Datasheet

6
LTC1293/LTC1294/LTC1296
129346fs
LTC1296 SSO Source Current vs
V
CC
– V
SSO
CCHARA TERIST
ICS
UW
AT
Y
P
I
CA
LPER
F
O
R
C
E
Maximum Clock Rate vs Source
ResistanceD
OUT
Delay Time vs Temperature
CYCLE TIME (µs)
10
MAXIMUM R
FILTER
** (Ω)
100
1k
10k
10
1k
10k
LTC1293 G12
1
100
+
–
+V
IN
C
FILTER
≥1µF
R
FILTER
Maximum Filter Resistor vs Cycle
Time
Sample and Hold Acquisition
Time vs Source Resistance
R
SOURCE
+ (Ω)
100
1
S & H AQUISITION TIME TO 0.02% (µs)
10
100
1000 10000
LTC1292 G13
+
–
V
IN
R
SOURCE
+
V
REF
= 5V
V
CC
= 5V
T
A
= 25°C
0V TO 5V INPUT STEP
Input Channel leakage Current vs
Temperature
AMBIENT TEMPERATURE (°C)
–50
0
INPUT CHANNEL LEAKAGE CURRENT (nA)
100
300
400
500
1000
700
–10
30
50 130
LTC1293 G14
200
800
900
600
–30 10
70 90
110
ON CHANNEL
OFF CHANNEL
GUARANTEED
Noise Error vs Reference Voltage
REFERENCE VOLTAGE (V)
0
0
PEAK-TO-PEAK NOISE ERROR (LSB)
0.25
0.75
1.00
1.25
2
4
5
2.25
0.50
13
1.50
1.75
2.00
LTC1293 G15
LTC1293/4/6 NOISE = 200µV
p-p
LTC1296 SSO Sink Current vs
V
SSO
100
0.2
MAXIMUM CLK FREQUENCY* (MHz)
0.4
0.6
0.8
1.0
1k 10k 100k
LTC1293 G11
0
V
CC
= 5V
V
REF
= 5V
CLK = 1MHz
R
SOURCE
– (Ω)
+
–
+IN
–IN
+V
IN
R
SOURCE
–
* MAXIMUM CLK FREQUENCY REPRESENTS THE CLK
FREQUENCY AT WHICH A 0.1LSB SHIFT IN THE ERROR
AT ANY CODE TRANSITION FROM ITS 1MHz VALUE IS
FIRST DETECTED.
** MAXIMUM R
FILTER
REPRESENTS THE FILTER RESISTOR
VALUE AT WHICH A 0.1LSB CHANGE IN FULL SCALE ERROR
FROM ITS VALUE AT R
FILTER
= 0Ω IS FIRST DETECTED.
0
I
SINK
(µA)
300
400
500
0.8
LTC1293 G17
200
100
0
0.2
0.4
0.6
1.0
V
CC
= 5V
V
SSO
VOLTAGE (V)
0
I
SOURCE
(µA)
300
400
500
0.4
LTC1293 G16
200
0
0.1
0.2
0.3
0.5
0.70.6
V
CC
= 5V
100
V
CC
– V
SSO
VOLTAGE (V)
AMBIENT TEMPERATURE (°C)
–50
D
OUT
DELAY TIME FROM CLK↓ (ns)
150
200
250
50
LTC1293 G10
100
0
–25
0
25
75
125100
V
CC
= 5V
50
MSB FIRST DATA
LSB FIRST DATA