參數(shù)資料
型號: DS1706RESA+T&R
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 電源管理
英文描述: 3.3 and 5.0 Volt MicroMonitor
中文描述: 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
封裝: 0.150 INCH, ROHS COMPLIANT, SOIC-8
文件頁數(shù): 19/19頁
文件大小: 546K
代理商: DS1706RESA+T&R
DS1705/DS1706
9 of 11
AC ELECTRICAL CHARACTERISTICS
(-40
°C to +85°C; VCC=1.2V to 5.5V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS NOTES
PBRST
= VIL
tPB
150
ns
Reset Active Time
tRST
130
205
285
ms
ST
Pulse Width
tST
10
ns
6
VCC Detect to RST and RST
tRPD
5
8
ms
9
VCC Slew Rate
tF
20
ms
VCC Detect to RST and RST
tRPU
130
205
285
ms
7
VCC Slew Rate
tR
0
ns
PBRST
Stable Low to RST and RST
tPDLY
250
ns
Watchdog Timeout
tTD
1.0
1.6
2.2
s
8
VIN Detect to NMI
tIPD
5
8
ms
9
NOTES:
1. All voltages are referenced to ground.
2. PBRST is internally pulled up to VCC with an internal impedance of 40 k
W typical and the ST input is
internally pulled up to VCC with an internal impedance of 180 k
W typical.
3. VCC ≥ 2.4V.
4. VCC < 2.4V.
5. Measured with outputs open and all inputs at VCC or ground.
6. Must not exceed tTD minimum.
7. tR = 5
ms.
8. Minimum watchdog time-out tested at 2.7V for the 3.3V devices and 4.5V for the 5.0V devices.
9. Noise immunity
- pulses < 2 ms at VCCTP minimum will not cause a reset.
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