參數(shù)資料
型號(hào): LTC2257CUJ-14#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
封裝: 6 X 6 MM, LEAD FREE, PLASTIC, QFN-40
文件頁數(shù): 12/32頁
文件大?。?/td> 1546K
代理商: LTC2257CUJ-14#PBF
LTC2258-14
LTC2257-14/LTC2256-14
2
225814fa
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
(Notes 1, 2)
39
40
38 37 36 35 34 33 32 31
11
20
12 13 14 15
FULL-RATE CMOS OUTPUT MODE
TOP VIEW
41
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
AIN
+
AIN
GND
REFH
REFL
PAR/SER
VDD
D9
D8
CLKOUT+
CLKOUT
OVDD
OGND
D7
D6
D5
D4
V
DD
SENSE
V
REF
V
CM
OF
DNC
D13
D12
D11
D10
ENC
+
ENC
CS
SCK
SDI
SDO
D0
D1
D2
D3
21
30
10
1
TJMAX = 150°C, θJA = 32°C/W
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
39
40
38 37 36 35 34 33 32 31
11
20
12 13 14 15
DOUBLE DATA RATE CMOS OUTPUT MODE
TOP VIEW
41
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
AIN
+
AIN
GND
REFH
REFL
PAR/SER
VDD
D8_9
DNC
CLKOUT+
CLKOUT
OVDD
OGND
D6_7
DNC
D4_5
DNC
V
DD
SENSE
V
REF
V
CM
OF
DNC
D12_13
DNC
D10_11
DNC
ENC
+
ENC
CS
SCK
SDI
SDO
DNC
D0_1
DNC
D2_3
21
30
10
1
TJMAX = 150°C, θJA = 32°C/W
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
39
40
38 37 36 35 34 33 32 31
11
20
12 13 14 15
DOUBLE DATA RATE LVDS OUTPUT MODE
TOP VIEW
41
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
AIN
+
AIN
GND
REFH
REFL
PAR/SER
VDD
D8_9+
D8_9
CLKOUT+
CLKOUT
OVDD
OGND
D6_7+
D6_7
D4_5+
D4_5
V
DD
SENSE
V
REF
V
CM
OF
+
OF
D12_13
+
D12_13
D10_11
+
D10_11
ENC
+
ENC
CS
SCK
SDI
SDO
D0_1
D0_1
+
D2_3
D2_3
+
21
30
10
1
TJMAX = 150°C, θJA = 32°C/W
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
PIN CONFIGURATIONS
Digital Output Voltage ................ –0.3V to (OVDD + 0.3V)
Operating Temperature Range:
LTC2258C, LTC2257C, LTC2256C............. 0°C to 70°C
LTC2258I, LTC2257I, LTC2256I............ –40°C to 85°C
Storage Temperature Range................... –65°C to 150°C
相關(guān)PDF資料
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LTC2257IUJ-14#PBF 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
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