DS12887A Datasheet, PDF (9/19 Pages) Maxim Integrated Products – Real-Time Clock

DS5000(T)
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
–0.3V to +7.0V
0°C to 70°C
–40°C to +70°C
260°C for 10 seconds
* This is a stress rating only and functional operation of the device at these or any other conditions above those
indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods of time may affect reliability.
DC CHARACTERISTICS
PARAMETER
SYMBOL MIN
Input Low Voltage
Input High Voltage
Input High Voltage RST, XTAL1
Output Low Voltage @ I_OL=1.6 mA
(Ports 1, 2, 3)
V_IL
V_IH1
V_IH2
V_OL1
–0.3
2.0
3.5
Output Low Voltage @ I_OL=3.2 mA
(Ports 0, ALE, PSEN)
V_OL2
Output High Voltage @ I_OH=–80 µA
V_OH1
2.4
(Ports 1, 2, 3)
Output High Voltage @ I_OH=–400 µA
V_OH2
2.4
(Ports 0, ALE, PSEN)
Input Low Current V_IN = 0.45V (Ports
I_IL
1, 2, 3)
Transition Current; 1 to 0
V_IN = 2.0V (Ports 1, 2, 3)
Input Leakage Current
0.45 < V_IN < V_CC (Port 0)
RST, EA Pulldown Resistor
Stop Mode Current
Power–Fail Warning Voltage
Minimum Operating Voltage
Programming Supply Voltage
(Parallel Program Mode)
I_TL
I_L
R_RE
I_SM
V_PFW
V_CCmin
V_PP
40
4.15
4.05
12.5
Program Supply Current
I_PP
Operating Current DS5000–8K@8 MHz
I_CC
DS5000–32K @ 12 MHz
DS5000T–32–16 @ 16 MHz
Idle Mode Current @ 12 MHz
I_CC
(t_A = 0°C to70°C; V_CC = 5V + 5%)
TYP
MAX
UNITS NOTES
0.8
V
1
V_CC +0.3
V
1
V_CC +0.3
V
1
0.15
0.45
V
0.15
0.45
V
1
4.8
V
1
4.8
V
1
–50
µA
–500
µA
+10
µA
125
KΩ
80
µA
4
4.6
4.75
V
1
4.5
4.65
V
1
13
V
1
15
20
mA
25.2
43
mA
2
35.7
48
45.6
54
4.5
6.2
mA
3
021998 9/19