Datasheet

MAX34451 PMBus 16-Channel V/I Monitor and
12-Channel Sequencer/Marginer
www.maximintegrated.com
Maxim Integrated │ 5
I
2
C/SMBus Timing
Typical Operating Characteristics
(V
DD
=3.3VandT
A
=+25°C,withoutMFR_STORE_SINGLEdata,unlessotherwisenoted.)
SCL
NOTE: TIMING IS REFERENCED TO V
IL(MAX)
AND V
IH(MIN)
.
SDA
STOP START REPEATED
START
t
BUF
t
HD:STA
t
HD:DAT
t
SU:DAT
t
SU:STO
t
HD:STA
t
SP
t
SU:STA
t
HIGH
t
R
t
F
t
LOW
SUPPLY CURRENT
vs. TEMPERATURE
MAX34451 toc01
TEMPERATURE (°C)
I
DD
(mA)
8060-20 0 20 40
10.5
11.0
11.5
12.0
12.5
13.0
13.5
14.0
10.0
-40 100
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX34451 toc02
V
DD
(V)
I
DD
(mA)
3.53.43.1 3.2 3.3
10.5
11.0
11.5
12.0
12.5
13.0
13.5
14.0
10.0
3.0 3.6
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
PSENn OUTPUTS DURING POWER-UP
MAX34451 toc03
20ms/div
PSEN1
PSEN0
V
DD
THE PSENn PINS
POWER UP IN A
HIGH-IMPEDANCE STATE
TON_DELAY =
0ms
TON_DELAY =
5ms
THE CONTROL n PIN IS ASSERTED
WHEN POWER IS APPLIED
2V/div