MAX690_C_ _/MAX704_C_ _/MAX80_ _C_ _ .......0°C to +70°C
MAX690_E_ _/MAX704_E_ _/MAX80_ _E_ _.... -40°C to +85°C
MAX690_M_ _/MAX704_M_ _/MAX80_ _M_ _... -55°C to +125°C
Storage Temperature Range ............................ -65°C to +160°C
Lead Temperature (soldering, 10s) ................................. +300°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these
or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect
device reliability.
Electrical Characteristics
(V
CC
= 3.17V to 5.5V for the MAX690T/MAX704T/MAX80_T, V
CC
= 3.02V to 5.5V for the MAX690S/MAX704S/MAX80_S, V
CC
= 2.72V to
5.5V for the MAX690R/MAX704R/MAX80_R; VBATT = 3.6V; T
A
= T
MIN
to T
MAX
; unless otherwise noted. Typical values are at T
A
= +25°C.)
PARAMETER
Operating Voltage Range,
V
CC
, VBATT (Note 1)
SYMBOL
CONDITIONS
MAX690_C, MAX704_C, MAX80_ _C
MAX690_E/M, MAX704_E/M, MAX80_ _E/M
MAX690_C/E, MAX704_C/E,
MAX80_ _C/E, V
CC
< 3.6V
V
CC
Supply Current
(excluding I
OUT
)
MR
= V
CC
I
SUPPLY
(MAX704_/
MAX806_)
MAX690_C/E, MAX704_C/E,
MAX80_ _C/E, V
CC
< 5.5V
MAX690_M, MAX704_M,
MAX80_ _M, V
CC
< 3.6V
MAX690_M, MAX704_M,
MAX80_ _M, V
CC
< 5.5V
V
CC
Supply Current in Battery-
Backup Mode(excluding I
OUT
)
VBATT Supply Current, Any
Mode (excluding I
OUT
) (Note 2)
Battery Leakage Current
(Note 3)
MR
= V
CC
(MAX704_/
MAX806_)
V
CC
= 2.0V, VBATT = 2.3V
MIN
1.0
1.1
40
50
40
50
25
0.4
0.4
0.01
0.01
V
CC
-0.3
V
CC
-0.3
V
CC
-0.035
V
CC
-0.35
V
CC
-0.015
V
CC
-0.15
V
CC
-0.015
V
CC
-0.15
V
TYP
MAX
5.5
5.5
50
65
µA
55
70
50
1
10
0.5
5
µA
UNITS
V
MAX690_C/E, MAX704_C/E, MAX80_ _C/E
MAX690_M, MAX704_M, MAX80_ _M
MAX690_C/E, MAX704_C/E, MAX80_ _C/E
MAX690_M, MAX704_M, MAX80_ _M
MAX690_C/E, MAX704_C/E, MAX80_ _C/E,
I
OUT
= 5mA (Note 4)
MAX690_C/E, MAX704_C/E, MAX80_ _C/E
I
OUT
= 50mA
µA
µA
V
OUT
Output Voltage
MAX690_M, MAX704_M, MAX80_ _M
I
OUT
= 5mA (Note 4)
MAX690_M, MAX704_M, MAX80_ _M
I
OUT
= 50mA
I
OUT
= 250µA, V
CC
> 2.5V (Note 4)
V
CC
V
CC
-0.0015 -0.0006
www.maximintegrated.com
Maxim Integrated
│
2
MAX690T/S/R, MAX704T/S/R,
MAX802T/S/R, MAX804−MAX806T/S/R
Electrical Characteristics (continued)
3.0V/3.3V Microprocessor
Supervisory Circuits
(V
CC
= 3.17V to 5.5V for the MAX690T/MAX704T/MAX80_T, V
CC
= 3.02V to 5.5V for the MAX690S/MAX704S/MAX80_S, V
CC
= 2.72V to
5.5V for the MAX690R/MAX704R/MAX80_R; VBATT = 3.6V; T
A
= T
MIN
to T
MAX
; unless otherwise noted. Typical values are at T
A
= +25°C.)
