M48T128Y
M48T128Y is 1-Mbit SRAM manufactured by STMicroelectronics.
Features
- Integrated, ultra low power SRAM, real-time clock, power-fail control circuit, battery, and crystal
)
- BCD coded year, month, day, date, hours, t(s minutes, and seconds c
- Automatic power-fail chip deselect and WRITE u protection rod
- WRITE protect voltage
VCC = 4.5 to 5.5 V; 4.1 V ≤ VPFD ≤ 4.5 V
P (VPFD = power-fail deselect voltage) te
- Conventional SRAM operation; unlimited le WRITE cycles so
- Software-controlled clock calibration for high b accuracy applications O
- 10 years of data retention and clock operation
- in the absence of power t(s)
- Self-contained battery and crystal in the DIP package uc
- Pin and function patible with JEDEC d standard 128 K x 8 SRAMs ro
- Ro HS pliant Obsolete P
- Lead-free second level interconnect
32 1
PMDIP32 module
September 2011
Doc ID 5746 Rev 7
This is information on a product still in production but not remended for new designs.
1/23
.st.
Contents
Contents
Description
- -
- -
- -
- -
- . . . . 5
Operation modes
- -
- -
- -
- - . . . . 7
2.1 READ mode
-...
