参数资料
型号: LTC1198-1ACS8#TRPBF
厂商: Linear Technology
文件页数: 23/28页
文件大小: 0K
描述: IC ADC 8BIT 750KHZ SAMPL 8-SOIC
标准包装: 2,500
位数: 8
采样率(每秒): 750k
数据接口: 串行
转换器数目: 1
功率耗散(最大): 50mW
电压电源: 单电源
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
输入数目和类型: 1 个单端,单极
LTC1196/LTC1198
4
119698fb
DIGITAL AND DC ELECTRICAL CHARACTERISTICS The l denotes the specications which
apply over the full operating temperature range, otherwise specications are at TA = 25°C. VCC = 5V, VREF = 5V, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOL
Low Level Output Voltage
VCC = 4.75V, IO = 1.6mA
l
0.4
V
IOZ
Hi-Z Output Leakage
CS = HIGH
l
±3
μA
ISOURCE
Output Source Current
VOUT = 0V
–25
mA
ISINK
Output Sink Current
VOUT = VCC
45
mA
IREF
Reference Current, LTC1196
CS = VCC
fSMPL = fSMPL(MAX)
l
0.001
0.5
3
1
μA
mA
ICC
Supply Current
CS = VCC, LTC1198 (Shutdown)
CS = VCC, LTC1196
fSMPL = fSMPL(MAX), LTC1196/LTC1198
l
0.001
7
11
3
15
20
μA
mA
DYNAMIC ACCURACY The l denotes the specications which apply over the full operating temperature range,
otherwise specications are at TA = 25°C. VCC = 5V, VREF = 5V, fCLK = fCLK(MAX) as dened in Recommended Operating Conditions,
unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN
LTC1196
TYP
MAX
MIN
LTC1198
TYP
MAX
UNITS
S/(N + D) Signal-to-Noise Plus Distortion
500kHz/1MHz Input Signal
47/45
dB
THD
Total Harmonic Distortion
500kHz/1MHz Input Signal
49/47
dB
Peak Harmonic or Spurious Noise
500kHz/1MHz Input Signal
55/48
dB
IMD
Intermodulation Distortion
fIN1 = 499.37kHz
fIN2 = 502.446kHz
51
dB
Full-Power Bandwidth
8
MHz
Full Linear Bandwidth [S/(N + D) > 44dB
1
MHz
AC CHARACTERISTICS The l denotes the specications which apply over the full operating temperature range,
otherwise specications are at TA = 25°C. VCC = 5V, VREF = 5V, fCLK = fCLK(MAX) as dened in Recommended Operating Conditions,
unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
LTC1196-1
LTC1198-1
TYP
MAX
MIN
LTC1196-2
LTC1198-2
TYP
MAX
UNITS
tCONV
Conversion Time (See Figures 1, 2)
l
600
710
900
ns
fSMPL(MAX) Maximum Sampling Frequency
LTC1196
LTC1198
l
1.20
1.00
0.90
0.75
1.00
0.80
0.75
0.60
MHz
tdDO
Delay Time, CLK
↑ to DOUT Data Valid
CLOAD = 20pF
l
55
64
73
68
78
94
ns
tDIS
Delay Time CS
↑ to DOUT Hi-Z
l
70
120
88
150
ns
ten
Delay Time, CLK
↓ to DOUT Enabled
CLOAD = 20pF
l
30
50
43
63
ns
thDO
Time Output Data Remains Valid After
CLK
CLOAD = 20pF
l
30
45
30
55
ns
tf
DOUT Fall Time
CLOAD = 20pF
l
515
10
20
ns
tr
DOUT Rise
CLOAD = 20pF
l
515
10
20
ns
CIN
Input Capacitance
Analog Input On Channel
Analog Input Off Channel
Digital Input
30
5
30
5
pF
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