DS1216B Maxim, DS1216B Datasheet - Page 10

• Manufacturer Part Number: DS1216B
• Description: The DS1216 SmartWatch RAM and SmartWatch ROM sockets are 600-mil-wide DIP sockets with a built-in CMOS watch function, an NV RAM controller circuit, and an embedded lithium energy source
• Manufacturer: Maxim

CAPACITANCE
(T
AC ELECTRICAL CHARACTERISTICS
(V
Input Capacitance
Output Capacitance
Expected Data Retention
Read Cycle Time
CE Access Time
OE Access Time
CE to Output Low-Z
OE to Output Low-Z
CE to Output High-Z
OE to Output High-Z
Address Setup Time (ROM)
Address Hold Time (ROM)
Read Recovery
Write Cycle Time
Write Pulse Width
Write Recovery
Data Setup Time
Data Hold Time
CE Pulse Width
RST Pulse Width
CE Propagation Delay
CE High to Power-Fail
A
CC
= +25°C)
= 4.5V to 5.5V, T
PARAMETER
PARAMETER
A
= 0°C to +70°C.)
SYMBOL
SYMBOL
C
t
t
t
t
C
t
t
t
t
t
t
t
t
t
t
t
ODO
t
t
t
t
COE
t
OEE
RST
WC
WR
CW
WP
OUT
DR
RC
CO
OE
OD
AH
RR
DH
AS
DS
PD
PF
IN
10 of 15
MIN
MIN
75
20
15
75
75
15
35
65
75
6
6
0
TYP
TYP
MAX
MAX
10
65
65
30
30
10
5
7
6
0
UNITS
UNITS
years
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
NOTES
14
11
12
10
10
9
7