AD9398
Rev. 0 | Page 3 of 44
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
V
DD
, V
D
= 3.3 V, DV
DD
= PV
DD
= 1.8 V, ADC clock = maximum.
Table 1.
AD9398KSTZ-100 AD9398KSTZ-150
Parameter Temp Test Level Min Typ Max Min Typ Max Unit
DIGITAL INPUTS (5 V TOLERANT)
Input Voltage, High (V
IH
) Full VI 2.6 2.6 V
Input Voltage, Low (V
IL
) Full VI 0.8 0.8 V
Input Current, High (I
IH
) Full V −82 −82 μA
Input Current, Low (I
IL
) Full V 82 82 μA
Input Capacitance 25°C V 3 3 pF
DIGITAL OUTPUTS
Output Voltage, High (V
OH
) Full VI V
DD
− 0.1 V
DD
− 0.1 V
Output Voltage, Low (V
OL
) Full VI 0.4 0.4 V
Duty Cycle, DATACK Full V 45 50 55 45 50 55 %
Output Coding Binary Binary
THERMAL CHARACTERISTICS
θ
JA
Junction-to-Ambient V 35 35 °C/W
DIGITAL INTERFACE ELECTRICAL CHARACTERISTICS
V
DD
= V
D
=3.3 V, DV
DD
= PV
DD
= 1.8 V, ADC clock = maximum.
Table 2.
AD9398KSTZ-100 AD9398KSTZ-150
Parameter Test Level Conditions Min Typ Max Min Typ Max Unit
RESOLUTION 8 8 Bit
DC DIGITAL I/O SPECIFICATIONS
High-Level Input Voltage (V
IH
) VI 2.5 2.5 V
Low-Level Input Voltage (V
IL
) VI 0.8 0.8 V
High-Level Output Voltage (V
OH
) VI V
DD
− 0.1 V
Low-Level Output Voltage (V
OL
) VI V
DD
− 0.1 0.1 0.1 V
DC SPECIFICATIONS
Output High Level IV Output drive = high 36 36 mA
(I
OHD
) (V
OUT
= V
OH
) IV Output drive = low 24 24 mA
Output Low Level IV Output drive = high 12 12 mA
I
OLD
, (V
OUT
= V
OL
) IV Output drive = low 8 8 mA
DATACK High Level IV Output drive = high 40 40 mA
V
OHC
, (V
OUT
= V
OH
) IV Output drive = low 20 20 mA
DATACK Low Level IV Output drive = high 30 30 mA
V
OLC
, (V
OUT
= V
OL
) IV Output drive = low 15 15 mA
Differential Input Voltage, Single-
Ended Amplitude
IV 75 700 75 700 mV