HI5808_01 Datasheet, PDF (2/12 Pages) Intersil Corporation – 12-Bit, 9MSPS A/D Converter

Functional Block Diagram
V_DC
V_IN-
V_IN+
S/H
HI5808
BIAS
STAGE 1
+
∑^-
X8
4-BIT
FLASH
4-BIT
DAC
STAGE 3
+
∑-
X8
4-BIT
FLASH
4-BIT
DAC
STAGE 4
4-BIT
FLASH
AV_CC A_GND DV_CC1 D_GND1
Typical Applications Schematic
V_IN+
V_IN-
CLOCK
(LSB) (28) D0
(27) D1
V_ROUT (11)
V_RIN (12)
A_GND (7)
A_GND (13)
D_GND1 (3)
D_GND1 (5)
D_GND2 (21)
(26) D2
(25) D3
(24) D4
(23) D5
(20) D6
(19) D7
(18) D8
(17) D9
(16) D10
(MSB) (15) D11
V_IN+ (8) (4) DV_CC1
V_DC (10) (2) DV_CC1
V_IN- (9) (22) DV_CC2
CLK (1)
(6) AV_CC
(14) AV_CC
HI5808
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
0.1µF
0.1µF
CLOCK
REF
CLK
V_ROUT
V_RIN
DV_CC2
D11 (MSB)
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0 (LSB)
D_GND2
D_GND
A_GND
BNC
+
+5V
10µF
10µF AND 0.1µF CAPS ARE PLACED
AS CLOSE TO PART AS POSSIBLE
+
+5V
10µF
2