DS1643-100+ Dallas Semiconductor, DS1643-100+ Datasheet - Page 11

• 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

POWER-UP/DOWN AC CHARACTERISTICS
(V
Power-down
V
V
V
Power-Up Recover Time
Expected Data Retention Time
(Oscillator On)
POWER-UP/POWER-DOWN TIMING
CAPACITANCE
(T
Capacitance on All Pins
Capacitance on All Output Pins
CE
CC
CC
CC
A
CC
or
= +25°C)
Fall Time: V
Fall Time: V
Rise Time: V
= 5.0V ±10%, T
WE
at V
PARAMETER
PARAMETER
IH
PF(MAX)
PF(MIN)
, CE2 at V
PF(MIN)
to V
to V
to V
A
IL
= 0°C to +70°C.)
BAT
PF(MAX)
PF(MIN)
, Before
SYMBOL
SYMBOL
t
C
t
t
C
t
REC
t
t
DR
PD
FB
R
F
11 of 16
IN
O
MIN
MIN
300
10
10
0
0
TYP
TYP
MAX
MAX
35
10
7
UNITS
UNITS
years
ms
pF
pF
ms
ms
ms
ms
NOTES
NOTES
5, 6