Datasheet

LTC6909
5
6909fa
Supply Current vs Temperature
Typical Output Resistance
vs Supply Voltage
Output Rise/Fall Time
vs Supply Voltage
typicAl perForMAnce chArActeristics
Jitter vs R
SET
Output Operating at 3.33MHz
Output Operating at 6.66MHz
Output Frequency Spectrum
SSFM Enable and Disabled
SUPPLY VOLTAGE (V)
3
20
OUTPUT RESISTANCE (Ω)
30
50
60
70
4.2 4.4 4.6 4.8
110
6909 G08
40
3.22.8 3.4 3.6 3.8 4 5
80
90
100
R
SET
(Ω)
10k
0
JITTER (% P-P)
0.4
0.8
1.2
0.2
0.6
1.0
100k 1M 10M
6909 G10
C
LOAD
= 5pF
V
+
= 2.7V, DIV = 8
V
+
= 5V, DIV = 8
V
+
= 5V, DIV = 3
V
+
= 2.7V, DIV = 3
–100
0
2.5 MHz
10dB/DIV
FREQUENCY (200kHz/DIV)
6909 G13
RES BW = 9kHz
SSFM DISABLED
SSFM ENABLED
(N = 16)
SUPPLY VOLTAGE (V)
OUTPUT RISE/FALL TIME (ns)
6909 G09
2.7 3.2 3.7 4.2 4.7 5.2
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
FALL TIME
RISE TIME
C
LOAD
= 5pF
T
A
= 25°C
R
LOAD
= 5k
500mV/DIV
50ns/DIV
V
+
= 3.3V
C
LOAD
= 15pF
R
LOAD
= 5k
6909 G11
1V/DIV
50ns/DIV
V
+
= 5V
C
LOAD
= 15pF
R
LOAD
= 5k
6909 G12
TEMPERATURE (°C)
–20
400
SUPPLY CURRENT (µA)
450
500
550
60 80 100
700
6909 G07
–40 0 20 40 120
600
650
V
+
= 2.7V
V
+
= 5V
R
SET
= 100k
PH = 3
C
LOAD
= 5pF
SSFM DISABLED