LTC2309 Linear Technology Corporation, LTC2309 Datasheet - Page 2

• Manufacturer Part Number: LTC2309
• Description: 12-Bit SAR ADC
• Manufacturer: Linear Technology Corporation

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ABSOLUTE MAXIMUM RATINGS
LTC2309
(Notes 1, 2)
Supply Voltage (AV
Analog Input Voltage (Note 3)
Digital Input Voltage (Note 3) .................(GND – 0.3V) to
(DV
Digital Output Voltage .... (GND – 0.3V) to (DV
Power Dissipation ...............................................500mW
Operating Temperature Range
Storage Temperature Range ................... –65°C to 150°C
LEAD FREE FINISH
LTC2309CUF#PBF
LTC2309IUF#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
ORDER INFORMATION
2
CH0-CH7, COM, V
REFCOMP ...................(GND – 0.3V) to (AV
LTC2309C ................................................ 0°C to 70°C
LTC2309I.............................................. –40°C to 85°C
DD
+ 0.3V)
DD
REF
, DV
TAPE AND REEL
LTC2309CUF#TRPBF
LTC2309IUF#TRPBF
,
DD
) ...................... –0.3V to 6V
http://www.linear.com/leadfree/
PART MARKING*
2309
2309
http://www.linear.com/tapeandreel/
DD
DD
+ 0.3V)
+ 0.3V)
PIN CONFIGURATION
PACKAGE DESCRIPTION
24-Lead (4mm × 4mm) Plastic QFN
24-Lead (4mm × 4mm) Plastic QFN
EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO PCB
COM
CH3
CH4
CH5
CH6
CH7
24-LEAD (4mm 4mm) PLASTIC QFN
1
2
3
4
5
6
T
24
7
JMAX
23 22 21 20 19
8
UF PACKAGE
= 150°C, θ
TOP VIEW
9
25
10 11 12
JA
= 37°C/W
TEMPERATURE RANGE
0°C to 70°C
–40°C to 85°C
18
17
16
15
14
13
GND
SDA
SCL
AD1
AD0
AV
DD
2309f