DS1743P DALLAS [Dallas Semiconductor], DS1743P Datasheet - Page 9

• Manufacturer Part Number: DS1743P
• Description: Y2KC Nonvolatile Timekeeping RAM
• Manufacturer: DALLAS [Dallas Semiconductor]

WRITE CYCLE, AC CHARACTERISTICS
WRITE CYCLE, AC CHARACTERISTICS
PARAMETER
Write Cycle Time
Address Setup Time
CE2 Pulse Width
Data Setup Time
Data Hold time
Address Hold Time
Write Recovery Time
PARAMETER
Write Cycle Time
Address Setup Time
Data Setup Time
Data Hold Time
Address Hold Time
Write Recovery Time
WE
CE
WE
WE
CE
WE
Pulse Width
and CE2 Pulse Width
Pulse Width
Data Off Time
Pulse Width
Data Off Time
SYMBOL
SYMBOL
t
t
t
t
t
t
t
CE2W
WEW
WEW
t
t
t
t
CEW
t
t
CEW
t
t
t
t
WEZ
t
t
WEZ
WC
WR
WC
WR
DH
AH
DH
AH
AS
DS
AS
DS
(Over the Operating Range; V
(Over the Operating Range; V
9 of 17
120 ns access
MIN
MIN
70 ns access
120
100
110
70
50
60
65
30
80
10
0
0
5
5
0
0
0
MAX
MAX
85
25
40
100 ns access
150 ns access
MIN
MIN
100
150
130
140
70
75
40
90
10
0
0
5
5
0
0
0
MAX
MAX
35
50
CC
CC
UNITS
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
= 5.0V
= 3.3V
DS1743/DS1743P
NOTES
NOTES
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
10%)
10%)