参数资料
型号: LTC2205C
厂商: LINEAR TECHNOLOGY CORP
元件分类: ADC
英文描述: 1-CH 16-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC48
封装: 7 X7 MM, PLASTIC, MO-220, QFN-48
文件页数: 24/28页
文件大小: 804K
代理商: LTC2205C
LTC2205/LTC2204
5
22054p
The denotes the specications which apply over the
full operating temperature range, otherwise specications are at TA = 25°C. (Note 4)
DIGITAL I PUTS A D DIGITAL OUTPUTS
UU
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ENCODE INPUTS (ENC+, ENC)
VID
Differential Input Voltage
0.2
V
VICM
Common Mode Input Voltage
Internally Set
1.6
V
Externally Set (Note 7)
1.2
VDD
RIN
Input Resistance
(See Figure 2)
6
k
Ω
CIN
Input Capacitance
(Note 7)
3
pF
LOGIC INPUTS (DITH, PGA, SHDN, RAND)
VIH
High Level Input Voltage
VDD = 3.3V
2
V
VIL
Low Level Input Voltage
VDD = 3.3V
0.8
V
IIN
Digital Input Current
VIN = 0V to VDD
±10
A
CIN
Digital Input Capacitance
(Note 7)
1.5
pF
LOGIC OUTPUTS
OVDD = 3.3V
VOH
High Level Output Voltage
VDD = 3.3V
IO = –10A
3.299
V
IO = –200A
3.0
3.29
V
VOL
Low Level Output Voltage
VDD = 3.3V
IO = 160A
0.01
V
IO = 1.6mA
0.10
0.4
V
ISOURCE
Output Source Current
VOUT = 0V
–50
mA
ISINK
Output Sink Current
VOUT = 3.3V
50
mA
OVDD = 2.5V
VOH
High Level Output Voltage
VDD = 3.3V
IO = –200A
2.49
V
VOL
Low Level Output Voltage
VDD = 3.3V
IO = 1.60mA
0.1
V
OVDD = 1.8V
VOH
High Level Output Voltage
VDD = 3.3V
IO = –200A
1.79
V
VOL
Low Level Output Voltage
VDD = 3.3V
IO = 1.60mA
0.1
V
POWER REQUIRE E TS
W
U
The denotes the specications which apply over the full operating temperature
range, otherwise specications are at TA = 25°C. AIN = –1dBFS. (Note 9)
SYMBOL PARAMETER
CONDITIONS
MIN
LTC2204
TYP
MAX
MIN
LTC2205
TYP
MAX
UNITS
VDD
Analog Supply Voltage
3.135
3.3
3.465
3.315
3.3
3.465
V
PSHDN
Shutdown Power
SHDN = VDD
22
mW
OVDD
Output Supply Voltage
0.5V
3.6
0.5V
3.3
3.6
V
IVDD
Analog Supply Current
141
160
mA
PDIS
Power Dissipation
470
580
mW
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