Datasheet

2
LTC1594/LTC1598
15948fb
(Notes 1, 2)
Supply Voltage (V
CC
) to GND................................... 12V
Voltage
Analog Reference .................... –0.3V to (V
CC
+ 0.3V)
Analog Inputs .......................... –0.3V to (V
CC
+ 0.3V)
Digital Inputs .........................................–0.3V to 12V
Digital Output .......................... –0.3V to (V
CC
+ 0.3V)
Power Dissipation.............................................. 500mW
Operating Temperature Range
LTC1594CS/LTC1598CG ......................... 0°C to 70°C
LTC1594IS/LTC1598IG ..................... –40°C to 85°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTC1594CS
LTC1594IS
ORDER PART
NUMBER
LTC1598CG
LTC1598IG
ORDER PART
NUMBER
T
JMAX
= 150°C, θ
JA
= 110°C/ W
T
JMAX
= 125°C, θ
JA
= 120°C/ W
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
CC
Supply Voltage (Note 3) 4.5 5.5 V
f
CLK
Clock Frequency V
CC
= 5V (Note 4) 320 kHz
t
CYC
Total Cycle Time f
CLK
= 320kHz 60 μs
t
hDI
Hold Time, D
IN
After CLK↑ V
CC
= 5V 150 ns
t
suCS
Setup Time CS↓ Before First CLK↑ (See Operating Sequence) V
CC
= 5V 1 μs
t
suDI
Setup Time, D
IN
Stable Before CLK↑ V
CC
= 5V 400 ns
t
WHCLK
CLK High Time V
CC
= 5V 1 μs
t
WLCLK
CLK Low Time V
CC
= 5V 1 μs
t
WHCS
CS High Time Between Data Transfer Cycles f
CLK
= 320kHz 16 μs
t
WLCS
CS Low Time During Data Transfer f
CLK
= 320kHz 44 μs
(Note 5)
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
ABSOLUTE AXI U RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UUW
RECO E DED OPERATI G CO DITIO S
UUUUWW
TOP VIEW
S PACKAGE
16-LEAD PLASTIC SO
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
CH0
CH1
CH2
CH3
ADCIN
V
REF
COM
GND
V
CC
MUXOUT
D
IN
CSMUX
CLK
V
CC
D
OUT
CSADC
1
2
3
4
5
6
7
8
9
10
11
12
TOP VIEW
G PACKAGE
24-LEAD PLASTIC SSOP
24
23
22
21
20
19
18
17
16
15
14
13
CH5
CH6
CH7
GND
CLK
CSMUX
D
IN
COM
GND
CSADC
D
OUT
NC
CH4
CH3
CH2
CH1
CH0
V
CC
MUXOUT
ADCIN
V
REF
V
CC
CLK
NC