8 V
55
I
IH
I
IL
I
I
High-level input current
Low-level input current
Input current
MR = 0.7 x V
DD
MR = 0 V
-33
-110
-25
-76
-255
25
-0.3
-1.1
-2.4
40
40
0.1
0.5
MR
V
DD
= 5 V
μA
PFI
nA
V
DD
= 1.8 V
V
DD
= 3.3 V
V
DD
= 5 V
I
OS
Short-circuit current
PFO
PFO = 0 V
mA
V
OUT
= V
DD
V
OUT
= V
BAT
V
OUT
= V
DD
V
OUT
= V
BAT
V
I
= 0 V to 5 V
I
DD
V
DD
supply current
μA
-0.1
I
(BAT)
V
BAT
supply current
μA
C
i
Input capacitance
5
pF
(3)
For V
DD
< 1.6 V, V
OUT
switches to V
BAT
regardless of V
BAT
.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
μs
ns
at V
DD
at MR
V
IH
= V
IT
+ 0.2 V, V
IL
= V
IT
- 0.2 V
V
DD
= V
IT
+ 0.2 V, V
IL
= 0.3 x V
DD
, V
IH
= 0.7 x V
DD
6
t
w
Pulse width
100
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
≥
V
+ 0.2 V, MR
≥
0.7 x V
DD
See timing diagram
V
IL
= V
IT
- 0.2 V, V
IH
= V
IT
+ 0.2 V
V
IL
= V
PFI
- 0.2 V, V
IH
= V
PFI
+ 0.2 V
V
DD
≥
V
+ 0.2 V, V
IL
= 0.3 x V
DD
,
V
IH
= 0.7 x V
DD
t
d
Delay time
60
100
140
ms
V
DD
to RESET
PFI to PFO delay
2
3
5
5
1
Propagation (delay) time,
high-to-low level output
t
PHL
μs
0.1
MR to RESET
4
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPS3620-33DGKR | 功能描述:監(jiān)控電路 3.3-V Battery-Backup for RAM Retention RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
| TPS3620-33DGKRG4 | 功能描述:監(jiān)控電路 3.3-V Battery-Backup for RAM Retention RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
| TPS3620-33DGKT | 功能描述:監(jiān)控電路 3.3-V Battery-Backup for RAM Retention RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
| TPS3620-33DGKTG4 | 功能描述:監(jiān)控電路 3.3-V Battery-Backup for RAM Retention RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
| TPS3620-33MDGKREP | 功能描述:監(jiān)控電路 Mil Enhance Backup- Battery Sups RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
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