Datasheet

MAX1184
Dual 10-Bit, 20Msps, 3V, Low-Power ADC with
Internal Reference and Parallel Outputs
10 ______________________________________________________________________________________
Pin Description (continued)
PIN NAME FUNCTION
21 D9B Three-State Digital Output, Bit 9 (MSB), Channel B
22 D8B Three-State Digital Output, Bit 8, Channel B
23 D7B Three-State Digital Output, Bit 7, Channel B
24 D6B Three-State Digital Output, Bit 6, Channel B
25 D5B Three-State Digital Output, Bit 5, Channel B
26 D4B Three-State Digital Output, Bit 4, Channel B
27 D3B Three-State Digital Output, Bit 3, Channel B
28 D2B Three-State Digital Output, Bit 2, Channel B
29 D1B Three-State Digital Output, Bit 1, Channel B
30 D0B Three-State Digital Output, Bit 0 (LSB), Channel B
31, 34 OGND Output Driver Ground
32, 33 OV
DD
Output Driver Supply Voltage. Bypass each pin to OGND with a 0.1µF capacitor. The output
driver supply accepts an input range of 1.7V to 3.6V.
35 D0A Three-State Digital Output, Bit 0 (LSB), Channel A
36 D1A Three-State Digital Output, Bit 1, Channel A
37 D2A Three-State Digital Output, Bit 2, Channel A
38 D3A Three-State Digital Output, Bit 3, Channel A
39 D4A Three-State Digital Output, Bit 4, Channel A
40 D5A Three-State Digital Output, Bit 5, Channel A
41 D6A Three-State Digital Output, Bit 6, Channel A
42 D7A Three-State Digital Output, Bit 7, Channel A
43 D8A Three-State Digital Output, Bit 8, Channel A
44 D9A Three-State Digital Output, Bit 9 (MSB), Channel A
45 REFOUT
Internal Reference Voltage Output. May be connected to REFIN through a resistor or a resistor
divider.
46 REFIN Reference Input. V
REFIN
= 2
x
(V
REFP
- V
REFN
). Bypass to GND with a >1nF capacitor.
47 REFP
Positive Reference Input/Output. Conversion range is ± (V
REFP
- V
REFN
). Bypass to GND with a
> 0.1µF capacitor.
48 REFN
Negative Reference Input/Output. Conversion range is ± (V
REFP
- V
REFN
). Bypass to GND with
a > 0.1µF capacitor.
— EP Exposed Pad. Connect to analog ground.