M48T129V-85PM1 STMicroelectronics, M48T129V-85PM1 Datasheet - Page 15

• Manufacturer Part Number: M48T129V-85PM1
• Description: IC TIMEKPR NVRAM 1MBIT 3V 32-DIP
• Manufacturer: STMicroelectronics
• Series: Timekeeper®r
• Type: Clock/Calendar/NVSRAMr

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

M48T129V, M48T129Y
Figure 8.
Figure 9.
NORMAL
POSITIVE
CALIBRATION
NEGATIVE
CALIBRATION
Frequency (ppm)
–100
–120
–140
–160
–20
–40
–60
–80
20
0
–40
Crystal accuracy across temperature
Calibration waveform
–30
–20
–10
Doc ID 5710 Rev 4
0
10
Temperature °C
ΔF = -0.038
F
20
T
30
0
ppm
= 25 °C
C
2
(T - T
40
0
)
2
50
± 10%
60
Clock operations
70
80
AI00594B
AI00999
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