ds2437 Maxim Integrated Products, Inc., ds2437 Datasheet - Page 30

• Manufacturer Part Number: ds2437
• Description: Smart Battery Monitor
• Manufacturer: Maxim Integrated Products, Inc.

AC ELECTRICAL CHARACTERISTICS:
1-WIRE INTERFACE
NOTES:
1. Current measurement accuracy is ±2 LSb or 2%, whichever is greater. Contact the factory for
2. Shutdown and Standby currents specified for the range 0°C to 70°C.
3. All Voltages are referenced to GND.
4. I
5. Input load is to GND.
6. Refer to Application Note 58.
7. See Figure 13 for internal ground connections. GND and AGND must be connected to the same
INTERNAL GROUND CONNECTIONS Figure 13
PARAMETER
Time Slot
Recovery Time
Write 0 Low Time
Write 1 Low Time
Read Data Valid
Reset Time High
Reset Time Low
Presence Detect High
PARAMETER
Presence Detect Low
DQ Capacitance
applications with less than 4.5V supply voltage.
potential.
DD
specified with V
DD
SYMBOL
SYMBOL
= 5.0V.
t
t
t
t
t
t
t
C
t
LOW0
LOW1
t
RSTH
SLOT
RSTL
RDV
REC
PDH
PDL
DQ
CONDITION
CONDITION
30 of 31
(-40 C to +85 C; 2.7V
MIN
MIN
480
480
60
60
15
60
1
1
TYP
TYP
MAX
MAX
120
120
240
15
15
60
25
UNITS
UNITS
pF
V
s
s
s
s
s
s
s
s
s
DD
NOTES
NOTES
10.0V)
DS2437