DS1314 Maxim Integrated Products, DS1314 Datasheet - Page 10
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DS1314
Manufacturer Part Number
DS1314
Description
IC CTRLR NV W/BATT MON 3V 8-DIP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1312S-2.pdf
(11 pages)
Specifications of DS1314
Controller Type
Nonvolatile RAM
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
8-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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NOTES:
1. All voltages referenced to ground.
2. Measured with outputs open circuited.
3. I
4. I
5. All inputs within 0.3V of ground or V
6. I
7. Measured with a load as shown in Figure 2.
8. Chip Enable Output
9.
10.
11. t
12. In battery-backup mode, inputs must never be below ground or above V
13. The DS1312 is recognized by Underwriters Laboratory (U.L.
DC TEST CONDITIONS
Outputs Open
All voltages are referenced to ground
OUTPUT LOAD Figure 2
V
V
battery backup mode.
should be connected to these pins for proper operation. Both
CEO
BW
CE
CCO1
CCO1
CCO2
CCI
CCI
maximum must be met to ensure data integrity on power-down.
and
-0.2V.
-0.3V.
will be held high for a time equal to t
is the maximum average load which the DS1312 can supply to attached memories at V
is the maximum average load which the DS1312 can supply to attached memories at V
is the maximum average load current which the DS1312 can supply to the memories in the
RST
are open-drain outputs and, as such, cannot source current. External pull-up resistors
CEO
can only sustain leakage current in the battery backup mode.
CCI
.
REC
10 of 11
after V
AC TEST CONDITIONS
Output Load: See below
Input Pulse Levels: 0 - 3.0V
Timing Measurement Reference Levels
Input pulse Rise and Fall Times: 5 ns
CCI
Input: 1.5V
Output: 1.5V
crosses V
®
BW
) under file E99151.
and
CCTP
RST
on power-up.
CCO
can sink 10 mA.
.
CCO
CCO
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