mp8798 Exar Corporation, mp8798 Datasheet - Page 3

• Manufacturer Part Number: mp8798
• Description: Cmos Very Low Power, 1 Msps 10-bit Analog-to-digital Converter With 4-channel Mux
• Manufacturer: Exar Corporation

PIN OUT DEFINITIONS
TRUTH TABLE FOR INPUT CHANNEL SELECTION
PIN NO.
Rev. 3.00
1
2
3
4
5
6
7
8
9
10
11
12
13
14
DB3
DB4
DB5
DB6
DB7
DGND
DV
WR
A1
A0
CLK
DB8
DB9
OFW
NAME
DD
Data Output Bit 3
Data Output Bit 4
Data Output Bit 5
Data Output Bit 6
Data Output Bit 7
Digital Ground
Digital V
Write (Active Low)
Address 1 Input
Address 0 Input
Clock Input
Data Output Bit 8
Data Output Bit 9 (MSB)
Overflow Output
DD
DESCRIPTION
Note: WR, A1, A0 are internally connected to GND through
500k resistance.
WR
0
0
0
0
1
A1
0
0
1
1
X
A0
0
1
0
1
X
3
SELECTED ANALOG INPUT
PIN NO.
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Previous selection
V
V
V
1/2 R
A
A
A
A
AGND
AV
PD
DB0
DB1
DB2
A
A
A
A
NAME
REF(+)
REF(–)
REF1(–)
IN1
IN2
IN3
IN4
IN1
IN2
IN3
IN4
DD
Upper Reference Voltage
Lower Reference Voltage
Lower Reference Voltage
Reference Ladder Tap
Analog Signal Input 1
Analog Signal Input 2
Analog Signal Input 3
Analog Signal Input 4
Analog Ground
Analog V
Power Down
Data Output Bit 0 (LSB)
Data Output Bit 1
Data Output Bit 2
DD
DESCRIPTION
MP8798