DS1743-100 Maxim Integrated Products, DS1743-100 Datasheet - Page 13

• Manufacturer Part Number: DS1743-100
• Description: Real Time Clock
• Manufacturer: Maxim Integrated Products

Specifications of DS1743-100

• Function: Clock, Calendar, NV Timekeeping RAM
• Rtc Memory Size: 8192 B
• 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
• Package / Case: eDIP
• Time Format: HH:MM:SS
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

POWER-UP/DOWN CHARACTERISTICS—5V
(V
POWER-UP/DOWN TIMING (5V DEVICE)
CE or WE at V
Power-Down
V
V
V
Power-Up Recover Time
Expected Data-Retention Time
(Oscillator On)
CC
CC
CC
CC
= 5.0V 10%, T
Fall Time: V
Fall Time: V
Rise Time: V
PARAMETER
IH
, CE2 at V
PF(MAX)
PF(MIN)
PF(MIN)
A
= Over the Operating Range.)
to V
to V
to V
IL
SO
PF(MAX)
, Before
PF(MIN)
SYMBOL
t
t
t
t
REC
t
t
DR
PD
FB
R
F
DS1743/DS1743P Y2K-Compliant, Nonvolatile Timekeeping RAMs
13 of 16
MIN
300
10
10
0
0
TYP
MAX
35
UNITS
years
ms
s
s
s
s
NOTES
6, 7