Integrated Device Technology
11. Additional information relating to Table 6
ADC1002S020
Single 10 bits ADC, up to 20 MHz
RT
ROT
code 1023
RL
RM
Rlad
RB
Fig 3. Converter reference resistor ladder
RL
IL
RL
RL
ROB
code 0
014aaa480
Table 7.
OE
1
0
Mode selection
D9 to D0
high impedance
active; binary
IR
high impedance
active
Table 8.
STBY
1
0
Standby selection
D9 to D0
last logic state
active
ICCA + ICCD
1.2 mA (typical value)
15 mA (typical value)
Table 9. Output coding and input voltage (typical values; referenced to VSSA)
Code
Underflow
Vi(a)(p-p) (V)
IR
< 1.335
0
Binary outputs D9 to D0
00 0000 0000
0
1.335
1
00 0000 0000
1
-
1
00 0000 0001
-
1022
-
1
11 1111 1110
1023
3.165
1
11 1111 1111
Overflow
> 3.165
0
11 1111 1111
ADC1002S020_3
Product data sheet
Rev. 03 — 2 July 2012
© IDT 2012. All rights reserved.
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