DS3232SN#-W Maxim Integrated, DS3232SN#-W Datasheet - Page 3

• Manufacturer Part Number: DS3232SN#-W
• Description: Real Time Clock
• Manufacturer: Maxim Integrated
• Series: DS3232r

Specifications of DS3232SN#-W

• Part # Aliases: 90-3232S#WN0

ELECTRICAL CHARACTERISTICS (continued)
(V
3.3V, V
ELECTRICAL CHARACTERISTICS
(V
Maxim Integrated
Logic 0 Output, INT/SQW, SDA
Logic 0 Output, RST, 32kHz
Output Leakage Current 32kHz,
INT/SQW, SDA
Input Leakage SCL
RST Pin I/O Leakage
TCXO
Output Frequency
Duty Cycle
(Revision A3 Devices)
Frequency Stability vs.
Temperature
Frequency Stability vs. Voltage
Trim Register Frequency
Sensitivity per LSB
Temperature Accuracy
Crystal Aging
Active Battery Current
(Note 5)
Timekeeping Battery Current
(Note 5)
Temperature Conversion Current
Data-Retention Current
CC
CC
= 2.3V to 5.5V, V
= 0V, V
BAT
PARAMETER
PARAMETER
= 3.0V, and T
BAT
= 2.3V to 5.5V, T
CC
A
= active supply (see Table 1), T
= +25°C, unless otherwise noted.) (Notes 2, 3)
A
= -40°C to +85°C, unless otherwise noted.) (Note 2)
SYMBOL
SYMBOL
I
Δf/f
I
BATTDR
Δf/LSB
Temp
I
BATTC
I
Extremely Accurate I
f
BATA
Δf/f
BATT
V
V
Δf/V
OUT
I
I
I
LO
OL
OL
OL
LI
OUT
0
EO SC = 0, BBS Q W = 0,
S C L = 400kH z, BB32kH z = 0
EOSC = 0, BBSQW = 0,
SCL = SDA = 0V,
BB32kHz = 0,
CRATE0 = CRATE1 = 0
EOSC = 0, BBSQW = 0, SCL = SDA = 0V
EOSC = 1, SCL = SDA = 0V, +25°C
I
I
Output high impedance
RST high impedance (Note 6)
V
2.97V ≤ V
V
V
V
Specified at:
V
After reflow,
not production tested
OL
OL
CC
CC
BAT
CC
CC
Integrated Crystal and SRAM
= 3mA
= 1mA
= 3.3V or V
= 3.3V or
= 3.3V or V
= 3.3V or V
= 3.3V
A
CC
= -40°C to +85°C, unless otherwise noted.) (Typical values are at V
< 3.63
CONDITIONS
CONDITIONS
BAT
BAT
BAT
= 3.3V
= 3.3V
= 3.3V
0°C to +40°C
- 40° C to 0°C and
+ 40° C to + 85°C
-40°C
+25°C
+70°C
+85°C
First year
0–10 years
V
V
V
V
BAT
BAT
BAT
BAT
= 3.3V
= 5.5V
= 3.4V
= 5.5V
-200
MIN
MIN
-3.5
31
-1
-1
-2
-3
2
C RTC with
32.768
±1.0
±5.0
TYP
TYP
0.7
0.1
0.4
0.8
1.5
1.5
0
1
DS3232
MAX
MAX
+3.5
+10
200
600
100
0.4
0.4
2.5
3.0
+1
+1
+2
+3
69
80
UNITS
UNITS
ppm/V
ppm
ppm
ppm
kHz
µA
µA
µA
°C
µA
µA
µA
nA
%
V
V
CC
=
3