LTC1594 Linear Technology, LTC1594 Datasheet - Page 2

• Manufacturer Part Number: LTC1594
• Description: 4- and 8-Channel/ Micropower Sampling 12-Bit Serial I/O A/D Converters
• Manufacturer: Linear Technology

ABSOLUTE
PACKAGE/ORDER
LTC1594/LTC1598
(Notes 1, 2)
Supply Voltage (V
Voltage
RECOM
2
Consult factory for Military grade parts.
SYMBOL
V
f
t
t
t
t
t
t
t
t
CLK
CYC
hDI
suCS
suDI
WHCLK
WLCLK
WHCS
WLCS
CC
Analog Reference .................... – 0.3V to (V
Analog Inputs .......................... – 0.3V to (V
Digital Inputs ......................................... – 0.3V to 12V
Digital Output .......................... – 0.3V to (V
ADCIN
V
COM
GND
CH0
CH1
CH2
CH3
REF
W W
T
JMAX
PARAMETER
Supply Voltage (Note 3)
Clock Frequency
Total Cycle Time
Hold Time, D
Setup Time CS Before First CLK (See Operating Sequence)
Setup Time, D
CLK High Time
CLK Low Time
CS High Time Between Data Transfer Cycles
CS Low Time During Data Transfer
1
2
3
4
5
6
7
8
16-LEAD PLASTIC SO
= 125 C,
S PACKAGE
TOP VIEW
ENDED OPERATING CONDITIONS
U
CC
W
MAXIMUM
JA
) to GND ................................... 12V
IN
= 120 C/ W
IN
After CLK
Stable Before CLK
16
15
14
13
12
11
10
9
W W
V
MUXOUT
D
CSMUX
CLK
V
D
CSADC
CC
IN
CC
OUT
INFORMATION
U
RATINGS
W
ORDER PART
LTC1594CS
LTC1594IS
U
NUMBER
U
CC
CC
CC
+ 0.3V)
+ 0.3V)
+ 0.3V)
U
U
Power Dissipation .............................................. 500mW
Operating Temperature Range
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
CONDITIONS
V
f
V
V
V
V
V
f
f
CLK
CLK
CLK
CC
CC
CC
CC
CC
CC
LTC1594CS/LTC1598CG ......................... 0 C to 70 C
LTC1594IS/LTC1598IG ..................... – 40 C to 85 C
CSMUX
= 5V
= 5V
= 5V
= 5V
= 5V
= 5V
CSADC
= 320kHz
= 320kHz
= 320kHz
D
COM
GND
GND
CH5
CH6
CH7
CLK
OUT
U
D
NC
IN
T
JMAX
24-LEAD PLASTIC SSOP
10
11
12
1
2
3
4
5
6
7
8
9
= 150 C,
(Note 5)
G PACKAGE
TOP VIEW
JA
= 110 C/ W
24
23
22
21
20
19
18
17
16
15
14
13
(Note 4)
CH4
CH3
CH2
CH1
CH0
V
MUXOUT
ADCIN
V
V
CLK
NC
CC
REF
CC
MIN
150
400
4.5
60
16
44
1
1
1
TYP
ORDER PART
LTC1598CG
LTC1598IG
NUMBER
MAX
320
5.5
UNITS
kHz
ns
ns
V
s
s
s
s
s
s