参数资料
型号: MAX6870ETJ+
厂商: Maxim Integrated Products
文件页数: 3/51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: 43
类型: 序列发生器
监视电压数目: 6
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: 8 种可选阀值组合
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(7x7)
包装: 管件
EEPROM-Programmable Hex/Quad
Power-Supply Sequencers/Supervisors with ADC
ELECTRICAL CHARACTERISTICS (continued)
(V IN1 = +6.5V to +13.2V, V IN2 = +10V, V IN3 to V IN6 = +2.7V to +5.5V, AUXIN_ = 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 and 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 to V IN6
160
100
230
140
320
μA
k ?
IN3 to 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 25)
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 (MAX6870), PO1/PO2
(MAX6871) Output Low (Note 3)
PO5 – PO8 (MAX6870), PO3/PO4/
PO5 (MAX6871) 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 Selected
PO1 – PO4 (MAX6870), PO1/PO2
(MAX6871) Turn-On Time, Charge
Pump Selected (Note 4)
PO1 – PO4 (MAX6870), PO1/PO2
(MAX6871) Turn-Off Time, Charge
Pump Selected
R PU
t ON
t OFF
V PO_ = 2V
C PO_ = 1500pF, V ABP = +3.3V,
V PO_ = +7.8V
C PO_ = 1500pF, V ABP = +3.3V,
V PO_ = +0.5V
6.6
0.5
10
1.5
30
15.0
3.0
k ?
ms
μs
PO1 – PO4 (MAX6870), PO1/PO2
(MAX6871) Output High,
V OHCP
With respect to V ABP , I PO_ < 100nA
5.5
V
Charge Pump Selected (Notes 3, 4)
With respect to V ABP , I PO_ < 1μA
4.0
5.0
6.0
Any one of V IN3 to V IN6 ≥ +2.7V, I SOURCE =
10mA, output pulled up to the same IN_
1.5
PO5 – PO8 (MAX6870), PO3/PO4/
PO5 (MAX6871) Output High,
Push-Pull Selected (Note 3)
V OH
Any one of V IN3 to 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 to V IN6 ≥ +4.5V, I SOURCE =
2mA, output pulled up to the same IN_
0.8 x
V IN_
_______________________________________________________________________________________
3
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