ltc1569-7 Linear Technology Corporation, ltc1569-7 Datasheet - Page 2

• Manufacturer Part Number: ltc1569-7
• Description: Linear Phase, Dc Accurate, Tunable 10th Order Lowpass Filter
• Manufacturer: Linear Technology Corporation

A
(Note 1)
Total Supply Voltage ................................................ 11V
Power Dissipation .............................................. 500mW
Operating Temperature
Storage Temperature ............................ – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
LTC1569-7
The
V
PARAMETER
Filter Gain
Filter Phase
Filter Cutoff Accuracy
when Self-Clocked
Filter Output DC Swing
ELECTRICAL C
2
S
BSOLUTE
LTC1569C ............................................... 0 C to 70 C
LTC1569I ............................................ – 40 C to 85 C
= 3V (V
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T
+
= 3V, V
–
W
= 0V), f
CONDITIONS
V
f
R
V
f
Pin 6 Shorted to Pin 4, External Clock f
V
f
Pin 4, External Clock
R
V
V
V
V
CUTOFF
CUTOFF
CUTOFF
S
EXT
S
S
EXT
S
S
S
S
A
= 5V, f
= 2.7V, f
= 2.7V, f
= 3V, Pin 5 Shorted to Pin 4
= 3V, Pin 3 = 1.11V
= 5V, Pin 3 = 2V
= 5V
HARA TERISTICS
= 5k, Pin 5 Shorted to Pin 4
= 10.24k from Pin 6 to Pin 7,
XI
CUTOFF
= 256kHz, V
= 31.25kHz, V
= 125kHz, Pin 6 Shorted to
CLK
W
CLK
CLK
= 8.192MHz,
U
= 128kHz, R
= 1MHz,
= 4MHz,
C
W
IN
IN
= 2.5V
R
= 1V
A
LOAD
P-P
P-P
TI
,
,
U
= 10k unless otherwise specified.
G
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
LTC1569C
LTC1569I
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
S
= 5120Hz = 0.02 • f
= 51.2kHz = 0.2 • f
= 128kHz = 0.5 • f
= 204.8kHz = 0.8 • f
= 256kHz = f
= 256kHz = f
= 384kHz = 1.5 • f
= 512kHz = 2 • f
= 768kHz = 3 • f
= 625Hz = 0.02 • f
= 6.25kHz = 0.2 • f
= 15.625kHz = 0.5 • f
= 25kHz = 0.8 • f
= 31.25kHz = f
= 46.875kHz = 1.5 • f
= 62.5kHz = 2 • f
= 93.75kHz = 3 • f
= 2500Hz = 0.02 • f
= 25kHz = 0.2 • f
= 62.5kHz = 0.5 • f
= 100kHz = 0.8 • f
= 125kHz = f
= 187.5kHz = 1.5 • f
Consult factory for Military grade parts.
PACKAGE/ORDER I FOR ATIO
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
CUTOFF
GND
, LTC1569C
, LTC1569I
T
CUTOFF
CUTOFF
IN
IN
CUTOFF
CUTOFF
V
JMAX
CUTOFF
CUTOFF
+
–
–
= 125 C,
1
2
3
4
8-LEAD PLASTIC SO
S8 PACKAGE
TOP VIEW
JA
= 80 C/W (Note 6)
8
7
6
5
OUT
V
R
DIV/CLK
+
X
– 0.10
– 0.25
– 0.50
– 0.08
– 0.25
– 0.50
– 0.75
– 114
– 1.1
– 5.7
– 6.2
– 3.3
MIN
– 85
155
1.9
3.7
8.4
8.0
78
U
125kHz 1%
– 0.15
– 0.41
– 0.65
– 0.15
– 0.40
– 0.65
– 3.15
–112
0.00
– 3.8
– 3.8
0.00
TYP
– 58
– 62
– 67
– 57
– 60
– 66
– 83
– 95
–11
158
2.1
3.9
8.6
80
ORDER PART
LTC1569CS8-7
LTC1569IS8-7
MARKING
NUMBER
S8 PART
W
15697
1569I7
– 0.05
– 0.25
– 0.40
– 0.05
– 0.30
– 0.50
MAX
–110
0.10
– 2.3
– 2.0
0.12
– 3.0
– 48
– 54
– 64
– 52
– 54
– 58
– 81
161
A
82
= 25 C.
UNITS
U
V
V
V
V
V
V
V
Deg
Deg
Deg
Deg
Deg
Deg
P-P
P-P
P-P
P-P
P-P
P-P
P-P
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB