参数资料
型号: MAX6876ETX+
厂商: Maxim Integrated Products
文件页数: 5/39页
文件大小: 0K
描述: IC TRACKER/SUPERVISOR MON 36TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
类型: 序列发生器
监视电压数目: 4
输出: 开路漏极或开路集电极
复位: 低有效
复位超时: 可调节/可选择
电压 - 阀值: 可调节/可选择
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 36-WFQFN 裸露焊盘
供应商设备封装: 36-TQFN 裸露焊盘(6x6)
包装: 管件
EEPROM-Programmable, Quad,
Power-Supply Tracker/Sequencer Circuit
ELECTRICAL CHARACTERISTICS (continued)
(V CC , IN1 – IN4 = +2.7V to +5.5V; ENABLE = MARGIN = MR = ABP = TRKEN; T A = -40 ° C to +85 ° C, unless otherwise specified.
Typical values are at T A = +25 ° C.) (Note 1)
PARAMETER
TRKEN Input Delay
TRKEN Reference Voltage Range
TRKEN Input Current
Reference Input Voltage Range
Reference Input Resistance
SYMBOL
t EN
V TRKEN
I TRKEN
V REFIN
R REFIN
CONDITIONS
TRKEN falling, 100mV overdrive
Input rising
Input falling
V TRKEN = 1.25V
V REFIN = 1.25V
MIN
1.245
1.225
-100
1.225
TYP
2
1.285
1.25
1.25
500
MAX
1.320
1.275
+100
1.275
UNITS
μs
V
nA
V
k ?
SERIAL INTERFACE LOGIC (SDA, SCL, A0, A1)
Logic-Input Low Voltage
Logic-Input High Voltage
Input Leakage Current
V IL
V IH
I ILKG
0.6 x
ABP
0.3 x
ABP
1
V
V
μA
Output-Voltage Low
Output Leakage Current
Input/Output Capacitance
V OL
I OLKG
C I/O
I SINK = 3mA
10
0.4
1
V
μA
pF
SERIAL INTERFACE TIMING (SDA, SCL)
Serial Clock Frequency
Clock Low Period
Clock High Period
Bus Free Time
START Setup Time
START Hold Time
STOP Setup Time
f SCL
t LOW
t HIGH
t BUF
t SU:STA
t HD:STA
t SU:STO
1.3
0.6
1.3
0.6
0.6
0.6
400
kHz
μs
μs
μs
μs
μs
μs
Clock Low to Valid Output
Data Out Hold Time
Data In Setup Time
Data In Hold Time
SCL/SDA Rise Time
SCL/SDA Fall Time
t AA
t DH
t SU:DAT
t HD:DAT
t R
t F
0.1
50
100
0
300
300
0.9
μs
ns
ns
ns
ns
ns
20 +
Transmit SDA Fall Time
t F
C BUS = 400pF
0.1 x
300
ns
C BUS
SCL/SDA Noise Suppression Time
Byte Write Cycle Time
t I
t WR
50
11
ns
ms
Note 1: Specifications guaranteed for the stated global conditions. 100% production tested at T A = +25 ° C and T A = +85 ° C.
Specifications at T A = -40 ° C are guaranteed by design.
Note 2: The internal supply voltage, measurable on ABP, is equal to the maximum of IN1 – IN4 and V CC supplies.
Note 3: Differential between each of the OUT_ and the SYNCH ramp voltage during power-up/down measured as V OUT_ - 2 x
V SYNCH .
Note 4: FAULT timeout starts to count at the beginning of each sequence of power-up/down and clears when the programmed
OUT_ voltages track successfully.
_______________________________________________________________________________________
5
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