DS2438AZ/T&R Maxim Integrated Products, DS2438AZ/T&R Datasheet - Page 29
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DS2438AZ/T&R
Manufacturer Part Number
DS2438AZ/T&R
Description
IC MONITOR SMART BATTERY 8-SOIC
Manufacturer
Maxim Integrated Products
Datasheet
1.DS2438Z.pdf
(29 pages)
Specifications of DS2438AZ/T&R
Function
Fuel, Gas Gauge/Monitor
Battery Type
Smart Batteries
Voltage - Supply
2.4 V ~ 10 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (0.154", 3.90mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
AC ELECTRICAL CHARACTERISTICS: NV MEMORY
AC ELECTRICAL CHARACTERISTICS: 1-WIRE INTERFACE
NOTES:
1. All voltages are referenced to GND.
2. Input load is to GND.
3. Current measurement accuracy is ±2 LSb or 1%, whichever is greater.
PARAMETER
NV Write Cycle Time
EEPROM Writes (copy
scratchpad command)
EEPROM data retention
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
Presence Detect Low
DQ Capacitance
SYMBOL
SYMBOL
N
t
t
t
t
t
t
t
t
t
C
LOW0
LOW1
t
t
EEDR
RSTH
SLOT
RSTL
EEWR
RDV
REC
PDH
PDL
WR
DQ
CONDITION
CONDITION
-20ºC to +55ºC
-20ºC to +55ºC
29 of 29
(-40°C to +85°C; 2.4V £ VDD £ 10.0V)
(-40°C to +85°C; 2.4V £ VDD £ 10.0V)
MIN
MIN
480
480
50k
10
60
60
15
60
1
1
TYP MAX UNITS
TYP MAX UNITS
2
120
120
980
240
10
15
15
60
25
writes
years
ms
pF
ms
ms
ms
ms
ms
ms
ms
ms
ms
NOTES
NOTES