Datasheet

LTC6420-20
2
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ABSOLUTE MAXIMUM RATINGS
Supply Voltage (V
+
– V
–
) .........................................3.6V
Input Current (Note 2) ..........................................±10mA
Operating Temperature Range (Note 3)...–40°C to 85°C
Specifi ed Temperature Range (Note 4) ....–40°C to 85°C
Storage Temperature Range ...................–65°C to 150°C
Maximum Junction Temperature........................... 150°C
Output Short Circuit Duration........................... Indefi nite
(Note 1)
20 19 18 17
7 8
TOP VIEW
21
V
–
UDC PACKAGE
20-LEAD (3mm × 4mm) PLASTIC QFN
9 10
6
5
4
3
2
1
11
12
13
14
15
16
+INA
–INA
V
–
V
–
–INB
+INB
–OUTA
V
+
A
V
–
V
–
V
+
B
–OUTB
V
+
A
V
OCMA
ENABLEA +OUTA
V
+
B
V
OCMB
ENABLEB
+OUTB
T
JMAX
= 150°C, θ
JA
= 43°C/W, θ
JC
= 5°C/W
EXPOSED PAD (PIN 21) IS V
–
, MUST BE SOLDERED TO PCB
ORDER INFORMATION
PART NUMBER
GAIN
(dB)
GAIN
(V/V)
Z
IN
(DIFFERENTIAL)
(Ω)
SINGLE DUAL COMMENT
LTC6400-8 8 2.5 400 Lowest Distortion
LTC6400-14 14 5 200 Lowest Distortion
LTC6400-20 LTC6420-20 20 10 200 Lowest Distortion
LTC6400-26 26 20 50 Lowest Distortion
LTC6401-8 8 2.5 400 Lowest Power
LTC6401-14 14 5 200 Lowest Power
LTC6401-20 LTC6421-20 20 10 200 Lowest Power
LTC6401-26 26 20 50 Lowest Power
PIN CONFIGURATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION SPECIFIED TEMPERATURE RANGE
LTC6420CUDC-20#PBF LTC6420CUDC-20#TRPBF LDDM
20-Lead (3mm × 4mm) Plastic QFN
0°C to 70°C
LTC6420IUDC-20#PBF LTC6420IUDC-20#TRPBF LDDM
20-Lead (3mm × 4mm) Plastic QFN
–40°C to 85°C
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/
SELECTOR GUIDE