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參數(shù)資料
| 型號： | TPS3828-xx |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | PROCESSOR SUPERVISORY CIRCUITS |
| 中文描述： | 處理器監(jiān)控電路 |
| 文件頁數(shù)： | 5/14頁 |
| 文件大小： | 217K |
| 代理商： | TPS3828-XX |
SLVS165E
–
APRIL 1998
–
REVISED DECEMBER 2002
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VDD = VIT
–
+ 0.2 V
IOH =
–
20
μ
A
VDD = VIT
–
+ 0.2 V
IOH =
–
30
μ
A
VDD = VIT
–
+ 0.2 V
IOH =
–
120
μ
A
MIN
TYP
MAX
UNIT
TPS382x-25
0 8
0.8
×
VDD
RESET
TPS382x-30
TPS382x-33
V
TPS382x-50
VDD
–
1.5 V
VOH
High-level output voltage
TPS3824-25
TPS3825-25
VDD
≥
1.8 V, IOH =
–
100
μ
A
RESET
TPS3824-30
TPS3825-30
0 8
×
0.8
VDD
V
TPS3824-33
TPS3825-33
VDD
≥
1.8 V, IOH =
–
150
μ
A
TPS3824-50
TPS3825-50
TPS3824-25
TPS3825-25
VDD = VIT
–
+ 0.2 V
IOL = 1 mA
RESET
TPS3824-30
TPS3825-30
VDD = VIT
–
+ 0.2 V
IOL = 1.2 mA
0 4
0.4
V
TPS3824-33
TPS3825-33
VOL
Low-level output voltage
TPS3824-50
TPS3825-50
VDD = VIT
–
+ 0.2 V
IOL = 3 mA
VDD = VIT
–
–
0.2 V
IOL = 1 mA
TPS382x-25
RESET
TPS382x-30
–
VDD = VIT
–
0.2 V
IOL = 1.2 mA
VDD = VIT
–
–
0.2 V
IOL = 3 mA
VDD
≥
1.1 V, IOL = 20
μ
A
0 4
0.4
V
TPS382x-33
TPS382x-50
Power-up reset voltage (see Note 2)
0.4
V
TPS382x-25
2.21
2.25
2.30
TPS382x-30
TA = 0
C
–
85
°
°
C
2.59
2.63
2.69
V
TPS382x-33
2.88
2.93
3
VIT
–
Negative-going input threshold
Negative going in ut threshold
voltage (see Note 3)
TPS382x-50
4.49
4.55
4.64
TPS382x-25
2.20
2.25
2.30
TPS382x-30
TA =
–
C
–
85
40
°
°
C
2.57
2.63
2.69
V
TPS382x-33
2.86
2.93
3
TPS382x-50
4.46
4.55
4.64
TPS382x-25
Vhys
H steresis at V
Hysteresis at VDD input
inp t
TPS382x-30
30
mV
TPS382x-33
TPS382x-50
50
NOTES:
2. The lowest supply voltage at which RESET becomes active. tr, VDD
≥
15
μ
s/V
3. To ensure best stability of the threshold voltage, a bypass capacitor (ceramic, 0.1
μ
F) should be placed near the supply terminals.
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