M48T58-70PC1 datasheet(1/27 Pages) STMICROELECTRONICS

Part #	M48T58-70PC1

Description	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM

PDF	27 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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1 / 27 page

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May 2002

M48T58

M48T58Y

5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER® SRAM

FEATURES SUMMARY

s

INTEGRATED, ULTRA LOW POWER SRAM,

REAL TIME CLOCK, POWER-FAIL CONTROL

CIRCUIT and BATTERY

s

BYTEWIDE™ RAM-LIKE CLOCK ACCESS

s

BCD CODED YEAR, MONTH, DAY, DATE,

HOURS, MINUTES, and SECONDS

s

FREQUENCY TEST OUTPUT FOR REAL

TIME CLOCK

s

AUTOMATIC POWER-FAIL CHIP DESELECT

and WRITE PROTECTION

s

WRITE PROTECT VOLTAGES

(VPFD = Power-fail Deselect Voltage):

– M48T58: VCC = 4.75 to 5.5V

4.5V

≤ VPFD ≤ 4.75V

– M48T58Y: VCC = 4.5 to 5.5V

4.2V

≤ VPFD ≤ 4.5V

s

SELF-CONTAINED BATTERY and CRYSTAL

IN THE CAPHAT™ DIP PACKAGE

s

PACKAGING INCLUDES a 28-LEAD SOIC and

SNAPHAT® TOP (to be Ordered Separately)

s

SOIC PACKAGE PROVIDES DIRECT

CONNECTION FOR A SNAPHAT HOUSING

CONTAINING THE BATTERY and CRYSTAL

s

PIN and FUNCTION COMPATIBLE WITH

JEDEC STANDARD 8 Kb x 8 SRAMs

Figure 1. 28-pin PCDIP, CAPHAT™ Package

Figure 2. 28-pin SOIC Package

28

1

PCDIP28 (PC)

Battery/Crystal

CAPHAT

28

1

SNAPHAT (SH)

Battery/Crystal

SOH28 (MH)

Similar Part No. - M48T58-70PC1

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STMicroelectronics	M48T58-70PC1	135Kb / 17P	64 Kbit 8Kb x8 TIMEKEEPER SRAM Jul-1999
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	M48T58-70PC1F	259Kb / 31P	5.0V, 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM 30-Aug-2007

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Similar Description - M48T58-70PC1

Manufacturer	Part #	Datasheet	Description
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M48T58-70PC1 Datasheet(PDF) 1 Page - STMicroelectronics

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