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參數(shù)資料
| 型號： | TPS3306 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Dual Processor Supervisry Circuits With Power-Fall(帶電源故障比較器的雙監(jiān)控電路) |
| 中文描述： | 雙處理器Supervisry電路的電源爾（帶電源故障比較器的雙監(jiān)控電路） |
| 文件頁數(shù)： | 8/12頁 |
| 文件大小： | 186K |
| 代理商： | TPS3306 |
TPS3306-15, TPS3306-18, TPS3306-20, TPS3306-25, TPS3306-33
DUAL PROCESSOR SUPERVISORY CIRCUITS WITH POWER-FAIL
SLVS290 – APRIL 2000
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements at V
DD
= 2.7 V to 6 V, R
L
= 1 M
, C
L
= 50 pF, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
VSENSEnH = VIT +0.2 V
VIL = 0.3
×
VDD
MIN
TYP
MAX
UNIT
μ
s
ns
tw
Pulse width
SENSEn
WDI
VSENSEnL = VIT –0.2 V,
VIH = 0.7
×
VDD,
6
100
switching characteristics at V
DD
= 2.7 V to 6 V, R
L
= 1 M
, C
L
= 50 pF, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
VI(SENSEn)
≥
VIT + 0.2 V,
See timing diagram
MIN
TYP
MAX
UNIT
tt(out)
Watchdog time out
0.5
0.8
1.2
s
td
Delay time
VI(SENSEn)
≥
VIT + 0.2 V,
See timing diagram
70
100
140
ms
tPHL
Propagation (delay) time,
high-to-low level output
SENSEn to RESET
VIH = VIT +0.2 V,
VIL = VIT –0.2 V
1
5
μ
s
tPHL
Propagation (delay) time,
high-to-low level output
PFI to PFO
0 5
0.5
1
μ
s
tPLH
Propagation (delay) time,
low-to-high level output
TYPICAL CHARACTERISTICS
Figure 2
1
0.999
0.997
0.995
–40
–15
TA – Free-Air Temperature –
°
C
10
35
N
1.002
1.003
NORMALIZED SENSE THRESHOLD VOLTAGE
vs
FREE-AIR TEMPERATURE AT V
DD
1.005
60
85
VDD = 6 V
1.004
1.001
0.998
0.996
°
Figure 3
4
2
0
–6
–0.5 0 0.5 1
2.5 3 3.5
–
I
8
6
14
12
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
18
16
4
5
6
7
10
–2
–4
–8
1.5 2
VDD – Supply Voltage – V
4.5
5.5
6.5
A
μ
SENSEn = VDD
TA = 25
°
C
TPS3306–33
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPS3306-15 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL PROCESSOR SUPERVISORY CIRCUITS WITH POWER-FAIL |
| TPS3306-15D | 功能描述:監(jiān)控電路 Dual-Processor with Power-Fail 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 |
| TPS3306-15D | 制造商:Texas Instruments 功能描述:IC's |
| TPS3306-15DG4 | 功能描述:監(jiān)控電路 Dual-Processor with Power-Fail 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 |
| TPS3306-15DGK | 功能描述:監(jiān)控電路 Dual-Processor with Power-Fail 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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