M40Z300MH1F STMICROELECTRONICS [STMicroelectronics], M40Z300MH1F Datasheet - Page 4

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M40Z300MH1F

Manufacturer Part Number
M40Z300MH1F
Description
5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
List of figures
List of figures
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Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
28-pin SOIC connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
M40Z300 16-pin SOIC connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
M40Z300W 16-pin SOIC connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Hardware hookup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Address-decode time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Supply voltage protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
AC testing load circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Power-down timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Power-up timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
SOH28 – 28-lead plastic small outline, 4-socket battery SNAPHAT, package outline . . . . 19
SH – 4-pin SNAPHAT housing for 48 mAh battery, package outline . . . . . . . . . . . . . . . . . 20
SH – 4-pin SNAPHAT housing for 120mAh battery, package outline. . . . . . . . . . . . . . . . . 21
SO16 – 16-lead plastic small outline, 150 mils body width, package outline . . . . . . . . . . . 22
Doc ID 5679 Rev 5
M40Z300, M40Z300W

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