M48T512Y-70PM1 STMicroelectronics, M48T512Y-70PM1 Datasheet - Page 12

• Manufacturer Part Number: M48T512Y-70PM1
• Description: IC TIMEKPR NVRAM 4MBIT 5V 32-DIP
• Manufacturer: STMicroelectronics
• Series: Timekeeper®r
• Type: Clock/Calendar/NVSRAMr

Specifications of M48T512Y-70PM1

• Memory Size: 4M (512K x 8)
• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 32-DIP (600 mil) Module
• Clock Format: BCD
• Clock Ic Type: Timekeeper
• Memory Configuration: 512K X 8
• Supply Voltage Range: 4.5V To 5.5V
• Digital Ic Case Style: DIP
• No. Of Pins: 32
• Operating Temperature Range: 0°C To +70°C
• Rohs Compliant: Yes
• Nvram Features: RTC, Internal Battery, XTAL
• Access Time: 70ns
• Memory Case Style: DIP
• Bus Type: Parallel
• User Ram: 512KB
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• Operating Temperature Classification: Commercial
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Pin Count: 32
• Mounting: Through Hole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-2856-5

M48T512Y, M48T512V
Table 12. Ordering Information Scheme
Example:
Device Type
M48T
Supply Voltage and Write Protect Voltage
512Y = V
512V = V
Speed
-70 = 70ns
-85 = 85 ns
Package
PM = PMDIP32
Temperature Range
1 = 0 to 70 °C
For a list of available options (Speed, Package, etc...) or for further information on any aspect of this de-
vice, please contact the ST Sales Office nearest to you.
Table 13. Revision History
12/14
June 1998
12/03/99
Date
CC
CC
= 4.5V to 5.5V; V
= 3.0V to 3.6V; V
First Issue
M48T512Y: V
Figure 3 changed
t
t
FB
RB
changed (Figure 5, Table 8)
changed (Figure 5, Table 8)
PFD
PFD
= 4.2V to 4.5V
= 2.7V to 3.0V
PFD
(Min) changed
M48T512Y
Revision Details
-70 PM 1