ne1618 NXP Semiconductors, ne1618 Datasheet - Page 6

• Manufacturer Part Number: ne1618
• Description: Temperature Monitor For Microprocessor Systems
• Manufacturer: NXP Semiconductors

The NE1618 does not include the SMBus timeout capability (t
Philips Semiconductors
SMBus INTERFACE AC SPECIFICATIONS
V
These specifications are guaranteed by design and not tested in production.
NOTE:
2002 Jan 04
DD
SDATA
Temperature monitor for microprocessor systems
SCLK
SYMBOL
= 3.0 V to 3.6 V; T
I
t
t
t
t
t
IH
SU:STO
HD:STA
HD:DAT
SU:DAT
SU:STA
f
t
t
t
SCLK
HIGH
LOW
V
C
V
I
BUF
OL
t
& I
IH
F
IL
IN
IL
P
t
BUF
Logic input high voltage for STBY, SCLK, SDATA
Logic input low voltage for STBY, SCLK, SDATA
Logic output low sink current for
Logic input current
SMBus input capacitance for SCLK, SDATA
SCLK operating frequency
SCLK low time
SCLK high time
SMBus free time.
Delay from SDA stop to SDA start
Hold time of start condition.
Delay from SDA start to first SCL H–L
Hold time of data.
Delay from SCL H–L to SDA edges
set-up time of data.
Delay from SDA edges to SCL L–H
set-up time of repeat start condition.
Delay from SCL L–H to restart SDA
set-up time of stop condition.
Delay from SCL L–H to SDA stop.
Fall time of SCL and SDA
ALERT
SDATA
amb
S
= 0 C to +125 C unless otherwise noted.
t
HD:STA
t
LOW
t
HD:DAT
PARAMETER
t
R
Figure 4. Timing measurements.
t
HIGH
LOW:SEXT
t
SU:DAT
t
F
6
and t
V
V
V
LOW:MEXT
DD
DD
IN
t
CONDITIONS
SU:STA
See Figure 4
See Figure 4
See Figure 4
See Figure 4
See Figure 4
See Figure 4
See Figure 4
See Figure 4
See Figure 4
See Figure 4
V
V
= V
= 3 V to 5.5 V
= 3 V to 5.5 V
OL
OL
DD
= 0.4 V
= 0.6 V
).
or GND
S
t
HD:STA
MIN
–1.0
250
250
2.2
1.0
6.0
4.7
4.0
4.7
4.0
4.0
0
0
TYP
5.0
5.0
5
t
SU:STO
MAX
100
0.8
1.0
1.0
NE1618
Product data
SL01204
UNIT
kHz
mA
mA
P
pF
ns
ns
ns
V
V
A
s
s
s
s
s
s