LTC1273
LTC1275/LTC1276
DIGITAL I PUTS A D DIGITAL OUTPUTS The ● denotes the specifications which apply over the
full operating temperature range, otherwise specfications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
LTC1273A/LTC1275A/LTC1276A
LTC1273B/LTC1275B/LTC1276B
MIN TYP MAX UNITS
VIH
High Level Input Voltage
VDD = 5.25V
●
2.4
V
VIL
Low Level Input Voltage
VDD = 4.95V
●
0.8
V
IIN
Digital Input Current
VIN = 0V to VDD
●
± 10
µA
CIN
Digital Input Capacitance
5
pF
VOH
High Level Output Voltage
VDD = 4.95V
IO = – 10µA
IO = – 200µA
4.7
V
●
4.0
V
VOL
Low Level Output Voltage
VDD = 4.95V
IO = 160µA
IO = 1.6mA
0.05
V
●
0.10 0.4
V
IOZ
High Z Output Leakage D11-D0/8
VOUT = 0V to VDD, CS High
●
± 10
µA
COZ
High Z Output Capacitance D11-D0/8
CS High (Note 9 )
●
15
pF
ISOURCE Output Source Current
VOUT = 0V
– 10
mA
ISINK
Output Sink Current
VOUT = VDD
10
mA
WU
POWER REQUIRE E TS The ● denotes the specifications which apply over the full operating temperature
range, otherwise specfications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
LTC1273A/LTC1275A/LTC1276A
LTC1273B/LTC1275B/LTC1276B
MIN TYP MAX UNITS
VDD
Positive Supply Voltage
LTC1273/LTC1276 (Notes 10, 11)
LTC1275 (Note 10)
4.95
5.25
V
4.75
5.25
V
VSS
Negative Supply Voltage
LTC1275 (Note 10)
LTC1276 (Notes 10, 11)
– 2.45
– 4.95
– 5.25
V
– 5.25
V
IDD
Positive Supply Current
●
15
25
mA
ISS
Negative Supply Current
LTC1275/LTC1276
●
0.065 0.200
mA
PD
Power Dissipation
75
mW
WU
TI I G CHARACTERISTICS The ● denotes the specifications which apply over the full operating temperature
range, otherwise specfications are at TA = 25°C. See Timing Characteristics Figures (Note 5)
SYMBOL
PARAMETER
CONDITIONS
LTC1273A/LTC1275A/LTC1276A
LTC1273B/LTC1275B/LTC1276B
MIN TYP MAX UNITS
fSAMPLE(MAX) Maximum Sampling Frequency
(Note 10)
Commercial
Military
●
300
kHz
●
250
kHz
tCONV
Conversion Time
Commercial
Military
●
2.7
µs
●
3.0
µs
t1
CS to RD Setup Time
t2
RD to BUSY Delay
CL = 50pF
Commercial
Military
●
0
ns
80
190
ns
●
230
ns
●
270
ns
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