OVDD
參數(shù)資料
型號(hào): LTC2248CUH#PBF
廠商: Linear Technology
文件頁(yè)數(shù): 12/24頁(yè)
文件大?。?/td> 0K
描述: IC ADC 14-BIT 65MSPS 3V 32-QFN
標(biāo)準(zhǔn)包裝: 73
位數(shù): 14
采樣率(每秒): 65M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 240mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 32-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 32-QFN 裸露焊盤(5x5)
包裝: 管件
輸入數(shù)目和類型: 1 個(gè)單端,雙極; 1 個(gè)差分,雙極
LTC2248/LTC2247/LTC2246
2
224876fa
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
OVDD = VDD (Notes 1, 2)
Supply Voltage (VDD) ................................................. 4V
Digital Output Ground Voltage (OGND) ....... –0.3V to 1V
Analog Input Voltage (Note 3) ..... –0.3V to (VDD + 0.3V)
Digital Input Voltage .................... –0.3V to (VDD + 0.3V)
Digital Output Voltage ................ –0.3V to (OVDD + 0.3V)
Power Dissipation ............................................ 1500mW
Operating Temperature Range
LTC2248C, LTC2247C, LTC2246C ........... 0
°C to 70°C
LTC2248I, LTC2247I, LTC2246I ..........–40
°C to 85°C
Storage Temperature Range ..................–65
°C to 125°C
The
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
LTC2248
LTC2247
LTC2246
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Resolution
14
Bits
(No Missing Codes)
Integral
Differential Analog Input
–4
±14
–4
±14
–4
±14
LSB
Linearity Error
(Note 5)
Differential
Differential Analog Input
–1
±0.5
1
–1
±0.5
1
–1
±0.5
1
LSB
Linearity Error
Offset Error
(Note 6)
–12
±212
–12
±212
–12
±212
mV
Gain Error
External Reference
–2.5
±0.5
2.5
–2.5
±0.5
2.5
–2.5
±0.5
2.5
%FS
Offset Drift
±10
V/°C
Full-Scale Drift
Internal Reference
±30
ppm/
°C
External Reference
±5
ppm/
°C
Transition Noise
SENSE = 1V
1
LSBRMS
CO VERTER CHARACTERISTICS
U
TJMAX = 125°C, θJA = 34°C/W
EXPOSED PAD IS GND (PIN 33)
MUST BE SOLDERED TO PCB
32 31 30 29 28 27 26 25
9
10 11 12
TOP VIEW
UH PACKAGE
32-LEAD (5mm
× 5mm) PLASTIC QFN
13 14 15 16
17
18
19
20
21
22
23
24
8
7
6
5
4
3
2
1
AIN+
AIN
REFH
REFL
VDD
GND
D10
D9
D8
OVDD
OGND
D7
D6
D5
V
DD
V
CM
SENSE
MODE
OF
D13
D12
D11
CLK
SHDN
OE
D0
D1
D2
D3
D4
33
ORDER PART NUMBER
Consult LTC Marketing for parts specified with wider operating temperature ranges.
*The temperature grade is identified by a label on the shipping container.
LTC2248CUH
LTC2248IUH
LTC2247CUH
LTC2247IUH
LTC2246CUH
LTC2246IUH
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/
QFN PART MARKING*
2248
2247
2246
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