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
List of figures
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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

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