DS1315 Maxim, DS1315 Datasheet - Page 12

• Manufacturer Part Number: DS1315
• Description: The DS1315 Phantom Time Chip is a combination of a CMOS timekeeper and a nonvolatile memory controller
• Manufacturer: Maxim

AC ELECTRICAL OPERATING CHARACTERISTICS—ROM/
(V
PARAMETER
Read Cycle Time
Read Recovery
Write Cycle
Write Pulse Width
Write Recovery
Data Setup
Data Hold Time
CEI
OE
CEI
OE
CEI
OE
CEI
OE
RST
CC
to Output Low-Z
to Output High-Z
Access Time
Pulse Width
= 3.3V ±10%, T
to Output Low-Z
to Output High-Z
Access Time
Pulse Width
Pulse Width
A
= Over the operating range.)
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
ODO
t
COE
OEE
RST
WC
WR
CW
OW
WP
CO
OD
DH
RC
OE
RR
DS
12 of 21
MIN
120
120
100
100
100
120
20
20
45
5
5
0
TYP
MAX
100
100
40
40
RAM
UNITS
= GND
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
4
5
5