DS1643-100+ Dallas Semiconductor, DS1643-100+ Datasheet - Page 8

• Manufacturer Part Number: DS1643-100+
• Description: Clock, Real Time; DIP; 28 Pins; 5 V (Typ.); 5.3 V (Max.); 0.8 V (Max.); 32.768
• Manufacturer: Dallas Semiconductor

Specifications of DS1643-100+

• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

AC CHARACTERISTICS—READ CYCLE
(V
Read Cycle Time
Address Access Time
CE2 Access Time
Output Hold from Address
READ CYCLE TIMING DIAGRAM
CE
CE
CE
OE
OE
OE
CC
and CE2 to DQ Low-Z
Access Time
and CE2 Data Off Time
to DQ Low-Z
Access Time
Data Off Time
= 5.0V ±10%, T
PARAMETER
A
= 0°C to +70°C.)
SYMBOL
t
t
t
t
t
t
t
CE2A
t
t
t
CEA
OEA
CEL
CEZ
OEL
OEZ
AA
OH
RC
8 of 16
MIN
70
5
5
5
ACCESS
70ns
MAX
70
70
80
25
35
25
MIN
100
ACCESS
5
5
5
100ns
MAX
100
100
105
35
55
35
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
4
4
4
4
4
4
4
4
4
4