HI5710A_00 Datasheet, PDF (17/21 Pages) Intersil Corporation – 10-Bit, 20 MSPS A/D Converter

Test Circuits (Continued)
CLK
1
16
AV_DD
AV_SS
V_RT
V_RB
RESET
CE
SENCE
AMP 1
SENCE
AMP 2
HI5710A
14-BIT
COUNTER _CO
CLR
AV_DD
DQ
CLR
24-BIT
COUNTER _CO
CLR
SEL
CAL
FIGURE 20. CALIBRATION PULSE GENERATION CIRCUIT
Typical Application Circuits
-
2.0V
+
-
4.0V
+
OUT
+5VA
0.1µF
4.0V
2.0V
+5VA
0.1
+3.3VD
10µF
TSTR
AT
V_IN
NC
CAL
TS
AV_SS
AV_SS
DV_DD
0.1µF NC
NC
DV_SS
36 35 34 33 32 31 30 29 28 27 26 25
37
24
38
23
39
22
40
21
41
20
42
19
43
HI5710A
18
44
17
45
16
46
15
47
14
48
13
1 2 3 4 5 6 7 8 9 10 11 12
CE
OE
CLK
MINV
LINV
TESTMODE
AV_DD
SEL
DV_SS
RESET
TIN
TO
CLOCK INPUT
0.1µF
+5VA
10µF
AV_SS DV_SS
+3.3VD
0.1
DIGITAL OUTPUTS
FIGURE 21A. POWER-UP CALIBRATION WITH INTERNAL AUTO CALIBRATION SELECTED
17