M40Z111WMH6F STMICROELECTRONICS [STMicroelectronics], M40Z111WMH6F Datasheet - Page 4
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M40Z111WMH6F
Manufacturer Part Number
M40Z111WMH6F
Description
5V or 3V NVRAM supervisor for up to two LPSRAMs
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.M40Z111WMH6F.pdf
(21 pages)
List of figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
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Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
SOIC28 connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Hardware hookup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Power down timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Power up timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Supply voltage protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
AC testing load circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
SOH28 – 28-lead plastic small outline, 4-socket battery SNAPHAT, package outline . . . . 15
4-pin SNAPHAT housing for 48mAh battery, package outline . . . . . . . . . . . . . . . . . . . . . . 17
4-pin SNAPHAT housing for 120mAh battery, package outline . . . . . . . . . . . . . . . . . . . . . 18