AD5383 Analog Devices, AD5383 Datasheet - Page 10

• Manufacturer Part Number: AD5383
• Description: 32-Channel 12-Bit 3 V/5 V Single-Supply Voltage-Output DAC
• Manufacturer: Analog Devices

Specifications of AD5383

• Resolution (bits): 12bit
• Dac Update Rate: 167kSPS
• Dac Settling Time: 6µs
• Max Pos Supply (v): +5.5V
• Single-supply: No
• Dac Type: Voltage Out
• Dac Input Format: Par,Ser,SPI

AD5383
I
DV
noted.
Table 7.
Parameter
F
t
t
t
t
t
t
t
t
t
t
t
C
1
2
3
4
1
2
3
4
5
6
7
8
9
10
11
2
Guaranteed by design and characterization, not production tested.
See Figure 6.
A master device must provide a hold time of at least 300 ns for the SDA signal (referred to the V
falling edge.
C
SCL
b
3
SDA
C SERIAL INTERFACE TIMING
SCL
b
is the total capacitance, in pF, of one bus line. t
DD
= 2.7 V to 5.5 V; AV
1, 2
t
9
CONDITION
Limit at T
400
2.5
0.6
1.3
0.6
100
0.9
0
0.6
0.6
1.3
300
0
300
0
300
20 + 0.1 C
400
START
t
4
DD
MIN
b
4
= 4.5 V to 5.5 V or 2.7 V to 3.6 V; AGND = DGND = 0 V; all specifications T
t
3
, T
MAX
t
R
10
kHz max
ns min
ns min
pF max
Unit
μs min
μs min
μs min
μs min
ns min
μs max
μs min
μs min
μs min
μs min
ns max
ns max
ns max
ns min
and t
t
6
Figure 6. I
F
are measured between 0.3 DV
2
C-Compatible Serial Interface Timing Diagram
t
2
Rev. B | Page 10 of 40
Description
SCL clock frequency
SCL cycle time
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Capacitive load for each bus line
HIGH
LOW
HD,STA
SU,DAT
HD,DAT
HD,DAT
SU,STA
SU,STO
BUF
R
R
F
F
F
F
, rise time of SCL and SDA when receiving
, rise time of SCL and SDA when receiving (CMOS-compatible)
, fall time of SDA when transmitting
, fall time of SDA when receiving (CMOS-compatible)
, fall time of SCL and SDA when receiving
, fall time of SCL and SDA when transmitting
t
11
, bus free time between a STOP and a START condition
, SCL low time
, SCL high time
, setup time for repeated start
, start/repeated start condition hold time
, data setup time
, stop condition setup time
t
, data hold time
, data hold time
5
DD
and 0.7 DV
IH
min of the SCL signal) in order to bridge the undefined region of SCL’s
DD
.
CONDITION
REPEATED
START
t
7
t
4
t
MIN
1
to T
MAX
, unless otherwise
CONDITION
STOP
t
8