
LTC6906
4
6906fc
TYPICAL PERFORMANCE CHARACTERISTICS
Typical Supply Current
vs Load Capacitance
VSET vs Temperature (VSET is the
Voltage Measured at the RSET Pin)
Typical Supply Current
vs Temperature, 1MHz
Typical Frequency Error
vs Power Supply
Typical Supply Current
vs Frequency
Typical Frequency Error vs RSET
Typical Supply Current
vs Temperature, 100kHz
Typical Frequency Error
vs Temperature
SUPPLY VOLTAGE (V)
2.25
–0.50
FREQUENCY
ERROR
(%)
–0.40
–0.20
–0.10
0
0.50
0.20
3
4
RSET = 1M
RSET = 100k
6906 G01
–0.30
0.30
0.40
0.10
5
TEMPERATURE (°C)
–50
–5
FREQUENCY
ERROR
(%)
–4
–2
–1
0
2
–30
50
90
6906 G02
–3
1
30
130 150
–10 10
70
110
RSET = 100k
RSET = 1M
3.6V
2.25V
RSET (kΩ)
0
–0.50
ERROR
(%)
–0.30
–0.10
0.10
200
400
600
800
6906 G03
1000
0.30
0.50
–0.40
–0.20
0
0.20
0.40
1200
V+ = 5V
V+ = 2.25V
FREQUENCY (kHz)
0
POWER
SUPPLY
CURRENT
(A)
10
30
40
50
800
90
6906 G04
20
400
200
1000
600
1200
60
70
80
V+ = 3.6V
V+ = 2.25V
CL = 5pF
TA = 25°C
LOAD CAPACITANCE (pF)
0
POWER
SUPPLY
CURRENT
(A)
20
60
80
100
200
140
10
20
6906 G05
40
160
180
120
30
40
1MHz, 3.6V
TA = 25C
100kHz, 3.6V
1MHz, 2.25V
100kHz, 2.25V
TEMPERATURE (°C)
–60
SET
PIN
VOLTAGE
(V)
0.60
0.70
0.80
100
6906 G06
0.50
0.40
0.55
0.65
0.75
0.45
0.35
0.30
–20
–40
20
0
60 80
120
40
140
VSET AT
V+ = 3.6V
VSET AT
V+ = 2.25V
RSET = 100k
TEMPERATURE (°C)
–50
SUPPLY
CURRENT
(A)
14
16
18
110
6906 G08
12
10
13
15
17
11
9
8
–10
–30
30
10
70 90
130
50
150
ISUPPLY AT V
+ = 3.6V
ISUPPLY AT V
+ = 2.25V
CL = 5pF
TEMPERATURE (°C)
–60
55
SUPPLY
CURRENT
(A)
60
70
75
80
90
–40
40
80
6906 G07
65
85
20
120 140
–20 0
60
100
ISUPPLY AT V
+ = 3.6V
ISUPPLY AT V
+ = 2.25V
CL = 5pF