DSP101 Burr-Brown Corporation, DSP101 Datasheet - Page 4

• Manufacturer Part Number: DSP101
• Description: DSP-Compatible Sampling Single/Dual ANALOG-TO-DIGITAL CONVERTERS
• Manufacturer: Burr-Brown Corporation

TYPICAL PERFORMANCE CURVES
At T
2048 Point FFT; Data analysis limited to 0 to 20kHz band; Unless otherwise specified.
Voltage
A
100
Code
70
75
80
85
90
95
= +25 C, V
2500
2000
1500
1000
–55 –40 –25
500
100
90
80
70
60
50
40
30
20
10
0
0
0.1
FFF1
–1.26mV
HISTOGRAM OF 5k CONVERSION RESULTS ON DSP102
DYNAMIC PERFORMANCE vs TEMPERATURE
A
®
+ = V
(f
S
DSP101/102
= 180kHz Asychronous to 12.288MHz
(Data Analysis over Full 0 to 100kHz Band)
Crystal Between OSC1 and OSC2)
D
+ = +5V, V
Output Code and Equivalent Voltage
FFF7
Ambient Temperature (°C)
Ambient Temperature (°C)
0
SINAD vs INPUT FREQUENCY
(Both Inputs Grounded)
(Binned at 16-bit level)
Input Frequency (kHz)
±2.75mV Input (–60dB)
±0.275V Input (–20dB)
1
±2.75V Input (0dB)
25
A
– = V
SINAD
SNR
THD
D
– = –5V, Sampling Frequency f
0000
0V
SFDR
f
IN
70
= 1kHz, ±2.75V
10
85
Channel A
Channel B
125
000E
1.17mV
–70
–75
–80
–85
–90
–95
–100
100
S
= 200kHz; External Clock Input at OSC1 = 80f
4
–100
100
100
–60
–70
–80
–90
(CONT)
75
80
85
90
95
70
75
80
85
90
95
–55 –40 –25
0
1
DYNAMIC PERFORMANCE vs CONVERSION RATE
±2.75V Input (0dB)
DYNAMIC PERFORMANCE vs TEMPERATURE
(Data Analysis Over Full 0 to 100kHz Band)
30
OSC1 = 12.288MHz, XCLK = 3.072MHz)
(Data Analysis over Full 0 to f
TOTAL HARMONIC DISTORTION
Ambient Temperature (°C)
0
vs INPUT FREQUENCY
Conversion Rate (kHz)
60
10
Input Frequency (kHz)
SINAD
25
90
S
= 16MHz, XCLK = 40f
SNR
SFDR
THD
f
IN
= 1kHz, ±2.75V (0dB)
120
100
f
70
IN
S
/2 Band,
= 1kHz, ±2.75V
SNR
85
SFDR
150
SINAD
S
= 8MHz; Using
THD
1000
125
180
–75
–80
–85
–90
–95
–100
–70
–75
–80
–85
–90
–95
–100