Datasheet

LTC6994-1/LTC6994-2
6
699412fb
V
SET
Drift vs I
SET
V
SET
Drift vs Supply Voltage
V
SET
vs Temperature
Typical perForMance characTerisTics
V
+
= 3.3V, R
SET
= 200k and T
A
= 25°C unless otherwise noted.
Delay Error vs R
SET
(N
DIV
= 1)
Delay Error vs R
SET
(N
DIV
=1) Delay Error vs DIVCODE
I
SET
(µA)
0
–1.0
0
0.4
0.2
0.6
0.8
1.0
10 15
20
–0.4
–0.2
–0.6
–0.8
5
699412 G16
V
SET
(mV)
REFERENCED TO I
SET
= 10µA
SUPPLY (V)
2
–1.0
0
0.4
0.2
0.6
0.8
1.0
4 5
6
–0.4
–0.2
–0.6
–0.8
3
699412 G17
DRIFT (mV)
REFERENCED TO V
+
= 4V
TEMPERATURE (°C)
–50
0.980
1.000
1.010
1.005
1.015
1.020
0 25 50
100 125
0.995
0.990
0.985
–25
75
699412 G18
V
SET
(V)
3 PARTS
R
SET
(kΩ)
50
–5
ERROR (%)
–3
–1
1
3
100 800400200
699412 G10
5
–4
–2
0
2
4
RISING EDGE DELAY
3 PARTS
Delay Error vs R
SET
(8 ≤ N
DIV
≤ 64)
R
SET
(kΩ)
50
–5
ERROR (%)
–3
–1
1
3
100 800400200
699412 G11
5
–4
–2
0
2
4
3 PARTS
Delay Error vs R
SET
(N
DIV
≥ 512)
R
SET
(kΩ)
50
–5
ERROR (%)
–3
–1
1
3
100 800400200
699412 G12
5
–4
–2
0
2
4
3 PARTS
R
SET
(kΩ)
50
–5
ERROR (%)
–3
–1
1
3
100 800400200
699412 G13
5
–4
–2
0
2
4
FALLING EDGE DELAY
3 PARTS
DIVCODE
0
ERROR (%)
1
3
2 4 6 8
699412 G14
–1
–3
0
2
4
5
–2
–4
–5
10 12
14
LTC6994-1
R
SET
= 50k
3 PARTS
RISING EDGE
DELAY
FALLING EDGE
DELAY
Delay Error vs DIVCODE
DIVCODE
0
ERROR (%)
1
3
2 4 6 8
699412 G15
–1
–3
0
2
4
5
–2
–4
–5
10 12
14
LTC6994-1
R
SET
= 800k
3 PARTS
RISING EDGE
DELAY
FALLING EDGE
DELAY