DS1646-120+ Maxim Integrated Products, DS1646-120+ Datasheet - Page 7

• Manufacturer Part Number: DS1646-120+
• Description: IC RAM TIMEKEEP NV 120NS 32-EDIP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/NVSRAMr

Specifications of DS1646-120+

• Memory Size: 1M (128K 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 Module (600 mil), 32-EDIP
• Function: Clock/Calendar/NV Timekeeping RAM
• Rtc Memory Size: 131072 Byte
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Rtc Bus Interface: Parallel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………..-0.3V to +6.0V
Storage Temperature Range
Lead Temperature (soldering, 10s) ……........................................................................................... +260°C
Soldering Temperature (reflow, PowerCap) ..................................................................................... +260°C
This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the
operation sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of
time may affect reliability.
OPERATING RANGE
RECOMMENDED DC OPERATING CONDITIONS
DC ELECTRICAL CHARACTERISTICS
PARAMETER
Supply Voltage
Logic 1 Voltage All Inputs
Logic 0 Voltage All Inputs
PARAMETER
Average V
TTL Standby Current (
CMOS Standby Current
(
Input Leakage Current (Any Input)
Output Leakage Current
Output Logic 1 Voltage
(I
Output Logic 0 Voltage
(I
Power-Fail Voltage
CE
OUT
OUT
Commercial
=V
= -1.0 mA)
= +2.1 mA)
RANGE
EDIP..........………………………………….........................................……………-40°C to +85°C
PowerCap......…………………………………....................................……………-55°C to +125°C
Note: EDIP is wave or hand soldered only.
CC
-0.2V)
CC
Power Supply Current
CE
0°C to +70°C, Noncondensing
=V
IH
TEMPERATURE
)
SYMBOL
SYMBOL
V
V
I
I
I
V
V
V
V
I
I
CC1
CC2
CC3
OL
IL
OH
CC
OL
PF
IH
IL
7 of 12
MIN
MIN
-0.3
4.5
2.2
2.4
4.0
-1
-1
TYP
TYP
4.25
5.0
5V ±10%
3
2
(Over the Operating Range)
(Over the Operating Range)
V
CC
V
MAX
MAX
CC
5.5
0.8
4.0
0.4
4.5
85
+1
+1
6
+0.3
UNITS
UNITS
mA
mA
mA
µA
µA
V
V
V
V
V
V
DS1646/DS1646P
NOTES
NOTES
2, 3
2, 3
2, 3
1