Rainbow Electronics MAX1303 - Manual (Page 30)

MAX1302/MAX1303
8-/4-Channel, ±V
REF
Multirange Inputs,
Serial 16-Bit ADCs
30 ______________________________________________________________________________________
Chip Information
TRANSISTOR COUNT: 28,210
PROCESS: BiCMOS
Revision History
Pages changed at Rev 1: 1, 3–6, 30, 31
Block Diagram
MAX1302
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
AGND1
ANALOG
INPUT MUX
AND
MULTIRANGE
CIRCUITRY
PGA
AGND2
AV DD2
4.096V
BANDGAP
REFERENCE
1x
5k Ω
IN
REF
REFCAP
REF
CONTROL LOGIC AND REGISTERS
FIFO
CLOCK
OUT
SAR
ADC
SERIAL I/O
AGND2
AV DD2
AGND3
AV DD1
DGND
DV DD
DGNDO
SCLK
DOUT
SSTRB
DIN
CS
DV
DDO
Pin Configurations (continued)
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
AGND2
AV
DD2
AGND3
REF CH1
CH0
AV
DD1
AGND1
REFCAP
DV DD
DV DDO
DGND DIN
CS
CH3
CH2
12
11
9
10
DGNDO
DOUT SCLK
SSTRB
MAX1303
TSSOP
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