PRINTER ON PORT 7 IS UNAVAILABLE - Press ESC to find available printer:
PRINTER FOUND ON LPT
USE THIS PRINTER? (Y/N): * NO OTHER PRINTERS AVAILABLE - Press ESC:
SENDING REPORT TO PRINTER ON
- Please wait: 1 F i l t e r C A D Ver
FILTER DESCRIPTION:
IINDEX FREQUENCY[Hz] GAIN[db] PHASE[degree] GROUP_DELAY[Second]< GAIN_PHASE DATA NOT AVAILABLE, DO GRAPH FIRST - Press ESC: U
PRINTER ON PORT 7 IS UNAVAILABLE - Press ESC to find available printer:
PRINTER FOUND ON LPT
USE THIS PRINTER? (Y/N): * NO OTHER PRINTERS AVAILABLE - Press ESC:
SENDING REPORT TO PRINTER ON
- Please wait: 1 F i l t e r C A D Ver
FILTER DESCRIPTION:
FILTER TYPE:
FILTER RESPONSE:
PASSBAND RIPPLE:
ATTENUATION:
ACTUAL ATTENUATION:
FILTER GAIN:
3 db POINT:
ORDER OF FILTER:
CORNER/CENTER FREQ:
STOP BAND FREQUENCY:
PASS BANDWIDTH:
STOP BANDWIDTH:
ATTENUATION POINT
: 4 POLE/ZERO LOCATIONS FOR FILTER.STAGE Fo Q Fn
INFINITE
OPTIMIZE STRATEGY:
DEVICE:
CLOCK RATIO:
CLOCK FREQUENCY:
FILTER
STAGE MODE
( RESISTORS
(ABSOLUTE VALUES)
(1% VALUES)JSTAGE R1 R2 R3 R4 R5 R6 RG RH RL
NO MODE SELECTED
MODE
THE LAST Fp IS GENERATED BY A CAP OF
CAPS OF
FARADS
uF(knN
ACROSS RG
AND BETWEENA THE JUNCTION OF RH, RL AND THE INV. Vin OF THE LAST OP-AMP
/ NO REPORT AVAILABLE AT THIS TIME - Press ESC: U
FilterCAD STATUS REPORT
SYSTEM STATUS
DESIGN STATUS
DEVICE STATUS
FILTER DESCRIPTION
LPT1:
LPT2:
LPT3:
LPT4:
COM1:
COM2:
COM3:
COM4:
Press % to print GAIN, PHASE and GROUP DELAY
to generate design REPORT
to change DESCRIPTION
to CLEAR Design Timer
to return to MAIN MENU
Enter Selection:
CO-PROCESSOR:
NOT PRESENT
80287
80387
DOS VERSION:
FILTER SYNTHESIS:
COMPLETE
INCOMPLETE
IMPLEMENTATION:
REPORT AVAILABLE:
PARTIAL
FILE NAME:
SAVE STATUS:
CURRENT
UN-SAVED
TOTAL DESIGN TIME:
TIME OF DAY:
STARTUP TIME:
ELAPSED TIME:
AVAILABLE
UN-AVAILABLE
OFF LINE
ON LINE/OPEN
RING DETECT
ON LINE U
1 O k
: i
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/$/-/?/D/I/T/f/k/p/
0-02070O0T0Y0d0m0
1(1-121F1K1P1[1d1v1{1
2#2(2-2M2R2W2p2u2z2
3.33383L3Q3V3a3j3z3
4$4)4.494K4P4U4`4r4w4|4
5-62676P6U6Z6
777<7A7Y7^7c7{7
LOAD FILE MENU
Press:
to change PATH
to change MASK
cursor UP
cursor DOWN
for PREVIOUS PAGE
cursor RIGHT
cursor LEFT
for NEXT PAGE
ESC to ABORT
ENTER
to accept FILE
CURRENT PATH:
CURRENT MASK:
.FDFA.FDF FILES NOT FOUND - Press P to change PATH or M to change MASK: INVALID PATH - Press P to change PATH or M to change MASK
FILE NAME:
NUMBER
PAGE 2 FILE NOT FOUND OR ERROR OPENING FILE - PRESS ESC
WAIT
Cannot read '. File not correct FORMAT - Press ESC: =: Wrong Revision, [ESC]:Exit [Y]:continue at your own risk.
