參數(shù)資料
型號: ADC0838
廠商: National Semiconductor Corporation
元件分類: 串行ADC
英文描述: 8-Bit Serial I/O A/D Converters with Multiplexer Options
中文描述: 8位串行I /辦公自動化/ D轉(zhuǎn)換器多路復(fù)用選項
文件頁數(shù): 11/26頁
文件大?。?/td> 410K
代理商: ADC0838
ML2281, ML2282, ML2284, ML2288
11
*SOME OF THESE FUNCTIONS/PINS ARE NOT AVAILABLE WITH OTHER OPTIONS.
NOTE 1: FOR THE ML2284 DI IS INPUT DIRECTLY TO THE D INPUT OF SELECT 1. SELECT 0 IS FORCED TO A “1”. FOR THE ML2282, DI IS INPUT DIRECTLY TO THE D
INPUT OF ODD/SIGN. SELECT 0 IS FORCED TO A “1” AND SELECT 1 IS FORCED TO A “0”.
Figure 6. ML2288 Functional Block Diagram
C
Q
R
D
R
D
C
Q
D
C
Q
R
D
C
Q
R
+
+
ANALOG
MUX
(EQUIVALENT)
Σ
1
CH0*
16
CLK
17
DI*
18
CS
CH1*
CH6*
V
REF
V
CC
V+*
DGND*
AGND*
2
CH2
3
CH3
4
CH4*
5
CH5*
6
7
CH7*
8
COM*
9
12
20
TO INTERNAL
CIRCUITRY
INPUT
13
16
17
18
7V SHUNT
REGULATOR
INPUT PROTECTION—ALL LOGIC INPUTS
C
C
R
LADDER
AND
DECODER
SAR
LOGIC
AND
LATCH
9-BIT
SHIFT
REGISTER
COMP
B7
B6
B5
B4
B3
14
DO
B2
B1
B0
CS
CS
CS
COMP
PARALLEL XFR
TO SHIFT REGISTER
MSB FIRST
LSB FIRST
EOC
EOC
R
R
C
CS
DEOC
CS
SE*
CS
CS
CS
T
D
V
CC
V
CC
TO
INTERNAL
CIRCUITS
MUX
ADDRESS
NOTE 1
13
SARS*
15
NOTE 1
SELECT 0
SELECT 1
START
R
R
5-BIT SHIFT-REGISTER
ODD/
SIGN
R
R
R
D
C
SGL/
DIF
TIME
DELAY
DSTART 2
START
DSTART 1
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