LTC1840IGN#PBF Linear Technology, LTC1840IGN#PBF Datasheet - Page 2

• Manufacturer Part Number: LTC1840IGN#PBF
• Description: IC DUAL FAN CONTROLLER 16-SSOP
• Manufacturer: Linear Technology

Specifications of LTC1840IGN#PBF

• Applications: Fan Controller
• Number Of Outputs: 2
• Current - Output: 10mA
• Voltage - Supply: 2.7 V ~ 5.75 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Pin Count: 16
• Mounting: Surface Mount
• Package Type: SSOP N
• Case Height: 1.5(Max)mm
• Screening Level: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Load: -
• Lead Free Status / Rohs Status: Compliant

ABSOLUTE AXI U RATI GS
LTC1840
(Note 1)
V
A0, A1 ............................................. –0.3 to (V
I
All other pins ................................................. –0.3 to 6V
Operating Temperature
Storage Temperature Range ..................–65 C to 125 C
Lead Temperature (Soldering, 10 sec).................. 300 C
SYMBOL
DACs
n
DNL
INL
ZSE
I
I
Power Supply
V
I
V
V
Oscillator Performance
f
PSRR
GPIO Performance
I
V
V
V
I
2
temperature range, otherwise specifications are at T
ELECTRICAL CHARACTERISTICS
DACOUTA(FS),
DACOUTB(FS)
CC
OSC
O
LEAK
DACOUTA
CC
UVLO
UVHYS
IL
IH
IHYST
CC
LTC1840C ............................................... 0 C to 70 C
LTC1840I .............................................–40 C to 85 C
to GND .................................................... –0.3 to 6V
, I
DACOUTB .............................
PARAMETER
Resolution
Differential Nonlinearity
Integral Nonlinearity
Zero-Scale Error
Output Voltage Rejection
Output Voltage Rejection
Full-Scale Current
Positive Supply Voltage
Supply Current
UVLO/POR Voltage
UVLO/POR Voltage Hysteresis
Oscillator Frequency
Supply Sensitivity
Output Current Sink
Digital Input Low Voltage
Digital Input High Voltage
Input Hysteresis
Leakage
W
W W
–0.3 to (V
U
CC
A
CC
= 25 C. V
+ 0.75V)
CONDITIONS
V
V
V
1.1V< V
V
Sinking
V
V
V
(Note 2)
2.7V < V
V
Internal Pull-Down Disabled
Internal Pull-Down Disabled
(Note 2)
Internal Pull-Down Disabled
+ 0.3V)
DACOUT
DACOUT
DACOUT
CC
DACOUT
CC
CC
GPIOX
The
= 5.75V, 1.1V < V
= 3V, A0 and A1 Floating
= 5V, A0 and A1 Floating
= 0.7V, Internal Pull-Down Enabled
DACOUT
CC
= 1.1V, Guaranteed Monotonic
= 1.1V
= 1.1V
= 1.1V
CC
denotes the specifications which apply over the full operating
< 5.75V
= 3V
< 3.75V
PACKAGE/ORDER I FOR ATIO
Consult LTC marketing for parts specified with wider operating temperature ranges.
FAULT
GPIO1
GPIO2
DACOUT
GND
SDA
SCL
A1
A0
T
JMAX
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
< 6.5V
= 125 C,
GN PACKAGE
TOP VIEW
JA
= 110 C/W
16
15
14
13
12
11
10
9
V
I
I
BLAST
TACHB
TACHA
GPIO4
GPIO3
DACOUTA
DACOUTB
CC
0.7V
–0.2
MIN
2.7
2.1
97
95
20
47
10
50
8
CC
U
TYP
400
500
0.1
2.4
0.1
90
50
LTC1840CGN
LTC1840IGN
ORDER PART
MARKING
GN PART
NUMBER
W
1840
1840I
0.3V
MAX
5.75
2.69
103
105
600
750
160
0.5
53
0.9
2
1
2
1
4
CC
UNITS
U
1840f
%/V
LSB
LSB
LSB
LSB
Bits
kHz
mV
mA
mV
A
A
A
V
A
A
V
V
V
A