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參數(shù)資料
| 型號： | 935271415518 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 電源管理 |
| 英文描述： | 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | 3.90 MM, PLASTIC, MS-012, SO-8 |
| 文件頁數(shù)： | 7/12頁 |
| 文件大?。?/td> | 116K |
| 代理商： | 935271415518 |
Philips Semiconductors
Product data
MAX708R/S/T
3 V microprocessor supervisor circuit with
power fail comparator and manual reset
2002 Feb 13
4
ELECTRICAL CHARACTERISTICS
Tamb = –40 °C to +85 °C; VCC = (VRST(max) + 0.7 V) to 5.5 V, unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
VCC
Operating voltage range
1.2
–
5.5
V
ISUP
Supply current
VCC < 3.6 V
–
50
300
A
VCC < 5.5 V
–
65
500
A
VRST
Reset threshold (Note 1)
MAX708R
2.55
2.63
2.70
V
MAX708S
2.85
2.93
3.00
V
MAX708T
3.00
3.08
3.15
V
Reset threshold hysteresis
–
20
–
mV
tRST
Reset delay time (Note 1)
MAX708R; VCC = 3.0 V
140
200
280
ms
MAX708S, MAX708T; VCC = 3.3 V
140
200
280
ms
MAX708R, MAX708S, MAX708T; VCC = 5.0 V
–
200
–
ms
VOH
HIGH-level output voltage
RESET
VRST(max) < VCC < 3.6V;
ISOURCE = 500 A
VCC × 0.8
–
V
4.5 V < VCC < 5.5 V;
ISOURCE = 800 A
VCC – 1.5
–
V
RESET
VRST(max) < VCC < 3.6V;
ISOURCE = 500 A
VCC × 0.8
–
V
4.5 V < VCC < 5.5 V;
ISOURCE = 800 A
VCC – 1.5
–
V
PFO
VRST(max) < VCC < 3.6V;
ISOURCE = 500 A
VCC × 0.8
–
V
4.5 V < VCC < 5.5 V;
ISOURCE = 800 A
VCC – 1.5
–
V
VOL
LOW-level output voltage
RESET
VRST(max) < VCC < 3.6 V;
ISINK = 1.2 mA
–
0.3
V
4.5 V < VCC < 5.5 V;
ISINK = 3.2 mA
–
0.4
V
VCC = 1.2 V; ISINK = 100 A
–
0.3
V
RESET
VRST(max) < VCC < 3.6 V;
ISINK = 500 A
–
0.3
V
4.5 V < VCC < 5.5 V;
ISINK = 1.2 mA
–
0.4
V
PFO
VRST(max) < VCC < 3.6 V;
ISINK = 1.2 mA
–
0.3
V
4.5 V < VCC < 5.5 V;
ISINK = 3.2 mA
–
0.4
V
MR pull-up current
VRST(max) < VCC < 3.6 V; MR = 0 V
25
70
250
A
4.5 V < VCC < 5.5 V; MR = 0 V
100
250
600
A
tMR
MR pulse width
VRST(max) < VCC < 3.6 V
500
–
ns
4.5 V < VCC < 5.5 V
150
–
ns
VIL
MR LOW-level input threshold
VRST(max) < VCC < 3.6 V
–
0.6
V
4.5 V < VCC < 5.5 V
–
0.8
V
VIH
MR HIGH-level input threshold
VRST(max) < VCC < 3.6 V
VCC × 0.7
–
V
4.5 V < VCC < 5.5 V
2.0
–
V
tMD
MR to reset out delay (Note 1)
VRST(max) < VCC < 3.6 V
–
750
ns
4.5 V < VCC < 5.5 V
–
250
ns
PFI input threshold
PFI falling; MAX708R: VCC = 3.0 V;
MAX708S/T: VCC = 3.3 V
1.2
1.25
1.3
V
PFI input current
–25
0.01
+25
nA
NOTE:
1. Applies to RESET and RESET.
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