M48T129V-85PM1 STMicroelectronics, M48T129V-85PM1 Datasheet - Page 4
M48T129V-85PM1
Manufacturer Part Number
M48T129V-85PM1
Description
IC TIMEKPR NVRAM 1MBIT 3V 32-DIP
Manufacturer
STMicroelectronics
Series
Timekeeper®r
Type
Clock/Calendar/NVSRAMr
Datasheet
1.M48T129Y-70PM1.pdf
(28 pages)
Specifications of M48T129V-85PM1
Memory Size
1M (128K x 8)
Time Format
HH:MM:SS (24 hr)
Date Format
YY-MM-DD-dd
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
32-DIP (600 mil) Module
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-2835-5
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M48T129V-85PM1
Manufacturer:
ST
Quantity:
450
Company:
Part Number:
M48T129V-85PM1
Manufacturer:
AVAGO
Quantity:
1 137
List of figures
List of figures
Figure 1.
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Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
32-pin module connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Chip enable or output enable controlled, READ mode AC waveforms. . . . . . . . . . . . . . . . . 8
Address controlled, READ mode AC waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
WRITE enable controlled, WRITE AC waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Chip enable controlled, WRITE AC waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Crystal accuracy across temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Calibration waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Alarm interrupt reset waveform. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Backup mode alarm waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Supply voltage protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
AC testing load circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Power down/up mode AC waveforms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
PMDIP32 – 32-pin plastic DIP module, package outline . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Recycling symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Doc ID 5710 Rev 4
M48T129V, M48T129Y