HI5714/6CB INTERSIL [Intersil Corporation], HI5714/6CB Datasheet - Page 8

• Manufacturer Part Number: HI5714/6CB
• Description: 8-Bit, 40/60/75/80 MSPS A/D Converter
• Manufacturer: INTERSIL [Intersil Corporation]

Pin Descriptions
NOTE:
1. The voltages listed above represent the ideal transition of each output code shown as a function of the reference voltage, including the
PIN NUMBER
DESCRIPTION
typical reference offset voltages.
1, 2, 12-15,
Underflow
Overflow
23, 24
19, 21
CODE
11
16
17
18
20
22
254
255
4
6
7
8
9
0
1
-
-
V
CCO1
SYMBOL
D0 to D7
INPUT VOLTAGE
DGND
OGND
AGND
V
V
O/UF
V
CLK
V
V
OE
CCD
CCA
RB
, V
RT
IN
V
V
(NOTE 1)
RB
<1.555V
>3.300V
RT
CCO2
1.555V
3.300V
OE
= 3.6V
= 1.3V
-
-
-
-
1
0
Digital Outputs, D0 (LSB) to D7 (MSB).
Bottom Reference Voltage Input. Range: 1.2V to 1.6V.
Analog Ground.
Analog +5V.
Analog Input.
Top Reference Voltage Input. Range: 3.5V to 3.9V.
Underflow/Overflow Digital Output. Goes high if the analog input goes above or below the
reference (V
Clock Input.
Digital GND.
Digital +5V.
Digital +5V for Digital Output Stage.
Digital Ground for Digital Output Stage.
Output Enable
High: Digital outputs are three-stated.
Low: Digital outputs are active.
High Impedance
Active: Binary
TABLE 2. MODE SELECTION
TABLE 1. A/D CODE TABLE
RB
D7 to D0
, V
O/UF
RT
HI5714
1
0
0
0
0
0
0
1
) minus the offset.
8
D7
0
0
1
1
1
-
-
-
DESCRIPTION
High Impedance
Active
D6
0
0
1
1
1
-
-
-
O/UF
D5
BINARY OUTPUT CODE
0
0
1
1
1
-
-
-
D4
0
0
1
1
1
-
-
-
D3
0
0
1
1
1
-
-
-
D2
0
0
1
1
1
-
-
-
D1
0
0
1
1
1
-
-
-
D0
0
0
0
1
1
-
-
-