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LTC6602
2
6602fc
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
V+IN to GND................................................................6V
V+A, V+D to GND .........................................................4V
Filter Inputs to GND ....................... –0.3V to V+IN + 0.3V
All Other Pins to GND.............. –0.3V to V+A, V+D + 0.3V
Output Short-Circuit Duration .......................... Indefinite
Operating Temperature Range (Note 2)
LTC6602CUF ........................................ –40°C to 85°C
LTC6602IUF ......................................... –40°C to 85°C
Specified Temperature Range (Note 3)
LTC6602CUF ............................................ 0°C to 70°C
LTC6602IUF ......................................... –40°C to 85°C
Storage Temperature Range................... –65°C to 150°C
(Note 1)
24 23 22 21 20 19
7
8
9
TOP VIEW
UF PACKAGE
24-LEAD (4mm × 4mm) PLASTIC QFN
10 11 12
6
5
4
3
2
1
13
14
15
16
17
18
V+IN
V+A
VOCM
RBIAS
CLKCNTL
LPF1(CS)
–OUTA
SER
V+D
CLKIO
GND
+OUTB
+INA
–INA
GAIN1
GAIN0(D0)
MUTE
+OUT
A
+INB
–INB
LPFO(SCLK)
HPF1(SDI)
HPFO(SDO)
–OUTB
25
TJMAX = 150°C, θJA = 37°C/W
EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO THE PCB.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Filter Gain Either Channel
Gain = 0dB
External Clock = 90MHz, Highpass Filter Cutoff = 45kHz,
Lowpass Filter Cutoff = 300kHz, VIN = 3.6VP-P
fIN = 22.5kHz
fIN = 45kHz
fIN = 150kHz
fIN = 300kHz
fIN = 900kHz
l
–1.8
0.1
–2.7
–32
–1.2
0.5
–2
–44
–30
–0.8
0.8
–1.2
–43
dB
Matching of Filter Gain
External Clock = 90MHz, Highpass Filter Cutoff = 45kHz,
Lowpass Filter Cutoff = 300kHz, VIN = 3.6VP-P
fIN = 45kHz
fIN = 150kHz
fIN = 300kHz
l
±0.2
dB
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
SPECIFIED TEMPERATURE RANGE
LTC6602CUF#PBF
LTC6602CUF#TRPBF
6602
24-Lead (4mm × 4mm) Plastic QFN
0°C to 70°C
LTC6602IUF#PBF
LTC6602IUF#TRPBF
6602
24-Lead (4mm × 4mm) Plastic QFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. V+A = V+D = V+IN = 3V, VICM = VOCM = 1.5V, Gain = 0dB, lowpass cutoff =
300kHz, highpass cutoff = 45kHz, internal clocking with RBIAS = 54.9k unless otherwise noted.