DS1254YB2-100 Maxim Integrated, DS1254YB2-100 Datasheet - Page 9

• Manufacturer Part Number: DS1254YB2-100
• Description: Real Time Clock 2M X 8 NV SRAM w/Phantom Clock
• Manufacturer: Maxim Integrated
• Series: DS1254r

Specifications of DS1254YB2-100

• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Package / Case: BGA
• Part # Aliases: 90-1254Y-B11

BATTERY WARNING TIMING
(V
AC TEST CONDITIONS
Output Load:
Input Pulse Levels:
Timing Measurement Reference Levels:
Input Pulse Rise and Fall Times: 5ns
Figure 4. Memory Read Cycle Timing (Note 9)
Battery Test Cycle
Battery Test Pulse Width
Battery Test to BW Active
V
CC
CC
= 3.3V 10%, T
Valid to BW Valid
Input: 1.5V
Output: 1.5V
PARAMETER
ADDRESS
DQ0–DQ7
A
= 0
100pF + 1 TTL Gate
0V to 3.0V
OE
CE

C to +70

C)
SYMBOL
t
t
COE
t
BTPW
t
t
BTC
BPU
BW
t
ACC
t
CO
9 of 17
t
COE
t
OE
t
RC
MIN
DATA VALID
OUTPUT
t
TYP
OD
24
t
OD
t
OH
MAX
1
1
1
seconds
seconds
seconds
UNITS
hour
DS1254
NOTES
3