lf398 NXP Semiconductors, lf398 Datasheet - Page 3

• Manufacturer Part Number: lf398
• Description: Sample-and-hold Amplifiers
• Manufacturer: NXP Semiconductors

1. The maximum junction temperature of the LF398 is 150 C. When operating at elevated ambient temperature, the packages must be
2. Although the differential voltage may not exceed the limits given, the common-mode voltage on the logic pins must always be at least 2V
3. Derate above 25 C, at the following rates:
Philips Semiconductors
FUNCTIONAL DIAGRAM
ABSOLUTE MAXIMUM RATINGS
NOTES:
2001 Aug 03
V
T
T
V
T
amb
stg
SOLD
S
IN
Sample-and-hold amplifier
REFERENCE
derated based on the thermal resistance specified.
below the positive supply and 3 V above the negative supply.
SYMBOL
LOGIC
LOGIC
INPUT
N package at 9.3 mW/ C
D package at 8.3 mW/ C
3
8
7
Figure 2. Functional Diagram
Supply voltage
Maximum power dissipation
T
Operating ambient temperature range
Storage temperature range
Input voltage
Logic-to-logic reference differential voltage
Output short-circuit duration
Hold capacitor short-circuit duration
Lead soldering temperature (10 sec max)
OFFSET
amb
N package
D package
= 25 C (still-air)
30 k
CAPACITOR
HOLD
3
300
6
+
–
PARAMETER
5
SL00084
OUTPUT
2
3
TYPICAL APPLICATIONS
SAMPLE 5 V
HOLD 0 V
Figure 3. Typical Applications
ANALOG INPUT
Equal to supply voltage
LOGIC
INPUT
-65 to +150
Indefinite
RATING
0 to +70
+7, -30
1040
1160
230
10
3
18
8
V+
S/H
1
7
V–
4
5
6
C
h
LF398
OUTPUT
SL00085
Product data
UNIT
mW
mW
sec
V
V
C
C
C