M48T08-150PC1 STMicroelectronics, M48T08-150PC1 Datasheet - Page 8

• Manufacturer Part Number: M48T08-150PC1
• Description: IC TIMEKPR NVRAM 64KBIT 5V 28-DI
• Manufacturer: STMicroelectronics
• Series: Timekeeper®r
• Type: Clock/Calendar/NVSRAMr

Specifications of M48T08-150PC1

• Memory Size: 64K (8K x 8)
• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 4.75 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 28-DIP Module (600 mil), 28-EDIP
• Function: Clock/Calendar/NV Timekeeping RAM/Battery Backup
• Rtc Memory Size: 8192 Byte
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.75 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Rtc Bus Interface: Parallel
• Capacitance, Input: 10 pF
• Capacitance, Output: 10 pF
• Current, Input, Leakage: ±1 μA
• Current, Operating: 80 mA
• Current, Output, Leakage: ±1
• Data Retention: 10 yrs.
• Density: 64K
• Memory Type: Non-Volatile SRAM
• Organization: 8K×8
• Package Type: PCDIP28
• Power Dissipation: 1 W
• Temperature, Operating: 0 to +70 °C
• Time, Access: 150 ns
• Time, Fall: ≤5 ns
• Time, Rise: ≤5 ns
• Voltage, Input, High: 5.05 to 5.8 V
• Voltage, Input, Low: 0.8 V
• Voltage, Output, High: 2.4 V
• Voltage, Output, Low: 0.4 V
• Voltage, Supply: 4.75 to 5.5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2829-5

DC and AC parameters
22/31
Table 10.
1. Valid for ambient operating temperature: T
2. V
3. V
Table 11.
1. All voltages referenced to V
2. Valid for ambient operating temperature: T
3. At 55°C, V
Symbol
Symbol
V
noted).
until 200 µs after V
noted).
using the SOH28 package.
V
t
t
t
t
t
FB
PFD
PFD
PFD
DR
t
t
t
PFX
PFH
SO
F
PD
t
RB
rec
(2)
R
(3)
(min) to V
(max) to V
Power-fail deselect voltage
Battery backup switchover voltage
Expected data retention time
CC
Power down/up AC characteristics
Power down/up trip points DC characteristics
E1 or W at V
V
V
V
V
E1 or W at V
INT low to auto deselect
V
= 0 V; t
PFD
PFD
PFD
SS
PFD
SS
PFD
to V
fall time of less than t
(min) to V
(max) to V
(min) to V
(max) to INT high
CC
(min) fall time of less than t
DR
PFD
passes V
= 8.5 years (typ) at 70°C. Requires use of M4T32-BR12SH SNAPHAT
IH
(min) V
IH
SS
Parameter
or E2 at V
or E2 at V
PFD
SS
.
PFD
PFD
Parameter
V
(max) V
CC
CC
(min) V
(min).
fall time
rise time
FB
(1)(2)
IL
IL
A
A
may cause corruption of RAM data.
before power-up
before power-down
CC
CC
= 0 to 70°C; V
= 0 to 70°C; V
(1)
M48T08
M48T18/T08Y
rise time
fall time
F
may result in deselection/write protection not occurring
CC
CC
= 4.75 to 5.5 V or 4.5 to 5.5 V (except where
= 4.75 to 5.5 V or 4.5 to 5.5 V (except where
10
Min
4.5
4.2
(3)
M48T08, M48T08Y, M48T18
Min
300
10
10
0
0
1
1
Typ
4.6
4.3
3.0
Max
120
40
4.75
Max
4.5
®
top when
Unit
Years
ms
Unit
µs
µs
µs
µs
µs
µs
µs
V
V
V