DS2740U+ Maxim Integrated Products, DS2740U+ Datasheet - Page 16

• Manufacturer Part Number: DS2740U+
• Description: IC CURRENT GAUGE(15BIT) 8UMAX
• Manufacturer: Maxim Integrated Products

Specifications of DS2740U+

• Function: Current Gauge (15 Bit)
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Battery Type: Li-Ion, NiMH
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Charge Safety Timers: No
• Mounting Style: SMD/SMT
• Temperature Monitoring: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Accuracy: -
• Sensing Method: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS: 1-Wire INTERFACE—STANDARD SPEED
(2.7V ≤ V
ELECTRICAL CHARACTERISTICS: 1-Wire INTERFACE—OVERDRIVE SPEED
(2.7V ≤ V
Note 1:
Note 2:
Note 3:
Input Logic Low: DQ,
PIO
Output Logic Low:
DQ, PIO
DQ, PIO Input
Pulldown Current
OVD Input Leakage
DQ Capacitance
DQ Low to Sleep Time
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
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
PARAMETER
PARAMETER
DD
DD
All voltages are referenced to V
Offset performance requires proper circuit layout design free of surface contaminants.
The DS2740 enters the Sleep mode 2.0s to 2.4s after DQ goes low.
≤ 5.5V; T
≤ 5.5V; T
A
A
IL
t
= -20°C to +70°C.)
= -20°C to +70°C.)
V
C
SLEEP
V
I
PD
OVD
DQ
OL
IL
(Note 1)
I
V
V
PIO bit = 1
(Note 3)
OL
DD
DQ
= 4mA (Note 1)
= 4.2V,
= 0.4V
SS
SYMBOL
SYMBOL
.
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
LOW0
LOW1
t
t
LOW0
LOW1
t
SLOT
RSTH
SLOT
RSTH
RSTL
RSTL
RDV
RDV
16 of 16
REC
PDH
REC
PDH
PDL
PDL
MIN
MIN
2.0
-1
480
480
60
60
15
60
48
48
1
1
6
1
6
1
2
8
0.5
TYP
TYP
0.6
0.4
2.4
MAX
MAX
50
1
120
120
960
240
15
15
60
16
16
80
24
2
2
6
UNITS
UNITS
μ A
μ A
pF
V
V
s
μ
μ
μ
μ
μ
μ
μ
μ
μ
μ
μ
μ
μ
μ
μ
μ
μ
μ
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s