Datasheet
I
2
C INTERFACE TIMING CHARACTERISTICS
(1)
TPS62350, TPS62351
TPS62352, TPS62353
TPS62354, TPS62355, TPS62356
SLVS540E – MAY 2006 – REVISED APRIL 2008 ..............................................................................................................................................................
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ELECTRICAL CHARACTERISTICS (continued)
over operating free-air temperature range, typical values are at T
A
= 25 ° C. Unless otherwise noted, specifications apply with
V
I
= 3.6 V, EN = V
I
, VSEL = V
I
, SYNC = GND, VSEL0[6] bit = 1.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Leakage current into SW pin V
I
> V
O
, 0 V ≤ V
(SW)
≤ V
I
, EN = GND 0.01 1
I
lkg
µ A
Reverse leakage current into SW pin V
I
= open, V
(SW)
= 6 V, EN = GND 0.01 1
DAC
TPS62350
TPS62351
TPS62352
Resolution TPS62353 6 Bits
TPS62354
TPS62355
TPS62356
Differential nonlinearity Specified monotonic by design ± 0.8 LSB
TIMING
Setup Time Between Rising EN and Start of I
2
C
250 µ s
Stream
Output voltage settling From min to max output voltage,
V
O
TPS62350 3 µ s
time I
O(DC)
= 500 mA, PWM operation
Time from active EN to V
O
180
V
O
= 1.35 V, R
L
= 5 Ω , PWM operation
TPS62350
Time from active EN to V
O
170
V
O
= 1.05 V, I
O(DC)
= 0 mA, Light PFM operation
Time from active EN_DCDC bit to V
O
Start-up time TPS62351 45 µ s
V
O
= 1.5 V, R
L
= 5 Ω , PWM operation
Time from active EN to V
O
175
V
O
= 1.2 V, R
L
= 5 Ω , PWM operation
TPS62352
Time from active EN to V
O
170
V
O
= 1.05 V, I
O(DC)
= 0 mA, Light PFM operation
PARAMETER TEST CONDITIONS MIN MAX UNIT
Standard mode 100 kHz
Fast mode 400 kHz
High-speed mode (write operation), C
B
– 100 pF max 3.4 MHz
f
(SCL)
SCL Clock Frequency
High-speed mode (read operation), C
B
– 100 pF max 3.4 MHz
High-speed mode (write operation), C
B
– 400 pF max 1.7 MHz
High-speed mode (read operation), C
B
– 400 pF max 1.7 MHz
Standard mode 4.7 µ s
Bus Free Time Between a STOP and
t
BUF
START Condition
Fast mode 1.3 µ s
Standard mode 4 µ s
Hold Time (Repeated) START
t
HD
, t
STA
Fast mode 600 ns
Condition
High-speed mode 160 ns
Standard mode 4.7 µ s
Fast mode 1.3 µ s
t
LOW
LOW Period of the SCL Clock
High-speed mode, C
B
– 100 pF max 160 ns
High-speed mode, C
B
– 400 pF max 320 ns
Standard mode 4 µ s
Fast mode 600 ns
t
HIGH
HIGH Period of the SCL Clock
High-speed mode, C
B
– 100 pF max 60 ns
High-speed mode, C
B
– 400 pF max 120 ns
(1) Specified by design. Not tested in production.
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Product Folder Link(s): TPS62350, TPS62351 TPS62352, TPS62353 TPS62354, TPS62355, TPS62356