M48T35AV-70PH6E datasheet(1/25 Pages) STMICROELECTRONICS

Part #	M48T35AV-70PH6E

Description	5.0 or 3.3V, 256 Kbit (32 Kb x8) TIMEKEEPER짰 SRAM

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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April 2004

M48T35AY

M48T35AV

5.0 or 3.3V, 256 Kbit (32 Kb x8) TIMEKEEPER® SRAM

FEATURES SUMMARY

■

INTEGRATED, ULTRA LOW POWER SRAM,

REAL TIME CLOCK, POWER-FAIL

CONTROL CIRCUIT AND BATTERY

■

BYTEWIDE™ RAM-LIKE CLOCK ACCESS

■

BCD CODED YEAR, MONTH, DAY, DATE,

HOURS, MINUTES, AND SECONDS

■

BATTERY LOW FLAG (BOK)

■

FREQUENCY TEST OUTPUT FOR REAL

TIME CLOCK

■

AUTOMATIC POWER-FAIL CHIP

DESELECT AND WRITE PROTECTION

■

WRITE PROTECT VOLTAGES

(VPFD = Power-fail Deselect Voltage):

–

M48T35AY: VCC = 4.5 to 5.5V

4.2V

≤ VPFD ≤ 4.5V

–

M48T35AV: VCC = 3.0 to 3.6V

2.7V

≤ VPFD ≤ 3.0V

■

SELF-CONTAINED BATTERY AND

CRYSTAL IN THE CAPHAT™ DIP

PACKAGE

■

SOIC PACKAGE PROVIDES DIRECT

CONNECTION FOR A SNAPHAT®

HOUSING CONTAINING THE BATTERY

AND CRYSTAL

■

SNAPHAT® HOUSING (BATTERY AND

CRYSTAL) IS REPLACEABLE

■

PIN AND FUNCTION COMPATIBLE WITH

JEDEC STANDARD 32Kb x8 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)

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Similar Description - M48T35AV-70PH6E

Manufacturer	Part #	Datasheet	Description
STMicroelectronics	M48T37Y	521Kb / 30P	5.0 or 3.3 V, 256 Kbit (32 Kbit x 8) TIMEKEEPER짰 SRAM
	M48T35	497Kb / 26P	5 V, 256 Kbit (32 Kb x 8) TIMEKEEPER짰 SRAM
	M48T35Y	478Kb / 28P	5 V, 256 Kbit (32 Kb x 8) TIMEKEEPER짰 SRAM
	M48T35	478Kb / 28P	5 V, 256 Kbit (32 Kb x 8) TIMEKEEPER짰 SRAM June 2011 Rev 10
	M48T35AV	498Kb / 29P	3.3 V, 256 Kbit (32 Kbit x 8) TIMEKEEPER짰 SRAM June 2011 Rev 9
	M48T58Y	495Kb / 33P	5.0 V, 64 Kbit (8 Kb x 8) TIMEKEEPER짰 SRAM June 2011 Rev 8
	M48T58	495Kb / 33P	5.0 V, 64 Kbit (8 Kb x 8) TIMEKEEPER짰 SRAM June 2011 Rev 8
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	M48T58	517Kb / 33P	5.0 V, 64 Kbit (8 Kb x 8) TIMEKEEPER짰 SRAM
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M48T35AV-70PH6E Datasheet(PDF) 1 Page - STMicroelectronics

M48T35AV-70PH6E Datasheet(HTML) 1 Page - STMicroelectronics

Similar Part No. - M48T35AV-70PH6E

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