Datasheet

LTC2225
4
2225fa
DIGITAL I PUTS A D DIGITAL OUTPUTS
UU
The ● denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
A
= 25°C. (Note 4)
POWER REQUIRE E TS
WU
The ● denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at T
A
= 25°C. (Note 8)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
DD
Analog Supply Voltage (Note 9) ● 2.7 3 3.4 V
OV
DD
Output Supply Voltage (Note 9) ● 0.5 3 3.6 V
I
VDD
Supply Current ● 20 23 mA
P
DISS
Power Dissipation ● 60 69 mW
P
SHDN
Shutdown Power SHDN = H, OE = H, No CLK 2 mW
P
NAP
Nap Mode Power SHDN = H, OE = L, No CLK 15 mW
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
LOGIC INPUTS (CLK, OE, SHDN)
V
IH
High Level Input Voltage V
DD
= 3V ● 2V
V
IL
Low Level Input Voltage V
DD
= 3V ● 0.8 V
I
IN
Input Current V
IN
= 0V to V
DD
● –10 10 µA
C
IN
Input Capacitance (Note 7) 3 pF
LOGIC OUTPUTS
OV
DD
= 3V
C
OZ
Hi-Z Output Capacitance OE = High (Note 7) 3 pF
I
SOURCE
Output Source Current V
OUT
= 0V 50 mA
I
SINK
Output Sink Current V
OUT
= 3V 50 mA
V
OH
High Level Output Voltage I
O
= –10µA 2.995 V
I
O
= –200µA ● 2.7 2.99 V
V
OL
Low Level Output Voltage I
O
= 10µA 0.005 V
I
O
= 1.6mA ● 0.09 0.4 V
OV
DD
= 2.5V
V
OH
High Level Output Voltage I
O
= –200µA 2.49 V
V
OL
Low Level Output Voltage I
O
= 1.6mA 0.09 V
OV
DD
= 1.8V
V
OH
High Level Output Voltage I
O
= –200µA 1.79 V
V
OL
Low Level Output Voltage I
O
= 1.6mA 0.09 V