Datasheet

3
®
PGA204/205
SPECIFICATIONS
ELECTRICAL
At T
A
= +25°C, V
S
= ±15V, and R
L
= 2k unless otherwise noted.
INPUT
Offset Voltage, RTI T
A
=+25°C ±10+20/G ±50+100/G ±25+30/G ±125+500/G µV
vs Temperature T
A
=T
MIN
to T
MAX
±0.1+0.5/G ±0.25+5/G ±0.25+5/G ±1+10/G µV/°C
vs Power Supply V
S
=±4.5V to ±18V 0.5+2/G 3+10/G * * µV/V
Long-Term Stability ±0.2+0.5/G * µV/mo
Impedance, Differential 10
10
||6 * ||pF
Common-Mode 10
10
||6 * ||pF
Input Common-Mode Range V
O
=0V (see text) ±10.5 ±12.7 * * V
Safe Input Voltage ±40 * V
Common-Mode Rejection V
CM
=±10V, R
S
=1k
G=1 80 94 75 88 dB
G=2 85 100 80 94 dB
G=4 90 106 85 100 dB
G=8 95 112 89 106 dB
BIAS CURRENT ±0.5 ±2*±5nA
vs Temperature ±8 * pA/°C
Offset Current ±0.5 ±2**nA
vs Temperature ±8 * pA/°C
Noise Voltage, RTI
(1)
: f=10Hz G=8, R
S
=0 19 * nV/Hz
f=100Hz G=8, R
S
=0 15 * nV/Hz
f=1kHz G=8, R
S
=0 15 * nV/Hz
f
B
=0.1Hz to 10Hz G=8, R
S
=0 0.5 * µVp-p
Noise Current
f=10Hz 0.4 * pA/Hz
f=1kHz 0.2 * pA/Hz
f
B
=0.1Hz to 10Hz 18 * pAp-p
GAIN, Error G=1 ±0.005 ±0.024 * ±0.05 %
G=2 ±0.01 ±0.024 * ±0.05 %
G=4 ±0.01 ±0.024 * ±0.05 %
G=8 ±0.01 ±0.024 * ±0.05 %
Gain vs Temperature G=1 to 8 ±2.5 ±10 * * ppm/°C
Nonlinearity G=1 ±0.00024 ±0.001 * ±0.002 % of FSR
G=2 ±0.00024 ±0.002 * ±0.004 % of FSR
G=4 ±0.00024 ±0.002 * ±0.004 % of FSR
G=8 ±0.00024 ±0.002 * ±0.004 % of FSR
OUTPUT
Voltage, Positive
(2)
I
O
=5mA, T
MIN
to T
MAX
(V+)–1.5 (V+)–1.3 * * V
Negative
(2)
I
O
=–5mA, T
MIN
to T
MAX
(V–)+1.5 (V–)+1.3 * * V
Load Capacitance Stability 1000 * pF
Short Circuit Current +23/–17 * mA
FREQUENCY RESPONSE
Bandwidth, –3dB G=1 1 * MHz
G=2 400 * kHz
G=4 200 * kHz
G=8 100 * kHz
Slew Rate V
O
=±10V, G=8 0.3 0.7 * * V/µs
Settling Time
(3)
, 0.1% G=1 22 * µs
G=2 22 * µs
G=4 23 * µs
G=8 23 * µs
0.01% G=1 23 * µs
G=2 23 * µs
G=4 25 * µs
G=8 28 * µs
Overload Recovery 50% overdrive 70 * µs
DIGITAL LOGIC INPUTS
Digital Ground Voltage, V
DG
V– (V+)–4 * * V
Digital Low Voltage V– V
DG
+0.8V * * V
Digital Low Current 1 * µA
Digital High Voltage V
DG
+2 V+ * * V
POWER SUPPLY, Voltage ±4.5 ±15 ±18***V
Current V
IN
=0V +5.2/–4.2 ±6.5 * ±7.5 mA
TEMPERATURE RANGE
Specification –40 +85 * * °C
Operating –40 +125 * * °C
θ
JA
80 * °C/W
PGA205BP, BU PGA205AP, AU
PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
PGA205 G=1, 2, 4, 8V/V
* Specification same as PGA204BP.
NOTES: (1) Input-referred noise voltage varies with gain. See typical curves. (2) Output voltage swing is tested for ±10V min on ±11.4V power supplies. (3) Includes
time to switch to a new gain.