_<Ku
)<Ou
+%RSP
SAVE FORM MENU
CURRENT PATH:
CURRENT NAME:
Press:
ENTER
for current NAME or
type NEW name and
to change CURRENT PATH
ESC to ABORT
NEW NAME:
.FDF% Disk drive is NOT READY - Press ESC " Invalid NAME or PATH - Press ESC & General DISK I/O failure - Press ESC ( File already exists. OVERWRITE? <Y/N>:
WAIT % Disk is WRITE PROTECTED - Press ESC U
O X j u z
#'#8#A#F#X#]#b#s#|#
Fo =
Q =
Fn = U
"MODE NOT AVAILABLE FOR THIS DEVICEU
LTC PART NUMBER:
LTC PACKAGES:
NUMBER OF PINS:
LTC TEMP RANGES:
MAX CLOCK (Hz):
MAX ORDER:
Vs RANGE (+/-V):
Isupply (mA):
NO DEVICE SELECTEDU
C ERROR INITIALIZING GRAPHICS - Check configuration (Press ESC):
AFPress: to move cursor UP to CHANGE selection or TYPE mode
A< to move cursor DOWN to EXIT, [ALT P]:plot
SPACE
FILTER SPECS
TYPE:
RESP:
DEVICE:
CASCADE ORDER
MODE OUTPUT
N U
The Qs have been sorted in ascending
descending
orderU
The Qs have been intermixedU
for the lowest noise.
for low harmonic distortion.
for the most dynamic range.U
INVALID ZERO SWAP - Press ESC: U
POLE/ZERO ORDER MATCHING MENU
Press
to swap ZEROs
to swap ALL
to move UP
to move DOWN
SPACE
to TOGGLE selection
for IMPLEMENT menu' ORDER Fo Q Fn
U
!NO DEVICES FOUND FOR SELECTION...5No device was found to meet the OPTIMIZATION criteria
was selectedU
have
been selected for this filter.U
The GAIN of
V/V (
A) db) for this filter has been distributed! evenly through stages 2 through >Stage 1 has been given a gain of 1 (0 db) to improve DYNAMICS.U
to return to OPTIMIZATION: 'Enter new normalized value(old value =
) range 5K..50K :
New normalized value =
ohms.HEnter A or P to calculate resistor values again. Other keys to continue.
LTC1064
LTC1164
LTC1064A
?;R3 RESISTORS FOR MODES 2, 3, AND 3A HAVE BEEN ADJUSTED FOR
NO MODE SELECTED
MODE
THE LAST Fp IS GENERATED BY A CAP OF
HIGH PASS RC C=
FARADS
uF(knN
ON OUTPUT3TO GROUND FOLLOWING A 5K RESISTOR - OR USE MODE 6B.
