M48T59 M48T59Y/M48T59V
64 Kbit (8Kb x8) TIMEKEEPER® SRAM
PRELIMINARY DATA
s
INTEGRATED ULTRA LOW POWER SRAM, REAL TIME CLOCK, POWER-FAIL CONTROL CIRCUIT and BATTERY FREQUENCY TEST OUTPUT for REAL TIME CLOCK SOFTWARE CALIBRATION AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION WRITE PROTECT
VOLTAGES (VPFD = Power-fail Deselect
Voltage): – M48T59: 4.
5V ≤ VPFD ≤ 4.
75V – M48T59Y: 4.
2V ≤ VPFD ≤ 4.
5V – M48T59V: 2.
7V ≤ VPFD ≤ 3.
0V
SNAPHAT (SH) Battery/Crytstal
s
s
s
28
28 1
1
SOH28 (MH)
PCDIP28 (PC) Battery/Crystal CAPHAT
s
SELF-CONTAINED BATTERY and CRYSTAL in the CAPHAT DIP PACKAGE PACKAGING INCLUDES a 28-LEAD SOIC and SNAPHAT® TOP (to be Ordered Separately) SOIC PACKAGE PROVID...