参数资料
型号: LTC2258IUJ-14#TRPBF
厂商: Linear Technology
文件页数: 31/34页
文件大小: 0K
描述: IC ADC 14BIT 65MSPS 1.8V 40-QFN
产品培训模块: LTC2262 - Ultra Low Power High Speed ADCs
标准包装: 2,000
位数: 14
采样率(每秒): 65M
数据接口: 并联,串行,SPI
转换器数目: 1
功率耗散(最大): 90mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-QFN(6x6)
包装: 带卷 (TR)
输入数目和类型: 1 个差分
配用: DC718C-ND - DEMO QUIKEVAL-II DATA
LTC2258-14
LTC2257-14/LTC2256-14
6
225814fc
For more information www.linear.com/LTC2258-14
power requireMenTs The
l
denotes the specifications which apply over the full operating temperature
range, otherwise specifications 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 specifications which apply over the full operating temperature
range, otherwise specifications 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
0
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
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