MAX6675 Maxim, MAX6675 Datasheet - Page 3

• Manufacturer Part Number: MAX6675
• Description: Cold-Junction-Compensated K-Thermocoupleto-Digital Converter (0C to +1024C)
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(V
Note 1: All specifications are 100% tested at T
Note 2: Guaranteed by design. Not production tested.
(V
CC
Output High Voltage
Output Low Voltage
TIMING
Serial Clock Frequency
SCK Pulse High Width
SCK Pulse Low Width
CSB Fall to SCK Rise
CSB Fall to Output Enable
CSB Rise to Output Disable
SCK Fall to Output Data
Valid
CC
Cold-Junction-Compensated K-Thermocouple-
= +3.0V to +5.5V, T
= +3.3V, T
by design and characterization, not production tested.
PARAMETER
A
10
8
6
4
2
0
= +25°C, unless otherwise noted.)
0
_______________________________________________________________________________________
vs. AMBIENT TEMPERATURE
A
15
= -20°C to +85°C, unless otherwise noted. Typical values specified at +25°C.) (Note 1)
OUTPUT CODE ERROR
TEMPERATURE (°C)
30
to-Digital Converter (0°C to +1024°C)
SYMBOL
45
V
t
f
V
t
t
t
CSS
t
SCL
t
CH
DO
CL
DV
OH
TR
OL
60
A
75
I
I
C
C
C
C
= +25°C. Specification limits over temperature (T
SOURCE
SINK
L
L
L
L
= 10pF
= 10pF
= 10pF
= 10pF
90
= 1.6mA
= 1.6mA
CONDITIONS
Typical Operating Characteristics
10
-5
5
0
-10
vs. VOLTAGE DIFFERENTIAL
0
VOLTAGE DIFFERENTIAL (mV)
OUTPUT CODE ERROR
10
A
V
MIN
100
100
100
0.4
CC
= T
20
MIN
-
30
to T
TYP
MAX
40
) are guaranteed
MAX
50
100
100
100
0.4
4.3
UNITS
MHz
ns
ns
ns
ns
ns
ns
V
V
3