VDD
參數(shù)資料
型號： LTC2268IUJ-14#TRPBF
廠商： Linear Technology
文件頁數(shù)： 12/32頁
文件大?。?/td> 0K
描述： IC ADC 14BIT 125MSPS DUAL 40QFN
標(biāo)準(zhǔn)包裝： 2,000
位數(shù)： 14
采樣率（每秒）： 125M
數(shù)據(jù)接口： Serial LVDS
轉(zhuǎn)換器數(shù)目： 2
功率耗散（最大）： 364mW
電壓電源： 單電源
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 40-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 40-QFN（6x6）
包裝： 帶卷 (TR)
輸入數(shù)目和類型： 2 Differential; 2 Single-Ended
配用： DC1371A-ND - BOARD USB DATA ACQUISITION HS
LTC2268-14/
LTC2267-14/LTC2266-14
2
22687614fa
absoluTe MaxiMuM raTings
Supply Voltages
VDD, OVDD................................................ –0.3V to 2V
Analog Input Voltage (AIN+, AIN–,
PAR/SER, SENSE) (Note 3).............–0.3V to (VDD+0.2V)
Digital Input Voltage (ENC+, ENC–, CS,
SDI, SCK) (Note 4).................................... –0.3V to 3.9V
SDO (Note 4) ............................................ –0.3V to 3.9V
Digital Output Voltage .................. –0.3V to (OVDD+0.3V)
Operating Temperature Range
LTC2268C, 2267C, 2266C........................ 0°C to 70°C
LTC2268I, 2267I, 2266I ....................... –40°C to 85°C
Storage Temperature Range................... –65°C to 150°C
orDer inForMaTion
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2268CUJ-14#PBF
LTC2268CUJ-14#TRPBF
LTC2268UJ-14
40-Lead (6mm
× 6mm) Plastic QFN
0°C to 70°C
LTC2268IUJ-14#PBF
LTC2268IUJ-14#TRPBF
LTC2268UJ-14
40-Lead (6mm
× 6mm) Plastic QFN
–40°C to 85°C
LTC2267CUJ-14#PBF
LTC2267CUJ-14#TRPBF
LTC2267UJ-14
40-Lead (6mm
× 6mm) Plastic QFN
0°C to 70°C
LTC2267IUJ-14#PBF
LTC2267IUJ-14#TRPBF
LTC2267UJ-14
40-Lead (6mm
× 6mm) Plastic QFN
–40°C to 85°C
LTC2266CUJ-14#PBF
LTC2266CUJ-14#TRPBF
LTC2266UJ-14
40-Lead (6mm
× 6mm) Plastic QFN
0°C to 70°C
LTC2266IUJ-14#PBF
LTC2266IUJ-14#TRPBF
LTC2266UJ-14
40-Lead (6mm
× 6mm) Plastic QFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
pin conFiguraTion
(Note 1)
39
40
38 37 36 35 34 33 32 31
11
20
12 13 14 15
TOP VIEW
41
GND
UJ PACKAGE
40-LEAD (6mm × 6mm) PLASTIC QFN
16 17 18 19
22
23
24
25
26
27
28
29
9
8
7
6
5
4
3
2
AIN1+
AIN1–
VCM1
REFH
REFL
VCM2
AIN2+
AIN2–
OUT1B+
OUT1B–
DCO+
DCO–
OVDD
OGND
FR+
FR–
OUT2A+
OUT2A–
V DD
SENSE
GND
V REF
PAR/
SER
SDO
GND
OUT1A
+
OUT1A
–
V DD
ENC
+
ENC
–
CS
SCK
SDI
GND
OUT2B
–
OUT2B
+
21
30
10
1
TJMAX = 150°C, θJA = 32°C/W
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
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