DS1218 Maxim, DS1218 Datasheet - Page 4

• Manufacturer Part Number: DS1218
• Description: The DS1218 Nonvolatile Controller Chip supplies circuitry required to render standard CMOS RAM nonvolatile
• Manufacturer: Maxim

DS1218
NOTES:
1. All voltages referenced to ground.
2. Measured with a load as shown in Figure 1.
3. Outputs open.
4. Drain from battery when V
< V
.
CC
BAT
5. Maximum amount of current which can be drawn through pin 1 of the controller.
6. t
max must be met to ensure data integrity on power loss.
CE
7.
can only sustain leakage current in the battery backup mode.
CEO
OUTPUT LOAD Figure 1
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