Datasheet Details
| Part number | M48T559Y |
|---|---|
| Manufacturer | STMicroelectronics |
| File Size | 147.43 KB |
| Description | 64 Kbit 8Kb x8 TIMEKEEPER SRAM with ADDRESS/DATA MULTIPLEXED |
| Datasheet | M48T559Y_STMicroelectronics.pdf |
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Overview: M48T559Y 64 Kbit (8Kb x8) TIMEKEEPER® SRAM with ADDRESS/DATA MULTIPLEXED s SOFTWARE and HARDWARE RESET for WATCHDOG TIMER REGISTER PATIBLE with M48T59 TIMEKEEPER SRAM ADDRESS/DATA MULTIPLEXED I/O PINS WATCHDOG TIMER - MONITORS OUT of CONTROL PROCESSOR or HUNG BUS ALARM with WAKE-UP in BATTERY MODE INTEGRATED ULTRA LOW POWER SRAM, REAL TIME CLOCK, POWER-FAIL CONTROL CIRCUIT and BATTERY FREQUENCY TEST OUTPUT for REAL TIME CLOCK AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION WRITE PROTECT VOLTAGE (VPFD = Power-fail Deselect Voltage): – M48T559Y: 4.2V ≤ VPFD ≤ 4.5V PACKAGING INCLUDES a 28-LEAD SOIC and SNAPHAT® TOP (to be Ordered Separately) SOIC PACKAGE PROVIDES DIRECT CONNECTION for a SNAPHAT TOP CONTAINS the BATTERY and CRYSTAL MICROPROCESSOR POWER-ON RESET (Valid even during battery back-up mode) PROGRAMMABLE ALARM OUTPUT ACTIVE in the BATTERY BACK-UP MODE AS0 AS1 W R RSTIN1 RSTIN2 E WDI 28 s SNAPHAT (SH) Battery/Crystal s s s s 1 s SOH28 (MH) s s Figure 1.
| Part number | M48T559Y |
|---|---|
| Manufacturer | STMicroelectronics |
| File Size | 147.43 KB |
| Description | 64 Kbit 8Kb x8 TIMEKEEPER SRAM with ADDRESS/DATA MULTIPLEXED |
| Datasheet | M48T559Y_STMicroelectronics.pdf |
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The M48T559Y TIMEKEEPER ® RAM is an 8K x 8 non-volatile static RAM and real time clock.
The monolithic chip is available in the SNAPHAT package to provide a highly integrated battery backedup memory and real time clock solution.
The 28 pin 330mil SOIC provides sockets with gold plated contacts at both ends for direct connection to a separate SNAPHAT housing containing the battery and crystal.
| Part Number | Description |
|---|---|
| M48T512V | 4 Mbit (512 Kbit x 8) TIMEKEEPER SRAM |
| M48T512Y | 4 Mbit (512 Kbit x 8) TIMEKEEPER SRAM |
| M48T513V | 3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM |
| M48T513Y | 3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM |
| M48T58 | 64 Kbit (8 Kb x 8) TIMEKEEPER SRAM |
| M48T59 | 64 Kbit 8Kb x8 TIMEKEEPER SRAM |
| M48T59Y | 64 Kbit 8Kb x8 TIMEKEEPER SRAM |
| M48T02 | 16Kbit (2 Kb x 8) TIMEKEEPER SRAM |
| M48T08 | 64 Kbit 8Kb x 8 TIMEKEEPER SRAM |
| M48T12 | 16Kbit (2 Kb x 8) TIMEKEEPER SRAM |