CAT1162WI-42-G ON Semiconductor, CAT1162WI-42-G Datasheet - Page 6
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CAT1162WI-42-G
Manufacturer Part Number
CAT1162WI-42-G
Description
Supervisory Circuits CPU w/16K
Manufacturer
ON Semiconductor
Datasheet
1.CAT1162WI-45-G.pdf
(13 pages)
Specifications of CAT1162WI-42-G
Product Category
Supervisory Circuits
Rohs
yes
Number Of Voltages Monitored
1
Monitored Voltage
3 V, 3.3 V, 5 V
Undervoltage Threshold
4.25 V
Overvoltage Threshold
4.5 V
Output Type
Active High, Active Low, Open Drain
Manual Reset
Resettable
Watchdog
No Watchdog
Battery Backup Switching
No Backup
Power-up Reset Delay (typ)
270 ms
Supply Voltage - Max
6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SOIC-8 Wide
Chip Enable Signals
No
Maximum Power Dissipation
1000 mW
Minimum Operating Temperature
- 40 C
Power Fail Detection
No
Supply Current (typ)
3000 uA
Supply Voltage - Min
2.7 V
Hardware Data Protection
data protection features to provide a high degree of data
integrity.
The CAT1161/2 is designed with the following hardware
1. The CAT1161/2 features a WP pin. When the WP
2. The V
pin is tied high the entire memory array becomes
write protected (read only).
V
The V
EEPROM whenever V
CC
SCL
SDA
falls below the reset threshold value (V
CC
CC
SDA OUT
sense provides write protection when
lock out inhibits writes to the serial
SDA IN
SCL
SD
SCL
A
t SU:STA
CC
8TH BIT
BYTE n
falls below (power
START BIT
t F
t HD:STA
t LOW
ACK
Figure 3. Write Cycle Timing
Figure 4. Start/Stop Timing
t AA
Figure 2. Bus Timing
t HD:DAT
TH
t HIGH
http://onsemi.com
).
STOP
CONDITION
t LOW
6
Reset Threshold Voltage
voltage ranges. They are 4.50 ÷ 4.75 V, 4.25 ÷ 4.50 V,
3.00 ÷ 3.15 V, 2.85 ÷ 3.00 V and 2.55 ÷ 2.70 V.
t DH
The CAT1161/2 is offered with five reset threshold
t SU:DAT
t R
down) V
(power up) V
internal EEPROM is not recognized and an ACK
will not be sent on the SDA line when RESET or
RESET is active.
t WR
TH
or until V
STOP BIT
TH
START
CONDITION
. Any attempt to access the
t SU:STO
t BUF
CC
reaches the reset threshold
ADDRESS