Datasheet
LTC1250
2
1250fb
ABSOLUTE AXI U RATI GS
W
WW
U
(Note 1)
Total Supply Voltage (V
+
to V
–
) ............................. 18V
Input Voltage ........................ (V
+
+ 0.3V) to (V
–
– 0.3V)
Output Short Circuit Duration ......................... Indefinite
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec.)................ 300°C
WU
U
PACKAGE
/
O
RDER I FOR ATIO
LTC1250M LTC1250C
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
V
OS
Input Offset Voltage T
A
= 25°C (Note 2) ±5 ±10 ±5 ±10 µV
∆V
OS
Average Input Offset Drift (Note 2) ● ±0.01 ±0.05 ±0.01 ±0.05 µV/°C
Long Term Offset Drift 50 50 nV/√Mo
e
n
Input Noise Voltage (Note 3) T
A
= 25°C, 0.1Hz to 10Hz 0.75 1.0 0.75 1.0 µV
P-P
T
A
= 25°C, 0.1Hz to 1Hz 0.2 0.2 µV
P-P
i
n
Input Noise Current f = 10Hz 4.0 4.0 fA/√Hz
I
B
Input Bias Current T
A
= 25°C (Note 4) ±50 ±150 ±50 ±200 pA
● ±950 ±450 pA
I
OS
Input Offset Current T
A
= 25°C (Note 4) ±100 ±300 ±100 ±400 pA
● ±500 ±500 pA
CMRR Common Mode Rejection Ratio V
CM
= –4V to 3V ● 110 130 110 130 dB
PSRR Power Supply Rejection Ratio V
S
= ±2.375V to ±8V ● 115 130 115 130 dB
A
VOL
Large-Signal Voltage Gain R
L
= 10k, V
OUT
= ±4V ● 125 170 125 170 dB
Maximum Output Voltage Swing R
L
= 1k ● ±4.0 4.3/–4.7 ±4.0 4.3/–4.7 V
R
L
= 100k ±4.92 ±4.95 V
SR Slew Rate R
L
= 10k, C
L
= 50pF 10 10 V/µs
GBW Gain-Bandwidth Product 1.5 1.5 MHz
I
S
Supply Current No Load, T
A
= 25°C 3.0 4.0 3.0 4.0 mA
● 7.0 5.0 mA
Operating Temperature Range
LTC1250M (OBSOLETE) ............ –55°C to 125°C
LTC1250C .......................................... 0°C TO 70°C
1
2
3
4
8
7
6
5
TOP VIEW
NC
–IN
+IN
V
–
NC
V
+
OUT
NC
N8 PACKAGE
8-LEAD PLASTIC DIP
ORDER PART
NUMBER
LTC1250CN8
T
JMAX
= 110°C, θ
JA
= 130°CW
OBSOLETE PACKAGE
J8 PACKAGE
8-LEAD CERAMIC DIP
T
JMAX
= 150°C, θ
JA
= 100°CW (J8)
LTC1250MJ8
LTC1250CJ8
ORDER PART
NUMBER
LTC1250CS8
T
JMAX
= 110°C, θ
JA
= 200°CW
S8 PART MARKING
1250
Consider the N8 or S8 for Alternative Source
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the full operating
temperature range, V
IN
= ±5V, otherwise specifications are at T
A
= 25°C.
1
2
3
4
8
7
6
5
TOP VIEW
S8 PACKAGE
8-LEAD PLASTIC SO
NC
–IN
+IN
V
–
NC
V
+
OUT
NC