LTC2447IUHF#PBF Linear Technology, LTC2447IUHF#PBF Datasheet - Page 2

• Manufacturer Part Number: LTC2447IUHF#PBF
• Description: IC ADC 24BIT 8CH HI SPEED 38QFN
• Manufacturer: Linear Technology

Specifications of LTC2447IUHF#PBF

• Number Of Bits: 24
• Sampling Rate (per Second): 8k
• Data Interface: MICROWIRE™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 40mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 38-WFQFN, Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ABSOLUTE AXI U RATI GS
LTC2446/LTC2447
Supply Voltage (V
Analog Input Pins Voltage
Reference Input Pins Voltage
Digital Input Voltage to GND ........ – 0.3V to (V
PACKAGE/ORDER I FOR ATIO
2
*The temperature grade is identified by a label on the shipping container. Consult LTC Marketing for parts specified with wider operating temperature ranges.
Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking:
to GND .................................... – 0.3V to (V
to GND .................................... – 0.3V to (V
LTC2446CUHF
LTC2446IUHF
ORDER PART
NUMBER
V
V
REF01
REF01
BUSY
COM
GND
GND
GND
GND
CH0
CH1
CH2
EXT
–
+
10
11
12
1
2
3
4
5
6
7
8
9
38-LEAD (5mm × 7mm) PLASTIC QFN
CC
W
EXPOSED PAD (PIN 39) IS GND
MUST BE SOLDERED TO PCB
T
38 37 36 35 34 33 32
13 14 15 16
http://www.linear.com/leadfree/
) to GND .......................– 0.3V to 6V
JMAX
= 125°C, θ
UHF PACKAGE
TOP VIEW
W W
39
JA
17 18 19
= 34°C/W
U
MARKING*
QFN PART
31
30
29
28
27
26
25
24
23
22
21
20
2446
W
GND
REFG
REFG
V
NC
NC
NC
NC
V
V
CH7
CH6
CC
REF67
REF67
U
–
+
+
–
CC
CC
CC
+ 0.3V)
+ 0.3V)
+ 0.3V)
U
(Notes 1, 2)
Digital Output Voltage to GND ..... – 0.3V to (V
Operating Temperature Range
Storage Temperature Range ................. – 65°C to 125°C
LTC2446C/LTC2447C .............................. 0°C to 70°C
LTC2446I/LTC2447I ........................... – 40°C to 85°C
LTC2447CUHF
LTC2447IUHF
ORDER PART
NUMBER
V
V
REF01
REF01
BUSY
COM
GND
GND
GND
GND
CH0
CH1
CH2
EXT
–
+
10
11
12
1
2
3
4
5
6
7
8
9
38-LEAD (5mm × 7mm) PLASTIC QFN
EXPOSED PAD (PIN 39) IS GND
38 37 36 35 34 33 32
13 14 15 16
T
MUST BE SOLDERED TO PCB
JMAX
UHF PACKAGE
= 125°C, θ
TOP VIEW
39
17 18 19
JA
= 34°C/W
MARKING*
QFN PART
31
30
29
28
27
26
25
24
23
22
21
20
2447
GND
REFG
REFG
V
MUXOUTN
ADCINN
ADCINP
MUXOUTP
V
V
CH7
CH6
CC
REF67
REF67
–
+
+
–
CC
+ 0.3V)
24467fa