
2
VFC110
The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes
no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change
without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant
any BURR-BROWN product for use in life support devices and/or systems.
SPECIFICATIONS
At T
A
= +25
°
C and V
S
=
±
15V, unless otherwise noted.
VFC110BG
VFC110AG/SG/AP
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
VOLTAGE-TO-FREQUENCY OPERATION
Nonlinearity
(1)
: f
FS
= 100kHz
f
FS
= 1MHz
f
FS
= 2MHz
f
= 4MHz
Gain Error, f = 1MHz
Gain Drift, f = 1MHz
Relative to V
REF
PSRR
C
OS
= 2.2nF, R
IN
= 44k
C
OS
= 150pF, R
IN
= 40k
C
OS
= 56pF, R
IN
= 34k
C
OS
= (Int), R
IN
= (Int)
C
OS
= 150pF, R
IN
= 40k
Specified Temp Range
Specified Temp Range
V
S
=
±
8V to
±
18V
0.005
0.01
0.02
1
0.01
0.05
0.01
0.05
0.1
%FS
%FS
%FS
%FS
%
ppm/
°
C
ppm/
°
C
%/V
*
*
5
*
50
100
50
100
0.05
0.1
INPUT
Full Scale Input Current
I
B
– (Inverting Input)
I
B
+ (Non-Inverting Input)
V
OS
V
OS
Drift
INTEGRATOR AMPLIFIER OUTPUT
Output Voltage Range
Output Current Drive
Capacitive Load
250
15
250
500
60
*
*
μ
A
nA
nA
mV
μ
V/
°
C
20
*
100
3
3
Specified Temp Range
35
*
R
L
= 2k
–0.2
5
+V
S
– 4
*
*
*
V
20
10
*
mA
nF
No Oscillations
10
COMPARATOR INPUT
I
B
(Input Bias Current)
Trigger Voltage
Input Voltage Range
–5
±
50
*
*
μ
A
mV
V
–5
+V
S
*
*
OPEN COLLECTOR OUTPUT
V
O
Low
I
LEAKAGE
Fall Time
Delay to Rise
Settling Time
0.4
1
*
*
V
μ
A
ns
ns
0.1
25
25
*
*
*
To Specified Linearity for a
Full-Scale Input Step
One Pulse of New Frequency Plus 1
μ
s
REFERENCE VOLTAGE
Voltage
Voltage Drift
Load Regulation
PSRR
Current Limit
4.97
5
5.03
20
10
*
*
*
V
50
*
ppm/
°
C
mV
mV/V
mA
I
O
= 0 to 10mA
V
S
=
±
8V to
±
18V
Short Circuit
2
5
*
*
*
15
20
ENABLE INPUT
V
HIGH
(f
OUT
Enabled)
V
LOW
(f
OUT
Disabled)
I
HIGH
I
LOW
POWER SUPPLY
Voltage,
±
V
S
Current
Specified Temp Range
Specified Temp Range
2
*
V
V
μ
A
μ
A
0.4
*
0.1
1
*
*
±
8
±
15
13
±
18
16
*
*
*
*
*
V
mA
TEMPERATURE RANGE
Specified
AG, BG, AP
SG
Storage
AG, BG, SG
AP
–25
–55
+85
+125
*
*
°
C
°
C
–65
–40
+150
+125
*
*
*
*
°
C
°
C
* Same specifications as VFC110BG.
NOTE: (1) Nonlinearity measured from 1V to 10V input.