TS8388B ATMEL Corporation, TS8388B Datasheet - Page 26

• Manufacturer Part Number: TS8388B
• Description: ADC 8-bit 1 GSPS
• Manufacturer: ATMEL Corporation

ADC Step
Response
Figure 27. Test Pulse Digitized with 20 GHz DSO
Figure 28. Same Test Pulse Digitized with TS8388B ADC
Note:
26
Ripples are due to the test setup (they are present on both measurements).
0
TS8388B
150
200
100
50
0
0
0.5
0.5
Test pulse input characteristics: 20% to 80% input full scale and rise time ~ 200 ps.
Note:
1.0
1.0
This step response was obtained with the TSEV8388B chip on-board (device in die form).
1.5
ADC calculated rise time: between 150 and 200 ps
1.5
Tr ~ 280 ps
50 codes/div (Vpp ~ 260 mV)
500 ps/div
2.0
2.0
Time (ns)
Vpp ~ 260 mV
Tr ~ 240 ps
50 mV/div
500 ps/div
2.5
Time (ns)
2.5
3.0
3.0
3.5
3.5
4.0
4.0
4.5
4.5
2144C–BDC–04/03
5.0
5.0