参数资料
型号: DC847A
厂商: Linear Technology
文件页数: 12/28页
文件大小: 0K
描述: BOARD DELTA SIGMA ADC LTC2446
软件下载: QuikEval System
设计资源: DC847A Design File
DC847A Schematic
标准包装: 1
系列: QuikEval™
ADC 的数量: 1
位数: 24
采样率(每秒): 8k
数据接口: MICROWIRE?,串行,SPI?
已用 IC / 零件: LTC2446
已供物品:
相关产品: LTC2446CUHF#PBF-ND - IC ADC 24BIT 8CH HI SPEED 38QFN
LTC2446IUHF#PBF-ND - IC ADC 24BIT 8CH HI SPEED 38QFN
LTC2446IUHF#TRPBF-ND - IC ADC 24BIT 8CH HI SPEED 38QFN
LTC2446CUHF#TRPBF-ND - IC ADC 24BIT 8CH HI SPEED 38QFN
LTC2446/LTC2447
2
24467fa
13 14 15 16
TOP VIEW
39
UHF PACKAGE
38-LEAD (5mm
× 7mm) PLASTIC QFN
17 18 19
38 37 36 35 34 33 32
24
25
26
27
28
29
30
31
8
7
6
5
4
3
2
1
GND
BUSY
EXT
GND
COM
CH0
CH1
VREF01
VREF01
+
CH2
GND
REFG
REFG+
VCC
NC
VREF67
+
VREF67
CH7
CH6
SCK
SDO
CS
F
O
SDI
GND
CH3
V
REF23
V
REF23
+
CH4
CH5
V
REF45
V
REF45
+
23
22
21
20
9
10
11
12
ORDER PART
NUMBER
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
(Notes 1, 2)
Supply Voltage (VCC) to GND.......................– 0.3V to 6V
Analog Input Pins Voltage
to GND .................................... – 0.3V to (VCC + 0.3V)
Reference Input Pins Voltage
to GND .................................... – 0.3V to (VCC + 0.3V)
Digital Input Voltage to GND ........ – 0.3V to (VCC + 0.3V)
LTC2446CUHF
LTC2446IUHF
QFN PART
MARKING*
2446
Digital Output Voltage to GND ..... – 0.3V to (VCC + 0.3V)
Operating Temperature Range
LTC2446C/LTC2447C .............................. 0
°C to 70°C
LTC2446I/LTC2447I ........................... – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 125°C
TJMAX = 125°C, θJA = 34°C/W
EXPOSED PAD (PIN 39) IS GND
MUST BE SOLDERED TO PCB
*The temperature grade is identified by a label on the shipping container. Consult LTC Marketing for parts specified with wider operating temperature ranges.
ORDER PART
NUMBER
LTC2447CUHF
LTC2447IUHF
QFN PART
MARKING*
2447
13 14 15 16
39
TOP VIEW
UHF PACKAGE
38-LEAD (5mm
× 7mm) PLASTIC QFN
17 18 19
38 37 36 35 34 33 32
24
25
26
27
28
29
30
31
8
7
6
5
4
3
2
1
GND
BUSY
EXT
GND
COM
CH0
CH1
VREF01
VREF01
+
CH2
GND
REFG
REFG+
VCC
MUXOUTN
ADCINN
ADCINP
MUXOUTP
VREF67
+
VREF67
CH7
CH6
SCK
SDO
CS
F
O
SDI
GND
CH3
V
REF23
_
V
REF23
+
CH4
CH5
V
REF45
V
REF45
+
23
22
21
20
9
10
11
12
TJMAX = 125°C, θJA = 34°C/W
EXPOSED PAD (PIN 39) IS GND
MUST BE SOLDERED TO PCB
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
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