R = RG
ACROSS RG U
OPTIMIZATION MENU
Press:
to move cursor UP
to move cursor DOWN
SPACE
to CHANGE setting
ENTER
to ACCEPT setting
to EXIT
to OPTIMIZE
to IMPLEMENTP
FILTER TYPE:
FILTER RESPONSE:
OPTIMIZE FOR:
CLOCK TO Fo RATIO:
CLOCK FREQ (Hz):
AUTO DEVICE SELECT:
OPTIMIZER STATUS:
and
COMPLETE
INCOMPLETE
%CUSTOM FILTERS WILL NOT BE OPTIMIZED.U
Press any key to continue...U
limits.doc
limits.doc file access error !U
IMPLEMENTATION MENU
FILTER TYPE:
FILTER RESPONSE:
OPTIMIZE FOR:
CLOCK TO Fo RATIO:
CLOCK FREQ (Hz):
AUTO DEVICE SELECT:
OPTIMIZER STATUS:
and
COMPLETE
INCOMPLETE
to RE-OPTIMIZE
to edit DEVICE/MODEs
to edit CASCADE ORDER
to calculate RESISTORS
to EXIT* NO ACTIVE DESIGN TO IMPLEMENT - PRESS ESCU
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Written by LTC staff.U
ESC:exit, ALT P:plot
FILTER RESPONSE:
FILTER TYPE:
FREQUENCY:
GAIN: GAIN (db)
PHASE (DEG)
GROUP DELAY (S);
GROUP DELAY (mS)
GROUP DELAY (uS)
ACTUAL ATTEN:
ACTUAL ATTEN: N/A
3db POINT:
3db POINT: N/A
Frequency (Hz)
CALCULATINGU
DGRAPHICS CARD NOT INSTALLED - CANNOT CONTINUE WITH GRAPH (Press ESC)HGRAPHICS DRIVER NOT INSTALLED - Use selection 6 in main menu (Press ESC)GINVALID DRIVER FOR DETECTED GRAPHICS CARD - Use selection 6 (Press ESC)(GENERAL GRAPHICS IO ERROR - (Press ESC)
PLOTTING
HCfffffff
ENTER FILE NAME:
FILE: $ Already exists - OVERWRITE? (Y/N):
CREATING TEXT FILE:
ERROR WRITING FILE:
- Press ESC
CALCULATING POINTS
?2Saving gain, phase, and group delay data to file:1 F i l t e r C A D Ver IINDEX FREQUENCY[Hz] GAIN[db] PHASE[degree] GROUP_DELAY[Second]
U
PLOTTER STATUS MENU
Plot will be routed to:
PLOTTER
GENERATE CHART (Y/N):
GRAPH WIDTH (INCHES):
GRAPH HEIGHT (INCHES):
OFFSET WIDTH (INCHES):
OFFSET HEIGHT (INCHES):
CHART PEN COLOR (1..8):
GAIN PEN COLOR (1..8):
PHASE PEN COLOR (1..8):
DELAY PEN COLOR (1..8):
INCLUDE PARAMETERS (Y/N):
Press:
to move cursor UP
to move cursor DOWN
ENTER
to ACCEPT data
ESC to ABORT
to PLOT
Prepare Plotter and press:
ENTER SELECTION:
ENTER FILE NAME:
FILE: $ Already exists - OVERWRITE? (Y/N):
CREATING PLOT FILE:
ERROR WRITING FILE:
- Press ESC
CALCULATING POINTS
PLOTTING
FilterCAD (C) 1990 LTC
FILTER RESPONSE:
FILTER TYPE:
CORNER FREQ:
STOP FREQ:
CENTER FREQ:
PASS BANDWIDTH:
STOP BANDWIDTH:
ORDER:
GAIN:
Amax:
Amin:
<- GAIN
<- PHASE
<- DELAY Fo(Hz) Q Fn(Hz)
INFINITE
FREQUENCY (Hz x1000)
FREQUENCY (Hz)
PLOT COMPLETE
PLOT TERMINATED
PRESS
to return to PLOT MENU: U
GRAPH MENU
Press:
to move cursor UP
to move cursor DOWN
SPACE
to CHANGE SELECTION
ENTER
to PLOT
ESC to ABORT
OUTPUT DEVICE:
DISPLAY STYLE:
AMPLITUDE GRAPH:
PHASE GRAPH:
GROUP DELAY:
REDUCED VIEW: ' NO ACTIVE DESIGN TO PLOT - PRESS ESC: U
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Only mode
allowed in
design stage #
Please fix error at stage #
. Select LIMITATIONS in1main menu for more details. Press Y to continue.U
Lowpass&when at least one stage has finite Fn.
when all Fn values at infinity.7Mode 6A or 6B required if last stage is 1st order(Q=0).
Highpass(when at least one stage has non-zero Fn.
when all Fn = 0 in each stage.1Mode 6A required if last stage is 1st order(Q=0).
Bandpass/when at least one Fn not equal to 0 or infinity