参数资料
型号: MAX6873ETJ+T
厂商: Maxim Integrated Products
文件页数: 3/48页
文件大小: 0K
描述: IC SEQUENCE/SUPERVISOR 32TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 序列发生器
监视电压数目: 4
输出: 开路漏极,推挽式
复位: 高有效/低有效
复位超时: 可调节/可选择
电压 - 阀值: 5 种可调阀值电压
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 带卷 (TR)
EEPROM-Programmable, Hex/Quad,
Power-Supply Sequencers/Supervisors
ELECTRICAL CHARACTERISTICS (continued)
(V IN1 = +6.5V to +13.2V, V IN2 = +10V, V IN3 –V IN6 = +2.7V to +5.5V, GPI_ = GND, MARGIN = MR = DBP, T A = -40°C to +85°C, unless
otherwise noted. Typical values are at T A = +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
IN1 Input Leakage Current
IN2 Input Impedance
I LIN1
R IN2
For V IN1 < the highest of V IN3 –V IN6
160
100
230
140
320
μA
k ?
IN3–IN6 Input Impedance
R IN3 to
R IN6
V IN1 > 6.5V
70
100
145
k ?
Power-Up Delay
IN_ to PO_ Delay
t PU
t DPO
V ABP ≥ V UVLO
V IN_ falling or rising, 100mV overdrive
000
001
010
1.406
5.625
25
25
1.5625
6.25
3.5
1.719
6.875
ms
μs
μs
PO_ Timeout Period
t RP
Register contents
(Table 23)
011
100
22.5
45
25
50
27.5
55
ms
101
110
111
180
360
1440
200
400
1600
220
440
1760
PO1–PO4 (MAX6872), PO1–PO2
(MAX6873) Output Low (Note 3)
PO5–PO8 (MAX6872), PO3–PO5
(MAX6873) Output Low (Note 3)
V OL
V OL
V ABP ≥ +2.5V, I SINK = 500μA
V ABP ≥ +4.0V, I SINK = 2mA
V ABP ≥ +2.5V, I SINK = 1mA
V ABP ≥ +4.0V, I SINK = 4mA
0.3
0.4
0.3
0.4
V
V
PO1–PO8 Output Initial Pulldown
Current
PO1–PO8 Output Open-Drain
Leakage Current
I PD
I LKG
V ABP ≤ V UVLO , V PO_ = 0.8V
Output high impedance
-1
10
40
+1
μA
μA
PO1–PO8 Output Pullup
Resistance, Weak Pullup
R PU
V PO_ = 2V
6.6
10
15
k ?
Selected
PO1–PO4 (MAX6872), PO1–PO2
(MAX6873) Turn-On Time,
t ON
C PO_ = 1500pF, V ABP = +3.3V, V PO_ = +7.8V
0.5
1.5
3.0
ms
Charge Pump Selected (Note 4)
PO1–PO4 (MAX6872), PO1–PO2
(MAX6873) Turn-Off Time,
t OFF
C PO_ = 1500pF, V ABP = +3.3V, V PO_ = +0.5V
30
μs
Charge Pump Selected
PO1–PO4 (MAX6872), PO1–PO2
(MAX6873) Output High, Charge
V OHCP
With respect to V ABP , I PO_ < 100nA
5.5
V
Pump Selected (Notes 3, 4)
With respect to V ABP , I PO_ < 1μA
4.0
5.0
6.0
Any one of V IN3 –V IN6 ≥ +2.7V, I SOURCE =
10mA, output pulled up to the same IN_
1.5
PO5–PO8 (MAX6872), PO3–PO5
(MAX6873) Output High,
Push-Pull Selected (Note 3)
V OH
Any one of V IN3 –V IN6 ≥ +2.7V, I SOURCE =
1mA, output pulled up to the same IN_
0.8 x
V IN_
V
Any one of V IN3 –V IN6 ≥ +4.5V, I SOURCE =
2mA, output pulled up to the same IN_
0.8 x
V IN_
_______________________________________________________________________________________
3
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MAX6874ETJ+T 功能描述:监控电路 EEPROM-Prog Hex Power-Sup Sequencer RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel
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