SP8537 View Datasheet(PDF) - Signal Processing Technologies
Part Name
Description
MFG CO.
SP8537 Datasheet PDF : 12 Pages
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SPECIFICATIONS (cont.)
Recommended Operating Conditions
VCC=5.0V
SYMBOL PARAMETERS
MIN. TYP. MAX.
VCC
Supply Voltage
+3.0 +5.0 +5.5
VCC=3.3V
MIN. TYP. MAX.
+3.0 +3.3 +5.5
fCLK
Clock Frequency
444
100
tCYC
Total Cycle Time
33.9
150.2
tCLK
Clock Period
2.25
10.0
ten
SCLK to
w
DOUT
Enable
80 200
w
tDIS
CSN to DOUT Hi-Z
80 200
150 300
150 300
tR
DOUT Rise Time
5
25
10 50
tF
DOUT Fall Time
5
25
10 50
tHDO
DOUT
Valid
After
SCLK
w
80 200
150 300
thDI
tsuCS
tsuDI
tWHCLK
tWLCLK
tWHCS
tSAMPLE
tCONV
Hold Time DIN After
50
0
CLK^
Setup Time CSv
100
Before CLK^
Setup Time, DIN
100 10
Stable Before CLK^
CLK High Time
1
CLK Low Time
1
CS High Time between 100
Data Transfers Cycles
S/H Acquisition Time
1.5
ADC Conversion Time
10
50
0
150
150 15
4.5
4.5
150
1.5
10
UNITS
Volts
kHz
µS
µS
nS
nS
nS
nS
nS
nS
nS
nS
µS
µS
nS
SCLK Cycles
SCLK Cycles
PIN DESCRIPTION
CS 1
CH0 2
CH1 3
GND 4
SP8537DS/03
8 VCC/VREF
7 SCLK
6 DOUT
5 DIN
PIN ASSIGNMENTS
Pin 1- CS - Chip Select.
Pin 2- CH0 - Channel 0
Pin 3- CH1 - Channel 1
Pin 4- GND - Ground
Pin 5- DIN - Data In
Pin 6 - DOUT - Data Out
Pin 7- SCLK - Serial Clock
Pin 8- V /V - Supply & Reference Voltage
CC REF
SP8537 Micropower Sampling 10–Bit Voltage A/D Converter
4
© Copyright 2000 Sipex Corporation
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