参数资料
型号: LTC2256CUJ-14#TRPBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: ADC
英文描述: 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
封装: 6 X 6 MM, LEAD FREE, PLASTIC, QFN-40
文件页数: 29/32页
文件大小: 1546K
代理商: LTC2256CUJ-14#TRPBF
LTC2258-14
LTC2257-14/LTC2256-14
6
225814fa
POWER REQUIREMENTS The l denotes the specications which apply over the full operating temperature
range, otherwise specications are at TA = 25°C. (Note 9)
SYMBOL PARAMETER
CONDITIONS
LTC2258-14
LTC2257-14
LTC2256-14
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
CMOS Output Modes: Full Data Rate and Double Data Rate
VDD
Analog Supply Voltage
(Note 10)
l
1.7
1.8
1.9
1.7
1.8
1.9
1.7
1.8
1.9
V
OVDD
Output Supply Voltage
(Note 10)
l
1.1
1.9
1.1
1.9
1.1
1.9
V
IVDD
Analog Supply Current
DC Input
Sine Wave Input
l
44.7
45.3
49.5
27
27.9
30
19.5
19.9
22
mA
IOVDD
Digital Supply Current
Sine Wave Input, OVDD=1.2V
2.6
1.6
1.1
mA
PDISS
Power Dissipation
DC Input
Sine Wave Input, OVDD=1.2V
l
80.5
84.7
90
48.6
52.1
54
35.1
37.1
40
mW
LVDS Output Mode
VDD
Analog Supply Voltage
(Note 10)
l
1.7
1.8
1.9
1.7
1.8
1.9
1.7
1.8
1.9
V
OVDD
Output Supply Voltage
(Note 10)
l
1.7
1.9
1.7
1.9
1.7
1.9
V
IVDD
Analog Supply Current
Sine Wave Input
l
48.9
54
31.4
35
23.5
26
mA
IOVDD
Digital Supply Current
(0VDD = 1.8V)
Sine Input, 1.75mA Mode
Sine Input, 3.5mA Mode
l
20.7
40.5
23
44
20.7
40.5
23
44
20.7
40.5
23
44
mA
PDISS
Power Dissipation
Sine Input, 1.75mA Mode
Sine Input, 3.5mA Mode
l
125.3
160.9
139
177
93.8
129.4
105
143
79.6
115.2
89
126
mW
All Output Modes
PSLEEP
Sleep Mode Power
0.5
mW
PNAP
Nap Mode Power
9
mW
PDIFFCLK
Power Increase with Differential Encode Mode Enabled
(No increase for Nap or Sleep Modes)
10
mW
TIMING CHARACTERISTICS The l denotes the specications which apply over the full operating temperature
range, otherwise specications are at TA = 25°C. (Note 5)
SYMBOL
PARAMETER
CONDITIONS
LTC2258-14
LTC2257-14
LTC2256-14
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
fS
Sampling Frequency
(Note 10)
l
1
65
1
40
1
25
MHz
tL
ENC Low Time (Note 8)
Duty Cycle Stabilizer Off
Duty Cycle Stabilizer On
l
7.3
2.0
7.69
500
11.88
2.00
12.5
500
19
2.00
20
500
ns
tH
ENC High Time (Note 8)
Duty Cycle Stabilizer Off
Duty Cycle Stabilizer On
l
7.3
2.0
7.69
500
11.88
2.00
12.5
500
19
2.00
20
500
ns
tAP
Sample-and-Hold
Acquisition Delay Time
000
ns
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Digital Data Outputs (CMOS Modes: Full Data Rate and Double Data Rate)
tD
ENC to Data Delay
CL = 5pF (Note 8)
l
1.1
1.7
3.1
ns
tC
ENC to CLKOUT Delay
CL = 5pF (Note 8)
l
1
1.4
2.6
ns
tSKEW
DATA to CLKOUT Skew
tD – tC (Note 8)
l
0
0.3
0.6
ns
Pipeline Latency
Full Data Rate Mode
Double Data Rate Mode
5.0
5.5
Cycles
相关PDF资料
PDF描述
LTC2258CUJ-14#PBF 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
LTC2258CUJ-14#TRPBF 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
LTC2258IUJ-14#PBF 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
LTC2258IUJ-14#TRPBF 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
LTC2256IUJ-14#TRPBF 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
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