X40626V14-2.7A Intersil, X40626V14-2.7A Datasheet - Page 14

• Manufacturer Part Number: X40626V14-2.7A
• Description: IC SUPERVISOR CPU DUAL 14-TSSOP
• Manufacturer: Intersil
• Type: Multi-Voltage Supervisorr

Specifications of X40626V14-2.7A

• Number Of Voltages Monitored: 2
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: 100 ms Minimum
• Voltage - Threshold: 2.23V, 2.93V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 15. X40626 Addressing
Operational Notes
The device powers-up in the following state:
– The device is in the low power standby state.
– The WEL bit is set to ‘0’. In this state it is not possi-
– SDA pin is in the input mode.
– RESET Signal is active for t
Data Protection
The following circuitry has been included to prevent
inadvertent writes:
– The WEL bit must be set to allow write operations.
– The proper clock count and bit sequence is required
– A three step sequence is required before writing into
– The WP pin, when held HIGH, and WPEN bit at logic
ble to write to the device.
prior to the stop bit in order to start a nonvolatile
write cycle.
the Control Register to change Watchdog Timer or
Block Lock settings.
HIGH will prevent all writes to the Control Register.
14
A15
D7
A7
1
PURST
Device Identifier
A14
D6
A6
0
.
A13
A5
D5
1
Low Order Word Address
Word Address Byte 1
Word Address Byte 0
Slave Address Byte
A12
D4
A4
Data Byte
0
High Order Word Address
X40626
A11
D3
A3
0
Device Select
A10
A2
S1
D2
– Communication to the device is inhibited while
– Block Lock bits can protect sections of the memory
Symbol Table
RESET is active and any in-progress communica-
tion is terminated.
array from write operations.
WAVEFORM
S0
A9
A1
D1
R/W
A8
A0
D0
INPUTS
Must be
steady
May change
from LOW
to HIGH
May change
from HIGH
to LOW
Don’t Care:
Changes
Allowed
N/A
OUTPUTS
Will be
steady
Will change
from LOW
to HIGH
Will change
from HIGH
to LOW
Changing:
State Not
Known
Center Line
is High
Impedance
March 28, 2005
FN8119.0