LTC2234 Datasheet, PDF (4/24 Pages) Linear Technology – 10-Bit, 135Msps ADC

LTC2234
UU
U
I TER AL REFERE CE CHARACTERISTICS (Note 4)
PARAMETER
V_CM Output Voltage
V_CM Output Tempco
V_CM Line Regulation
V_CM Output Resistance
CONDITIONS
I_OUT = 0
3.1V < V_DD < 3.5V
–1mA < I_OUT < 1mA
MIN
1.570
TYP
1.600
±25
3
4
MAX
1.630
UNITS
V
ppm/°C
mV/V
Ω
DIGITAL I PUTS A D DIGITAL OUTPUTS The ● denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T_A = 25°C. (Note 4)
SYMBOL
PARAMETER
ENCODE INPUTS (ENC⁺, ENC^–)
CONDITIONS
MIN TYP MAX UNITS
V_ID
Differential Input Voltage
V_ICM
Common Mode Input Voltage
Internally Set
Externally Set (Note 7)
● 0.2
V
1.6
V
● 1.1
1.6
2.5
V
R_IN
Input Resistance
C_IN
Input Capacitance
LOGIC INPUTS (OE, SHDN)
(Note 7)
6
kΩ
3
pF
V_IH
V_IL
I_IN
C_IN
LOGIC OUTPUTS
High Level Input Voltage
Low Level Input Voltage
Input Current
Input Capacitance
V_DD = 3.3V
V_DD = 3.3V
V_IN = 0V to V_DD
(Note 7)
●2
V
●
0.8
V
● –10
10
µA
3
pF
OV_DD = 3.3V
C_OZ
I_SOURCE
I_SINK
V_OH
V_OL
OV_DD = 2.5V
V_OH
V_OL
OV_DD = 1.8V
V_OH
V_OL
Hi-Z Output Capacitance
Output Source Current
Output Sink Current
High Level Output Voltage
Low Level Output Voltage
High Level Output Voltage
Low Level Output Voltage
High Level Output Voltage
Low Level Output Voltage
OE = High (Note 7)
V_OUT = 0V
V_OUT = 3.3V
I_O = –10µA
I_O = –200µA
I_O = 10µA
I_O = 1.6mA
I_O = –200µA
I_O = 1.6mA
I_O = –200µA
I_O = 1.6mA
3
pF
50
mA
50
mA
3.295
V
● 3.1
3.29
V
0.005
V
●
0.09 0.4
V
2.49
V
0.09
V
1.79
V
0.09
V
2234fa
4