PARAMETER
V
OUT
in Battery-Backup
Mode
Battery Switch Threshold,
V
CC
Falling
Battery Switch Threshold,
V
CC
Rising (Note 7)
SYMBOL
CONDITIONS
I
OUT
= 250µA, VBATT = 2.3V
I
OUT
= 1mA, VBATT = 2.3V
VBATT - V
CC
, V
SW
> V
CC
> 1.75V (Note 5)
V
SW
VBATT > V
CC
(Note 6)
This value is identical to the reset threshold,
V
CC
rising
MAX690T/704T/805T
MAX802T/804T/806T
MAX690S/704S/805S
Reset Threshold (Note 8)
V
RST
MAX802S/804S/806S
MAX690R/704R/805R
MAX802R/804R/806S
Reset Timeout Period
PFO
,
RESET
Output Voltage
PFO
,
RESET
Output Short to
GND Current (Note 4)
PFO, RESET,
RESET
Output Voltage
t
WP
V
OH
I
OS
V
OL
V
CC
< 3.6V
I
SOURCE
= 50µA
V
CC
= 3.3V, V
OH
= 0V
I
SINK
= 1.2mA;
MAX690_/704_/802_/806_, V
CC
= V
RST
min;
MAX804_/805_, V
CC
= V
RST
max
VBATT = 0V, V
CC
= 1.0V, I
SINK
= 40µA,
MAX690_C, MAX704_C, MAX80_ _C
VBATT = 0V, V
CC
= 1.2V, I
SINK
= 200µA,
MAX690_E/M, MAX704_E/M, MAX80_ _E/M
VBATT = 0V,
V
CC
= V
RST
min;
V
RESET
= 0V, V
CC
MAX804_C,
MAX805_C
MAX804_E/M,
MAX805_E/M
-1
-10
V
CC
falling
V
CC
rising
V
CC
falling
V
CC
rising
V
CC
falling
V
CC
rising
V
CC
falling
V
CC
rising
V
CC
falling
V
CC
rising
V
CC
falling
V
CC
rising
3.00
3.00
3.00
3.00
2.85
2.85
2.88
2.88
2.55
2.55
2.59
2.59
140
V
CC
-
0.3
3.075
3.085
3.075
3.085
2.925
2.935
2.925
2.935
2.625
2.635
2.625
2.635
200
V
CC
-
0.05
180
0.06
0.13
0.17
500
0.3
0.3
V
0.3
+1
µA
+10
3.15
3.17
3.12
3.14
3.00
3.02
3.00
3.02
2.70
2.72
2.70
2.72
280
ms
V
µV
V
V
65
2.30
MIN
VBATT
- 0.1
TYP
VBATT
- 0.034
VBATT
-0.14
25
2.40
2.50
MAX
UNITS
V
mV
V
V
PFO, RESET
Output Voltage
V
OL
RESET Output Leakage
Current (Note 9)
www.maximintegrated.com
Maxim Integrated
│
3
MAX690T/S/R, MAX704T/S/R,
MAX802T/S/R, MAX804−MAX806T/S/R
Electrical Characteristics (continued)
3.0V/3.3V Microprocessor
Supervisory Circuits
(V
CC
= 3.17V to 5.5V for the MAX690T/MAX704T/MAX80_T, V
CC
= 3.02V to 5.5V for the MAX690S/MAX704S/MAX80_S, V
CC
= 2.72V to
5.5V for the MAX690R/MAX704R/MAX80_R; VBATT = 3.6V; T
EtherCAT(Ethernet for Control Automation Technology)是一种基于以太网的开发构架的实时工业现场总线通讯协议,EtherCAT是最快的工业以太网技术之一,同时它提供纳秒级精确同步。相对于设置了相同循环时间的其他总线系统,EtherCAT系统结构通常能减少25%-30%的CPU负载,EtherCAT的出现为系统的实时性能和拓扑的灵活性树立了新的标准。...[详细]
主题:自备终端(BYOD)发展趋势;用员工自己的移动设备来控制对工作设施及设备的使用,会对信息安全产生怎样的影响;在不使公司有安全风险或不损害员工隐私的前提下,有哪些方式能安全地实现这样的设施及设备使用。 自备终端(Bring Your Own Device,简称BYOD),即企业允许员工离职时保留自己的手机,这种做法正日益流行。如今智能手机功能也越来越多,我们不仅能用自己的手机访问电脑、网...[详细]