isppac80 Lattice Semiconductor Corp., isppac80 Datasheet - Page 8

• Manufacturer Part Number: isppac80
• Description: In-system Programmable Analog Circuit
• Manufacturer: Lattice Semiconductor Corp.

Typical Performance Characteristics
-100
-70
-75
-80
-85
-90
-95
100
1K
10
30
25
20
15
10
1
5
1k
-2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5
Input Noise Spectrum
1
THD vs. Frequency
50 kHz Corner Freq. Error
200 Units
PDIP Pkg
10
Corner Frequency Error (%)
G = 10
G = 1
(Referred to Input)
100
10k
Frequency (Hz)
Frequency (Hz)
G = 10
1k
Elliptical filter
cc051042
Fc = 500kHz
Butterworth
Fc = 50kHz
100k
10k 100k 1M
Elliptical filter
cc051042
1M
90
80
70
60
50
40
30
30
25
20
15
10
30
25
20
15
10
5
0
5
10
-2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5
CMR vs. Frequency
V
200 kHz Corner Freq. Error
3 Wafer Lots
PDIP Pkg
-40°C to +85°C
OS
200 Units
PDIP Pkg
-100
100
Tempco
Elliptical filter
cc051042
Fc = 50kHz
Offset Tempco (µV/°C)
Corner Frequency Error (%)
-50
Frequency (Hz)
1k
8
Elliptical filter
cc051042
Fc = 500kHz
0
10k
50
Elliptical filter
cc051042
100k
100
Specifications ispPAC80
2 2.5
1M
-40 dB
-80 dB
0 dB
90
80
70
60
50
40
30
50
40
30
20
10
100
-2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5
PSR vs. Frequency
Filter Variation (3 Sigma)
500 kHz Corner Freq. Error
process < 0.9dB
200 Units
PDIP Pkg
variation over
attenuation
Stopband
10kHz
Corner Frequency Error (%)
1k
Frequency (Hz)
100kHz
10k
process < 0.02dB
Passband ripple
variation over
Elliptical filter
cc051042
Elliptical filter
cc051042
1MHz
100k
1M