LTC2203/LTC2202
5
22032fd
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCM Output Voltage
IOUT = 0
1.15
1.25
1.35
V
VCM Output Tempco
IOUT = 0
±40
ppm/°C
VCM Line Regulation
3.135V ≤ VDD ≤ 3.465V
1
mV/ V
VCM Output Resistance
1mA ≤ | IOUT | ≤ 1mA
2
Ω
COMMON MODE BIAS CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LOGIC INPUTS (CLK, OE, DITH, PGA, SHDN, RAND)
VIH
High Level Input Voltage
VDD = 3.3V
l
2V
VIL
Low Level Input Voltage
VDD = 3.3V
l
0.8
V
IIN
Digital Input Current
VIN = 0V to VDD
l
±10
μA
CIN
Digital Input Capacitance
(Note 7)
1.5
pF
LOGIC OUTPUTS
OVDD = 3.3V
VOH
High Level Output Voltage
VDD = 3.3V
IO = –10μA
IO = –200μA
l
3.1
3.299
3.29
V
VOL
Low Level Output Voltage
VDD = 3.3V
IO = 160μA
IO = 1.6mA
l
0.01
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 = –200μA
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 = –200μA
1.79
V
VOL
Low Level Output Voltage
VDD = 3.3V
IO = 1.60mA
0.1
V
DIGITAL INPUTS AND DIGITAL OUTPUTS
SYMBOL
PARAMETER
CONDITIONS
MIN
LTC2203
TYP
MAX
MIN
LTC2202
TYP
MAX
UNITS
SFDR
Spurious Free
Dynamic Range
at –25dBFS
Dither “ON”
1MHz Input (2.5V Range, PGA = 0)
1MHz Input (1.667V Range, PGA = 1)
115
dBFS
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (1.667V Range, PGA = 1)
l
100
115
100
115
dBFS
12.5MHz Input (2.5V Range, PGA = 0)
12.5MHz Input (1.667V Range, PGA = 1)
115
dBFS
30MHz Input (2.5V Range, PGA = 0)
30MHz Input (1.667V Range, PGA = 1)
115
dBFS
70MHz Input (2.5V Range, PGA = 0)
70MHz Input (1.667V Range, PGA = 1)
110
dBFS
DYNAMIC ACCURACY The l denotes the specications which apply over the full operating temperature range,
otherwise specications are at TA = 25°C. AIN = –1dBFS. (Note 4)
The
l denotes the specications which apply over
the full operating temperature range, otherwise specications are at TA = 25°C. (Note 4)
The
l denotes the specications which apply over the
full operating temperature range, otherwise specications are at TA = 25°C. (Note 4)